Teac A-R630 User manual

INTEGRATED STEREO AMPLIFIER
A-R630/A-R650
CONTENTS
Effective : November 2010 G-01017A
1. SPECIFICATIONS ………………………………………………… 2
2. BRIEF OVERVIEW OF LSI ……………………………………… 3
3. EXPLODED VIEWS AND PARTS LISTS ……………………… 5
4. PC BOARDS ……………………………………………………… 8
5. INCLUDED ACCESSORIES…………………………………… 15
NOTES
PC boards shown are viewed from parts side.
The parts with no reference number or no parts number in the
exploded views are not supplied.
As regards the resistors and capacitors, refer to the circuit
diagrams supplied pripor to this manual.
Parts marked with this sign are safety critical components.
They must be replaced with designated components.
Destination of product is expressed by [ ] mark and ensure
exact replacement:
[EUR]: EUROPE; [JPN]: JAPAN; [UK]: U.K

–2 –
A-R630/A-R650
1. SPECIFICATIONS
Amplifier Section
Continuous Power Output
90W RMS (1 kHz, 4 ohms, 0.5%)
60W (1 kHz, 8 ohms, 0.5%)
Total Harmonic Distortion
0.02% (1 kHz, 8 ohms, 45W)
Input Sensitivity/Impedance
PHONO: 2.8 mV/47 kohms
LINE: 180 mV/47 kohms
Frequency Response
PHONO: 20 to 20,000 Hz, ±1 dB (RIAA)
LINE*: 5 to 80,000 Hz, (SOURCE DIRECT,1 W)
Tone Control ………………… BASS: ±10 dB at 100 Hz
TREBLE: ±10 dB at 10 kHz
Muting ……………………………………………… –20 dB
General
Power Requirements …… 230 V AC, 50 Hz [EUR], [UK]
100 V AC, 50-60 Hz [JPN]
Power Consumption ……………………………… 200 W
Standby ………………………………………………0.5 W
Dimensions (W x H x D) ………… 435 x 142 x 355 mm
Weight (net) ………………………………………… 8.1 kg
Standard Accessories
Remote Control Unit (UR-431) x 1
Battery (AAA, R03, UM-4) x 2
Owner’s Manual x 1
Warranty Card x 1
*: LINE means TUNER, CD, AUX1, AUX2, TAPE1/CD-R,
TAPE2.
Amplifier Section
Continuous Power Output
120 W+120 W RMS (1 kHz, 4 ohms, 0.5%)
90 W+90 W (1 kHz, 8 ohms, 0.5%)
Total Harmonic Distortion 0.02% (1 kHz, 8 ohms, 45W)
Input Sensitivity/Impedance PHONO: 2.8 mV/47 kohms
LINE: 180 mV/47 kohms
Signal-to-Noise Ratio (IHF-A) ………… PHONO: 65 dB
LINE*: 90 dB
Frequency Response
PHONO: 20 to 20,000 Hz, ±1 dB (RIAA)
LINE*: 5 to 80,000 Hz, (SOURCE DIRECT,1 W)
Tone Control …………………… BASS: ±10 dB at 100 Hz
TREBLE: ±10 dB at 10 kHz
Muting ………………………………………………… –20 dB
General
Power Requirements …… 230 V AC, 50 Hz [EUR], [UK]
……………………………… 100 V AC, 50-60 Hz [JPN]
Power Consumption ……………………………… 300 W
Standby ……………………………………………… 0.5 W
Dimensions (W x H x D) …………… 435 x 142 x 355 mm
Weight (net) ………………………………………… 9.2 kg
Standard Accessories
Remote Control Unit (UR-431) x 1
Battery (AAA, R03, UM-4) x 2
Owner’s Manual x 1
Warranty Card x 1
AC Power Cord x 1
*: LINE means TUNER, CD, AUX1, AUX2, TAPE1/CD-R,
TAPE2.
A-R630 A-R650

–3 –
A-R630/A-R650
2. BRIEF OVERVIEW OF LSI
Access line, advanced ARM-based 32-bit MCU with Flash memory,
six 16-bit timers, ADC and seven communication interfaces
STM32F101R8T6, FRONT PCBA IC21
Pin Configuration (Top View)
Block Diagram
VBAT 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
PC14-OSC32_IN
PC15-OSC32_OUT
PD0 OSC_IN
PD1 OSC_OUT
NRST
PC0
PC1
PC2
PC3
VSSA
VDDA
PA0-WKUP
PA1
PA2
VDD_3 VSS_3 PB9 PB8 BOOT0 PB7 PB6 PB5 PB4 PB3 PD2 PC12 PC11 PC10 PA15 PA14
VDD_2
VSS_2
PA13
PA12
PA11
PA10
PA9
PA8
PC9
PC8
PC7
PC6
PB15
PB14
PB13
PB12
PA3
VSS_4
VDD_4
PA4 PA5 PA6 PA7
PC4 PC5
PB0 PB1 PB2
PB10 PB11
VSS_1
VDD_1
PC13-TAMPER-RTC
Temp sensor
PA[15:0]
EXTI
W W D G
NVIC
12bit ADC1
SWD
16AF
JTDI
JTCK/SWCLK
JTMS/SWDIO
JNTRST
JTDO
NRST
V
DD
= 2 to 3.6V
80AF
PB[15:0]
PC[15:0]
AHB2
MOSI,MISO,SCK,NSS
SRAM
2x(8x16bit)
WAKEUP
GPIOA
GPIOB
GPIOC
F
max
: 36MHz
V
SS
SCL,SDA
I2C2
V
REF+
GP DMA
TIM2
TIM3
XTAL OSC
4-16 MHz
XTAL 32 kHz
OSC_IN
OSC_OUT
OSC32_OUT
OSC32_IN
PLL &
APB1 : F
max
=24 / 36 MHz
PCLK1
HCLK CLOCK
MANAGT
PCLK2
as AF
as AF
VOLT. REG.
3.3V TO 1.8V
POWER
Backup interface
as AF
16 KB
RTC
RC 8 MHz
Cortex M3 CPU
USART1
USART2
SPI2
7 channels
Backup
reg
SCL,SDA,SMBAL
I2C1 as AF
RX,TX, CTS, RTS,
USART3
V
REF-
PD[15:0] GPIOD
AHB:Fmax=36 MHz
4 Channels
4 Channels
FCLK
RC 42 kHz
Standby
IWDG
@VDD
@VBAT
POR / PDR
SUPPLY
@VDDA
VDDA
VSSA
@VDDA
V
BAT
CK, SmartCard as AF
RX,TX, CTS, RTS,
SmartCard as AF
RX,TX, CTS, RTS,
APB2 : F
max
= 36 MHz
NVIC
SPI1
MOSI,MISO,
SCK,NSS as AF
IF
interface
@VDDA
SUPERVISION
PVD
Rst
Int
@VDD
AHB2
APB2 APB1 AWU TAMPER-RTC
PE[15:0] GPIOE
Flash 128 KB
BusMatrix
64 bit
Interface
Ibus
Dbus
pbus
obl
Flash
Trace
Controller
System
TIM4 4 Channels
TRACECLK
TRACED[0:3]
as AS SW/JTAG
TPIU Trace/trig
CK, SmartCard as AF

–4 –
A-R630/A-R650
Pin Definitions
Pins Pin name Type Signal name
1 VBAT S VBAT
2 PC13-TAMPER-RTC I/O TUNER UTE
3 PC14-OSC32_IN I/O -20DB MUTE
4 PC15-OSC32_OUT I/O PWR MUTE
5 OSC_IN I OSC IN
6 OSC_OUT O OSC OUT
7 NRST I/O RESET
8 PC0 I/O KEY IN
9 PC1 I/O VOL DN
10 PC1 I/O VOL UP
11 PC3 I/O SOURCE DIR
12 VSSA S GND
13 VDDA S VDDA
14 PA0-WKUP I/O FUNC MUTE
15 PA1 I/O TP
16 PA2 I/O IPOD RX
17 PA3 I/O IPOD TX
18 VSS_4 S GND
19 VDD_4 S VDD
20 PA4 I/O CP CS3
21 PA5 I/O CP_CLK
22 PA6 I/O CP_DO
23 PA7 I/O CP_DI
24 PC4 I/O CP_RESET
25 PC5 I/O PROTECT IN
26 PB0 I/O MUTING
27 PB1 I/O REMOTE IN
28 PB2/BOOT1 I/O BOOT1
29 PB10 I/O FUNC DN
30 PB11 I/O FUNC UP
31 VSS_1 S GND
32 VDD_1 S VDD
Pins Pin name Type Signal name
33 PB12 I/O FUNC_STB
34 PB13 I/O FUNC_CLK
35 PB14 I/O TAPE_MUTE
36 PB15 I/O FUNC_DATA
37 PC6 I/O DC
38 PC7 I/O PHONO
39 PC8 I/O TAPE
40 PC9 I/O AUX1
41 PA8 I/O MONITOR
42 PA9 I/O UPDATE TX
43 PA10 I/O UPDATE RX
44 PA11 I/O NC
45 PA12 I/O IPOD
46 PA13/JTMS/SWDIO I/O JTAG TMS
47 VSS_2 S GND
48 VDD_2 S VDD
49 PA14/JTCK/SWCLK I/O JTAG TCK
50 PA15/JTDI I/O JTAG TDI
51 PC10 I/O STBY LED
52 PC11 I/O TUNER
53 PC12 I/O POWER DETECT
54 PD2 I/O POWER ON
55 PB3/JTDO I/O JTAG TDO
56 PB4/JNTRST I/O JTAG TRST
57 PB5 I/O SIGNAL DETECT
58 PB6 I/O BUS IN
59 PB7 I/O BUS OUT
60 BOOT0 I BOOT0
61 PB8 I/O IPOD DETECT
62 PB9 I/O NC
63 VSS_3 S GND
64 VDD_3 S VDD

3. EXPLODED VIEWS AND PARTS LISTS
–5 –
A-R630 & A-R650
A-R650 only
A-R630 only
26
24
36
31
33
34
35
28
32
27
47
48
38
39
41
S4 x2
x4
x6
x2
x4
x2
x4
x5
x2
x2
x4
x2
x5
x2
x2
x4
x2
x3 x2
x2 x6
x6
x2
x2
x2
x5
x2
x3
x2
x2
x2
x2
x14
x5
x2
x4
x2 S11
S3
37
30
S1
S6
S3
S14
S3
S14
S10 S6
S10
S10
S12
S3
S3
S13
S14
S14
S2
S3
S3
17
S2
S2
S3
18
22
23
21
20
40
S5
45
44
S10
42
1
2
3
4
5
7
8
S3
10
9
S2
11
6
13
12
14
16
15
43
S2 29
25
46

–6 –
EXPLODED VIEW
REF. NO. PARTS NO. DESCRIPTION REMARKS
A-R630 & A-R650
1 CGW4A245VB38 PANEL, FRONT
2 CBN2A052Y KNOB, ROTARY
CBN2A052G5 KNOB, ROTARY Silver [JPN]
3 KGX1A216YA VOLUME CAP ASSY (A)
KGX1A216UA VOLUME CAP ASSY (A) Silver [JPN]
4 CGB1A165H8 BADGE, TEAC
CGB1A229H8 BADGE, TEAC Silver [JPN]
5 KGX1A216VA VOLUME CAP ASSY (A)
KGX1A216SA VOLUME CAP ASSY (A) Silver [JPN]
6 CBN1A079YK66 KNOB, ROTARY
CBN1A079G5 KNOB, ROTARY Silver [JPN]
7 CGL1A109 INDICATOR, FUNCTION
8 CBT1A604 KNOB, POWER
CBT1A604G5 KNOB, POWER Silver [JPN]
9 CBT1A603 KNOB, TACT
CBT1A603G5 KNOB, TACT Silver [JPN]
10 CGR2A154 ORNAMENT, REMOTE
11 CGL1A162 INDICATOR, FUNCTION
12 CBC1A095 KNOB, LOUDNESS
CBC1A095G5 KNOB, LOUDNESS Silver [JPN]
13 CMD1A363 BRACKET, POWER
14 CBC1A114 KNOB, SPEAKER
CBC1A114G5 KNOB, SPEAKER Silver [JPN]
15 CBT1A605 KNOB, DIRECT
CBT1A605G5 KNOB, DIRECT Silver [JPN]
16 CBC1A115 KNOB, LOUDNESS (PUSH)
CBC1A115G5 KNOB, LOUDNESS (PUSH) Silver [JPN]
17 KGX1A219C58 HOUSING, VOLUME
18 CMD1A355 BRACKET, TOP
19 CMK1A019 BRACKET, VOLUME
20 KMA2A001 TERMINAL, GROUND
21 COP12283B A-R650 PREAMP PCB ASSY
COP12283C A-R630EUR/UK PREAMP PCB ASSY
COP12283D A-R630SJPN PREAMP PCB ASSY
22 POWER SW PCB ASSY …………………………… United on FRONT PCBA, see page 11
23 COP12281B FRONT PCB ASSY A-R650 [EUR], [UK]
COP12281C FRONT PCB ASSY A-R630 [EUR], [UK]
COP12346B FRONT PCB ASSY A-R630S [JPN]
24 CKC3A085B25 CABINET, TOP [EUR], [UK]
CKC3A085G51 CABINET, TOP A-630S [JPN]
25 CMD1A490 BRACKET, HEATSINK
26 CJJ8A006ZW RECEPTACLE, AC 15 A/250 V A-R650 only
27 CKF1A424Z PANEL, REAR A-R650 [EUR], [UK]
CKF3A424Z PANEL, REAR A-R630 [EUR], [UK]
CKF4A424Z PANEL, REAR A-R630S [JPN]
28 CGP2A015 COVER, HEATSINK
29 COP12281B SPEAKER PCB ASSY ……………………………… United on FRONT PCBA, see page 11
30 REMOTE PCB ASSY ……………………………… United on PREAM PCBA, see page 12
31 CMY1A358 HEATSINK
32 COP12282B MAIN PCB ASSY A-R650 [EUR], [UK]
COP12282C MAIN PCB ASSY A-R630 [EUR], [UK]
COP12282D MAIN PCB ASSY A-R630S [JPN]
33 CDMCCM05045R18 MOTOR

–7 –
EXPLODED VIEW
REF. NO. PARTS NO. DESCRIPTION REMARKS
A-R630 & A-R650
34 CGP3A016 FAN FRAME
35 CDD1A013 FAN
36 CLT5U044ZE TRANS, POWER A-R630 [EUR], [UK]
CLT5U044ZJ TRANS, POWER A-R630S [JPN]
CLT5V056ZE TRANS, POWER A-R650 [EUR], [UK]
37 CUA5A148 BOTTOM CHASSIS
38 CKL2A042H11 FOOT, FRONT
39 KHG1A050 FOOT CUSHION
40 CKL1A012 FOOT, RUBBER (BLACK)
41 CHE170 PCB HOLDER
42 KGX2A219C58 HOUSING, VOLUME
43 H/P PCB ASSY ……………………………………… United on FRONT PCBA, see page 11
44 LOUDNESS PCB ASSY …………………………… United on FRONT PCBA, see page 11
45 MIC PCB ASSY ……………………………………… United on FRONT PCBA, see page 11
46 SUB TRANS PCB ASSY ………………………… United on FRONT PCBA, see page 11
47 KHR1A028 BUSHING, AC CORD A-R630 only
48 CJA2B043ZA CORD, POWER [EUR], [UK] A-R630 only
CJA2J049YA CORD, POWER [JPN] A-R630 only
S1 CTB4+6FFZR SCREW Black
CTB4+6FFC SCREW Silver
S2 CTB3+10GR SCREW
S3 CTB3+8JR SCREW
S4 CTB4+6FFZR SCREW Black
CTB4+6FFC SCREW Silver
S5 CTWS3+10GR SCREW
S6 CTB3+8JFZR SCREW Black
CTB3+8JFC SCREW Silver
-
S10 CTB3+10GFZR SCREW
S11 CTB4+8FR SCREW
S12 CSN2+4R SCREW
S13 CTW3+16JR SCREW
S14 CTW3+8JR SCREW

–8 –
A-R630 & A-R650
MAIN PCB
4. PC BOARDS AND PARTS LISTS

–9 –
MAIN PCB ASSY
REF. NO. PARTS NO. DESCRIPTION REMARKS
A-R630 & A-R650
COP12282B MAIN PCB ASSY A-R650
COP12282C MAIN PCB ASSY A-R630 [EUR], [UK]
COP12282D MAIN PCB ASSY A-R630S [JPN]
┗CUP12282Z PCB,MAIN A-R650 (330X247, FR1/1)
BK51 CMD1A576 SHIELD, PLATE
BN51 KRTNTC5D103 THERMISTER, NTC5D103
C344,346,350,352 CCEA1EH101T CAP, ELECT 100 UF/25 V
C726,727
C714,715 CCEA1HH222ES CAP, ELECT 2200 UF/50 V
C718,719 CCEA1HH101T CAP, ELECT 100 UF/50 V
C722,723 CCEA1VH102E CAP, ELECT 1000 UF/35 V
C731 CCEA1CH101T CAP, ELECT 100 UF/16 V
CN31 CJP07GI236ZW WAFER, 7 P LOCKING TYPE STRAIGHT 2 MM
CN32 CJP09GI236ZW WAFER, 9 P LOCKING TYPE STRAIGHT 2 MM
CN34 CJP15GI236ZW WAFER, 15 P LOCKING TYPE STRAIGHT 2 MM
CN51 CJP05GI237ZW WAFER, 5 P LOCKING TYPE STRAIGHT 2.5 MM
CN52~54 CJP02GA01ZY WAFER, 2 P STRAIGHT
CN55 CJP05GI236ZW WAFER, 5 P LOCKING TYPE STRAIGHT 2 MM
CN72 CJP06GA01ZY WAFER, 6 P
CN73,74 CJP09GI237ZW WAFER, 9 P LOCKING TYPE STRAIGHT 2.5MM
D302,304,305,307 CVDPG05GBUSCRTKP DIODE, ESD PROTECTION PG05GBUSC
D501,601 CVDZJ6.2BT DIODE, ZENER ZJ6.2B 1/2 W 6.2V
D502~504,506~519 CVD1SS133MT DIODE, SWITCHING 1SS133
D521,523~525
D602~604,606~617
D505,522,605 CVDZJ6.2BT DIODE, ZENER ZJ6.2B 1/2W 6.2V
D520,528,620 CVD1SS355T DIODE, SWITCHING 1SS355
D527 CVDZJ13BT DIODE, ZENER ZJ13B 1/2 W 13V
D702~705,708~711 CVD1N4003ST DIODE, RECT 1N4003
D706,707 CVDZJ30BT DIODE, ZENER ZJ30B 1/2 W 30V
D712~714 CVD11EQS10GT DIODE, SCHOTTKY 11EQS10 (100 V/1 A)
GD51 HJT1A025 PALTE, EARTH
IC31 HVINJM2068MDTE1 I.C, OP AMP NJM2068MD
IC32 HVINJU7312L I.C, NJU7312AL
IC33,34 HVINJM4556AL I.C, HEADPHONE NJM4556AL
IC71 CVIKIA7815APIVA HEATSINK ASSY (CMY1A043)
┗CVIKIA7815APIUPF I.C, REGULATOR KIA7815API +15V
CMY1A043 HEATSINK, TRANSISTOR
CTB3+8JR SCREW
IC72 CVIKIA7915PIVA HEATSINK ASSY (CMY1A043)
┗CVIKIA7915PI I.C, REGULATOR KIA7815API -15V
CMY1A043 HEATSINK, TRANSISTOR
CTB3+8JR SCREW
IC73 HVIKIA7805API I.C, REGULATOR 7805API +5V
JK31,32 CJJ4R020W JACK, BOARD
JK33 CJJ4P058Z JACK, IN/OUT
JK34 CJJ4N060Z JACK, BOARD 2P (GOLD)
JK51 CJJ5Q006Z TERMINAL, SPEAKER
L301,302 CLU9S006Z COIL, TOROIDAL
L501,601 CLEY0R5KAK COIL, SPEAKER 0.5 UH
Q301~304,501~504 HVTKTC2874BT T.R, MUTE KTC2874B
Q505,508,601,604 HVT2SK117-BL F.E.T, 2SK117-BL
Q506,507,602,603 HVTKTC3200GRT T.R, KTC3200GR

–10 –
MAIN PCB ASSY
REF. NO. PARTS NO. DESCRIPTION REMARKS
A-R630 & A-R650
Q509,510,531,605 HVTKTA1267YT T.R, KTA1267Y
Q606
Q511,607 HVT2SA1209S T.R, 2SA1209S
Q512,513,608,609 HVT2SC2911S T.R, 2SC2911S
Q514.610 HVTKTD2058Y T.R, KTD2058Y
Q515,611 HVT2SC3423O T.R, 2SC3423O
Q516,612 HVTKTD2061Y T.R, DRIVE KTD2061Y
Q517,613 HVT2SA1360O T.R, 2SA1360O
Q519,615 HVTKTB1369Y T.R, DRIVE KTB1369Y
Q521,524,525,528 HVTKTC3198YT T.R, KTC3198Y
Q522,526,527,618 HVTKRA107S T.R, KRA107S
Q523,619 HVTKTC3203YT T.R, KTC3203Y
Q529,617 HVTKTC3198YT T.R, KTC3198Y
Q530 CVTKTA1272YT T.R, KTA1272Y
Q532,533 HVTKTC3199YT T.R, KTC3199Y
Q701 CVTKTC1027YT T.R, KTC1027Y
Q702 HVTKSA916YT T.R, KSA916Y
R524,614 CRG1ANJ273H RES, METAL OXIDE FILM 27 KOHM 1W
R535,625 CRG1ANJ681H RES, METAL OXIDE FILM 680 OHM 1W
R536,626 CRG1ANJ471H RES, METAL OXIDE FILM 470 OHM 1W
R538,539,628,629 CRF5EKR22 RES, CEMENT 0.22 OHM 5 W
R544,634 CRG2ANJ4R7H RES, METAL OXIDE FILM 4.7 OHM 2 W
R567,568 KRG1SANJ271RT RES, METAL OXIDE FILM 270 OHM 1 W A-R630
KRG1SANJ391RT RES, METAL OXIDE FILM 390 OHM 1 W A-R650
R607,713 CRG2SANJ100RT RES, METAL OXIDE FILM 10 OHM 1 W
R617,635 CRG2SANJ100RT RES, METAL OXIDE FILM 10 OHM 2 W
R703,704,709,710 CRQ1AJR47H RES, FUSE 1AJR47H
RL51 HSL4A004ZU RELAY, OSA-SS-212DM3
RL52 CSL4A015ZU RELAY, G5V-2-H1 DC12
RL61 HSL4A004ZU RELAY, OSA-SS-212DM3
VR51,61 CVN12A471B03T RES, SEMI FIXED 470 OHM B CURVE
CMY1A358YA HEATSINK MAIN ASSY A-R630
CMY1A358ZA HEATSINK MAIN ASSY A-R650
┗CDD1A013YA FAN ASSY
CDD1A013 FAN
CDMCCM05045R18 MOTOR
CGP3A016 FRAME, FAN
CWZAV7742 WIRE ASSY
CGP2A015 COVER, HEATSINK
CMD2A665 BRACKET
CMY1A358 HEATSINK
Q514,610 HVTKTD2058Y T.R, BIAS KTD2058Y
Q518,614 CVT2SC2837 T.R, POWER 2SC2837 A-R630
HVT2SC3519A T.R, POWER 2SC3519A A-R650
Q520,616 CVT2SA1186 T.R, POWER 2SA1186 A-R630
HVT2SA1386A T.R, POWER 2SA1386A A-R650
CSN2+4R SCREW
CTB3+8JR SCREW
CTW3+12JR SCREW

–11 –
A-R630 & A-R650
FRONT PCB
H/P PCB
POWER SW PCB
LOUDNESS PCB
SUB TRANS PCB
FRONT PCB
AMP POWER SUPPLY PCB MIC PCB

–12 –
A-R630 & A-R650
PREAMP PCB
Side A Side B
PREAMP PCB
REMOTE PCBREMOTE PCB
PREAMP PCB

–13 –
FRONT PCB ASSY
REF. NO. PARTS NO. DESCRIPTION REMARKS
A-R630 & A-R650
COP12281B FRONT PCB ASSY A-R650
COP12281C FRONT PCB ASSY A-R630 [EUR], [UK]
COP12346B FRONT PCB ASSY A-R630S [JPN]
┗CUP12281X PCB, FRONT A-R650 (330X247, FR1/1)
CUP12346Z PCB, FRONT A-R630 (330X247, FR1/1) [JPN] Size of OL91mount holes only differs
┗FRONT PCB
SUB TRANS PCB
AMP POWER SUPPLY PCB
MIC PCB
LOUNDNESS PCB
H/P PCB
POWER SW PCB
BN21 CWB1BZ0722047 WIRE ASSY 7 P 2.0 MM 220 MM FLAT
BN22 CWB1BZ1515047 WIRE ASSY 15 P 2.0 MM 150 MM FLAT
BN23 CWB1C90728047001 WIRE ASSY SHIELD 7 P 2.0 MM 280 MM
BN24 CWB1C90310047001 WIRE ASSY SHIELD 3 P 2.0 MM 100 MM
BN25 CWB1C90535047001 WIRE ASSY SHIELD 5 P 2.0 MM 350 MM
BN71,72 CWB1DZ0905058 WIRE ASSY 9 P 2.5 MM 50 MM
BN91 CWB4D232450VZ WIRE ASSY 2 P 3.96 MM 450 MM
C215 CCEA1AH221T CAP, ELECT 220 UF/10 V
C217 CCEA0JH102T CAP, ELECT 1000 UF/6.3 V
C249,253,255,257 CCEA1EH101T CAP, ELECT 100 UF/25 V
C269,272,279,280
C706,707 CCET63VKL5682NK CAP, ELECT 6800 UF/63 V A-R630
CCET75VPKPO103NK CAP, ELECT 10000 UF/75 V A-R650
C903 KCKDKS472ME CAP, CERAMIC 0.0047 UF/2.5 KV
C909 CCEA1EH102E CAP, ELECT 1000 UF/25 V
CN21 CJP09GA115ZY WAFER, CARD CABLE 9 P
CN22,23 CJP07HA37ZM WAFER, 7 P
CN24 CJP03GI236ZW WAFER, 3 P LOCKING TYPE STRAIGHT 2 MM
CN25,96 CJP07GI236ZW WAFER, 7 P LOCKING TYPE STRAIGHT 2 MM
CN71 CJP03GA90ZY WAFER, 3 P
CN91,93 CJP02KA060ZY WAFER, 2 P
CN92 CJP02GA89ZM WAFER, 2 P
D201,203,216~220 CVD1SS133MT DIODE, SWITCHING 1SS133
D909,910
D204 HVD342VCTB7T089 L.E.D, RED SLR342VCTB7T089
D205~211,221 HVD342YCTB7T089 L.E.D, YELLOW SLR-342YCTB7
D212,213 HVDSLR325MCA47 L.E.D, GREEN SLR-325MCT31
D214,215 CVDZJ5.6BT DIODE, ZENER ZJ5.6B 1/2 W 5.6V
D701 CVDGBJ1006BIA DIODE HEATSINK ASSY (CMY2A138) A-R630
┗HVDGBJ1006 DIODE, BRIDGE GBJ-1006-BP 10 A/600 V
CMY2A138 HEATSINK
CTB3+12JR SCREW
CVDGBJ1506BGA DIODE HEATSINK ASSY (CMY4A138) A-R650
┗HVDGBJ1506 DIODE, BRIDGE. GBJ-1506 15 A/600 V
CMY2A138 HEATSINK
CTB3+12JR SCREW
D901~906 CVD1N4003SRT DIODE, RECT 1N4003SRT
D907 CVD11EQS10GT DIODE, SCHOTTKY 11EQS10 (1 A/100 V)
D908 CVD1N4003ST DIODE, RECT 1N4003ST
ET51 CMC1A111 PLATE, EARTH
F901 KJCFC5S HOLDER, FUSE
┗KBA2C3150TLEY FUSE, T 3.15 A L 250 V A-R630 [EUR], [UK]
KBA2C4000TLEZ FUSE, T 4 A L 250 V A-R650
KBA2C5000TLEY FUSE, T 5 A L 250 V A-R630S [JPN]

–14 –
FRONT PCB ASSY
REF. NO. PARTS NO. DESCRIPTION REMARKS
PREAMP PCB ASSY
REF. NO. PARTS NO. DESCRIPTION REMARKS
A-R630 & A-R650
F902KBA2D2500TLET FUSE, T 2.5 A L 250V
GD71 HJT1A025 PALTE, EARTH
IC21 CVIANAM1521A I.C, U-COM ASSY A-R650 PROGRAMMED
┗CVISTM32F101R8T6 I.C, FLASH MCU CVISTM32F101R8T6
IC22 CRVKSM603TE5B SENSOR, REMOTE
IC23 BVIBA33BC0FP I,C, REGULATOR BA33BC0FP 3.3 V
IC24 HVICD4066BM96 I.C, SWITCH CD4066BM96
IC25 CVIML61C183PR I.C, RESET ML61C183PRG 1.8 V
IC26~28 HVINJM4556AL I.C, HEADPHONE NJM4556AL
IC91 CVINJU7223F50 I.C, REGULATOR NJU7223F50 5V
JK21,22 CJJ2E026Z JACK, HEADPHONE (SILVER PLATE)
JW21,22 CWE8202180AR RING WIRE 1 P 180mm #18
JW23 CWE8202060AR WIRE ASSY
OL91CJJ7A015Z JACK, AC OUTLET (120V, 2P) A-R630S [JPN]
CJJ7A021Z JACK, AC OUTLET [EUR], [UK]
Q201~203,210,221 HVTKRA102MT T.R, KRA102M
Q902
Q204,208,209 HVTKRC107MT T.R, KRC107M
Q205,206,223,224 HVTKTC3198YT T.R, KTC3198Y
Q207,220 HVTKRA107MT T.R, KRA107M
Q211~219,222,225 HVTKRC107MT T.R, KRC107M
Q901
R701 CRD50FJ123T RES, CARBON
R702 CRD50FJ123T RES, CARBON
RL91 CSL1E002ZE RELAY, POWER G5PA-1 (DC 6V)
S201~204 CST1A012ZT SW, TACT SKHV10910G
SW21 CSR2A034Z VR, ENCODER 2A034Z
SW22,23 KSH2B003Z SW, PUSH 2B003Z VERTICAL
SW24 HSH2B017Z SW, PUSH 2B017Z
SW91KSH1A001ZV SW, PUSH POWER (MOMS)
T901CLT5I009ZE TRANS, SUB CD6002/N [EUR], [UK]
CLT5I009ZJ TRANS, SUB CD6002/F A-R630S [JPN]
VR22 CVV2X04B503Z RES, VARIABLE TONE
VR23 CVV1U01W104Y RES, VARIABLE
VR24 CVV2X04B503Z RES, VARIABLE TONE
VR25 CVV1U01B503Y RES, VARIABLE
X201 HOX08000E160C CRYSTAL 8 MHz
COP12283B PREAMP PCB ASSY A-R650
COP12283C PREAMP PCB ASSY A-R630 [EUR], [UK]
COP12283D PREAMP PCB ASSY A-R630S [JPN]
┗CUP12283Z PCB, iPOD A-R650 (253X160, FR4/2)
BN41 CWB1C90512058002 WIRE ASSY 5 P SHIELD 2.0 MM 120 MM
BN42 CWB1C90710047001 WIRE ASSY 7 P SHIELD 2.0 MM 100 MM
BN45 CWB1C90920047001 WIRE ASSY 9 P SHIELD 2.0 MM 350 MM
C433,435,443,445 CCEA1VH221T CAP, ELECT 220 UF/35 V
CN41 CJP09GA115ZY WAFER, CARD CABLE 9 P
CN42 CJP07GB113ZY WAFER, CARD CABLE 7 P
CN44,46 CJP07GF230ZB PIN HEADER, 7P ANGLE L=20.5
D405~412 CVD1SS133MT DIODE, SWITCHING 1SS133MT
JK41 CJJ4N023Z JACK, REMOTE (2P)
JW41 CWE8202140AR WIRE ASSY 1P 140 MM

–15 –
A-R630 & A-R650
5. INCLUDED ACCESSORIES
PREAMP PCB ASSY
REF. NO. PARTS NO. DESCRIPTION REMARKS
REF. NO. PARTS NO. DESCRIPTION REMARKS
Q401 HVTKRA102S T.R, KRA102S
Q402,403,409,410 HVTKTA1268GRT T.R, KTA1268GR
Q404,411 HVTKTC3200GRT T.R, KTC3200GR
Q405,412 HVTKTA1266YT T.R, TKTA1266YT
Q406,413 HVT2SC2911S T.R, 2SC2911S
Q407,414 HVT2SA1209S T.R, 2SA1209S
Q408,415 HVTKTC3198YT T.R, KTC3198Y
Q416,419 CVTKTC3204YT T.R, KTC3204Y
Q417,418 CVTKTA1272YT T.R, KTA1272Y
VR41 CVV9Y14A503Z VOLUME, MOTOR
CQX1A1523Z OWNER'S MAMUAL (EFSGIN) A-R650 [EUR], [UK]
CQX1A1569Z OWNER'S MAMUAL (EFSGIN) A-R630 [EUR], [UK]
CQX1A1570Z OWNER'S MAMUAL (J) A-R630S [JPN]
CJA2B054Z CORD, POWER NON CAPTIVE 2 WIRE [EUR] A-R650 only
CJA2E077Z CORD, POWER NON CAPTIVE 10A/125V [UK] A-R650 only
CABR03PPB BATTERY, AAA 2PCS IN PACK
CARTAR650 REMOTE CONTROL UNIT UR-431
REMOTE CONTROL UNIT
UR-431

Integrated Stereo Amplifier
A-R630/A-R650
1st Issue; November 2010
WIRING DIAGRAM‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥ 2
BLOCK DIAGRAM ‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥ 3
MAIN PCB ‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥ 4
FRONT PCB & Others‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥ 5
PREAMP PCB, REMOTE PCB ‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥ 6
SCHEMATIC DIAGRAMS
CONTENTS

– 2 –
WIRING DIAGRAM
1st Issue; November 2010
A
B
C
D
E
F
87654321 9
A-R630/A-R650
Integrated Stereo Amplifier
A-R630/A-R650
DISPLAY PCB
CN41 (9p)
CN42 (7p)
REMOTE PCB
CN71
(3p) BN71
(9p)
BN72
(9p)
AMP POWER SUPPLY PCB
CN24
(3p)
CN25
(7p)
LOUDNESS PCB
BN24 (3p)
BN23 (7p)
MIC PCB
BN25
(5p)
H/P PCB
BN21
(7p)
CN21
(9p)
CN23
(7p) CN22
(7p)
BN22
(15p)
FRONT PCB
CN93
(2p)
POWER SW PCB
BN91
(2p)
CN91
(2p)
CN92
(2p)
CN95
(7p)
SUB TRANS PCB
AC IN
AC OUTLET
POWER TRANS.
BN41
(5p)
CN44
(7p) BN42
(7p)
BN45
(9p)
CN46
(7p)
PREAMP PCB
CN34
(15p)
BN51 (2p)
CN54 (2p)
CN51
(5p)
2
2
HEATSINK THERMISTER
FAN
CN72
(6p)
CN55
(5p)
CN73
(9p)
CN52
(TP)
CN53
(TP)
CN74
(9p)
MAIN PCB CN31
(7p)
CN32
(9p)
AC IN
AC INLET
AC OUTLET
AC OUTLET
A-R630 [JPN] only
A-R630 [EUR], [UK] only
A-R650

– 3 –
BLOCK DIAGRAM
1st Issue; November 2010
A
B
C
D
E
F
87654321 9
A-R630/A-R650
Integrated Stereo Amplifier
A-R630/A-R650
DISPLAY PCB
A-R630[JPN]only
A-R650
AC IN
AC OUTLET
AC INLET
AC OUTLET
AC OUTLET
IC32 NJU7312AL
IC24
CD4066BM96
VR23
BALANCE VR
D701
RL91
RELAY
F901
A-R630 [EUR], [UK] T3.15AL 250V
A-R630 [JPN] T5A L 250V
A-R650 T4A L 250V
SPEAKER DRIVE
RL51/61 RELAY
HEADPHONE
RL52 RELAY
D708~D711
D702~D-705
MAIN TRANS
CLT5U044ZE A-R630 [EUR], [UK]
CLT5U044ZJA-R630 [JPN]
CLT5V056ZE A-R650
JPN : 100 V 50/60 Hz
A-R630[EUR],[UK]only
AC IN
EUR/UK : 230V 50Hz
EUR/UK : 230V 50Hz
T901 SUB TRANS
CLT5I009ZJ [JPN]
CLT5I009ZE [EUR], [UK]

– 4 –
SCHEMATIC DIAGRAM
1st Issue; November 2010
A
B
C
D
E
F
87654321 9
A-R630/A-R650
Integrated Stereo Amplifier
A-R630/A-R650
MAIN PCB
!
!
!
!
!
!
!
!
!
!
!
!
-6
IMPROVEMENT OF PERFORMANCE
uF = 10 uF
** THE UNIT OF CAPACITANCE IS MICROFARAD (uF)
USE ONLY MANUFACTURER'S SPECIFIED PARTS.
IMPORTANT FOR SAFETY.WHEN REPLACING ANY OF THESE COMPONENTS
** THIS SCHEMATIC DIAGRAM MAY MODIFIED AT ANY TIME WITH THE
K=1000 OHM, M=1000 KOHM.
** THE UNIT OF RESISTANCE IS OHM.
COMPONENTS IDENTIFIED BY MARK HAVE SPECIAL CHARACTERISTICS.
** IMPORTANT SAFETY NOTICE !
TAPE2
PLAY REC CD-R
PLAY CD
R
L
TUNER
R
L
PHONO
R
L
DD
V
+EEV
-
STB
GND
L1
L2
L3
R1
R2
R3
TUNER_R TUNER_L
NJU7312L
INPUT
SELECTOR
CD_R CD_L
N
O
MMO
C
NOMM
O
C
AUX_R AUX_L
CD-R_R CD-R_L
MIX_R MIX_L
R
L
R
L
R
L
L_EPAT
R
_EPA
T
DATA
CLK
SHIELD PLATE SHIELD PLATE
SOURCE_R
SOURCE_L
-VEE
+VDD
-VEE
+VDD
MIC MIX
GND
FROM MIC BOARD
L OUT
GND
+5V
GND
R OUT
TO PREAMP
FROM
L IN
GND
GND
R IN
TO INPUT
SELECTOR
VOL B'D
L Ch.
AMP VOLTAGE
PROTECT
PRE B'D
FAN DRIVER THERMISTER
GND GND GND -15V +15V
GND GND +VCC -VEE
FROM FRONT BOARD
TUNER MUTE
-20DB MUTE
PROTECTION IN
F.STB
F.CLK
F.DATA
FROM TRANS
TO PREAMP POWER
SUPPLY
7815
7915
SPK_A ON SPK_B ON
FUNCTION MUTE
TAPE MUTE
GND
GND
+15V
-15V
SPK A LGND
SPK A RGND
SPK A RGND
SPK B LGND
SPK A LGND
SPK B LGND
SPK B RGND
SPK B RGND
+VCC
+VCC
GND
GND
-VCC
-VCC
FROM AMP POWER B'D
FROM AMP POWER B'D TO H/P B'D
HP_LOUT
GND
HP_ROUT
GND
TAPE
REC
R
L
AUX
R
L
DVR
R
DVR_R DVR_L
LR Ch.
+VCC
A-R630: 2SC2837
A-R630: 2SC2837
JK34
C301
0.1uF
AA
D302
L301
L302
C302
18P
C303
18P
R301
470
R302
470
C304
150P
C305
150P
R303
560
R304
560
C306
22P
C307
22P
R305
56K
L306
56K
C308
10/50V
C309
10/50V
V+
B OUTPUT
B-INPUT
B+INPUT V-
A+INPUT
A-INPUT
A OUTPUT
-+
B
-+A
8765
4321
IC31
C310
1000P(M)
C311
47/25V
R307
220
R308
12K
R309
180K
C312
5600P(M) C313
0.022u(M)
R310
560
C314
10/50V
R311
220K
C315
47/25V
C316 0.1uF
C317
1000P(M)
C320
47/25V
R315
220
R313
12K
C318
5600P(M) C319 0.022u(M)
R314
180K
R316
560
C321
47/25V
C322
0.1uF
C323
10/50V
R317
220K
C324
100P
C325
100P
R318
1K
R319
1K
Q301
C2874BT
Q302
C2874BT
R320
4.7K
R321
4.7K
C326
0.1uF
R322
47K
R323
47K
C327
100P
C328
100P
R324
1K
R325
1K
R326
47K
R327
47K
C329
100P
C330
100P
R328
1K
R329
1K
R330
47K
R331
47K
C331
100P
C332
100P
R332
47K
R333
47K
R334
470
R335
470
2827262524232221201918171615
14 13 12 11 10 9 8 7 6 5 4 3 2 1
IC32
R350
100
C344
100/25V
C343
0.1uF
C333
10/50V
C334
10/50V
C335
100P
C336
100P
R336
1K
R337
1K
R338
47K
R339
47K
C337
100P
C338
100P
R340
47K
R341
47K
R342
470
R343
470
C339
10/50V
C340
10/50V
Q303
C2874BT
Q304
C2874BT
R344
10K
R345
10K
C341
100P
C342
100P
R346
1K
R347
1K
R348
47K
R349
47K
R351
100
C346
100/25V
C345
0.1uF
R352
4.7K
R353
4.7K
R354
120
R355 120
R356 120
C349
OPEN
C348
OPEN
12345678
B
A+-+-
IC33 NJM4556AL
R357
47K
C350
100/25V
C351
0.1uF
R358
47K
C352
100/25V
C353
0.1uF
R359
10
R360
10
12345678
BA +-
+
-
IC34 NJM4556AL
C354
10/50V
R361
6.8K
C355
22P
R362
22K
R364
47K
R363
47K
C356
10/50V
C358
10/50V
R368
22K
R367
47K
R365
6.8K
C357
22P
R366
47K
C359
10/50V
7654321
CN31
R371 22K
R372 22K
98
7654321
CN32
54321
CN51
R501
1K
R502
1K
Q501
C2874BT
R503
4.7K
Q502
C2874BT
R504
4.7K
C501 0.1uF
R505
220K
Q503
C2874BT
R506
4.7K Q504
C2874BT
R507
4.7K
C502
0.1uF
R508
220K
R509
270
R510
270
R511
1.2K C503
10/50V
S
G
D
Q505
2SK117
R512
47K
C504
390P
Q506
C3200
D501
6.2V
C505
1/50V
Q507
C3200
S
G
DQ508
2SK117
C506
12P
C507
56P
R513
1M
D502
1SS133
R514
220
R515
100
C508
220P
Q509
A1267Y R516
100
C509
560P
C510
100/100V
C511
100P
R517
10 (2W)
R518
100
Q510
A1267Y
D503
1SS133
D504
1SS133
C512
47/50V
Q511
A1209S
C513
22P
C514
8P
R520
47K
C515
47/25V
R521
4.7K
R522
2.2K
Q512
C2911S
R523
15K
C516
100/100V
C518
47/50V
C517
100P D505
6.2V
R524 27K (1W)
R525 4.7K
C519
47/25V
D506
1SS133
D507
1SS133
Q513
C2911S
R526
100
R527
10 (2W)
C520
47/50V
Q514
D2058Y
D508
1SS133
D509
1SS133
R528
2.7K
R529
470
VR51
470
R530
820
R531
360
D510
1SS133
D511
1SS133
D512
1SS133
D513
1SS133
D514
1SS133
D515
1SS133
D516
1SS133
D517
1SS133
R532
100
R533
100
C521
22P
Q515
C3423O
Q516
D2061Y
R534
10
R535
1W/680
R536
1W/470
Q517
A1360O
C522
22P
Q518
Q519
B1369Y
R540
10
Q520
R539
0.22 (5W)
R538
0.22 (5W)
21
CN52
D518
1SS133
R537
2.2K
C523
4.7/50V
R542
6.8K
Q521
C3198Y
R541
15K
D519
1SS133
R543
12K
L501
R544
2W 4.7
C524
0.047u
R545
10 (2W)
6 5
42 31
RL51
R601
1.2K
C601
10/50V
S
G
D
Q601
2SK117
R602
47K
C602
390P
Q602
C3200
D601
6.2V
C603
1/50V
Q603
C3200
S
G
DQ604
2SK117
C604
12P
C605
56P
R603
1M
D602
1SS133
R604
220
R605
100
C606
220P
Q605
A1267Y R606
100
C607
560P
C608
100/100V
C609
100P
R607
10 (2W)
R608
100
Q606
A1267Y
D603
1SS133
D604
1SS133
C610
47/50V
Q607
A1209S
C611
22P
C612
3P
R610
47K
C613
47/25V
R611
4.7K
R612
2.2K
Q608
C2911S
R613
15K
C614
100/100V
C615
47/50V
C616
100P D605
6.2V
R614 27K (1W)
R615 4.7K
C617
47/25V
D606
1SS133
D607
1SS133
Q609
C2911S
R616
100
R617
10 (2W)
C618
47/50V
Q610
D2058Y
D608
1SS133
D609
1SS133
R618
2.7K
R619
470
VR61
470
R620
820
R621
360
D610
1SS133
D611
1SS133
D612
1SS133
D613
1SS133
D614
1SS133
D615
1SS133
D616
1SS133
D617
1SS133
R622
100
R623
100
C619
22P
Q611
C3423O
Q612
D2061Y
R624
10
R625
1W/680
R626
1W/470
Q613
A1360O
C620
22P
Q614
Q615
B1369Y
R627
10
Q616
R628
0.22 (5W)
R629
0.22 (5W)
21
CN53
D618
1SS133
R630
2.2K
C621
4.7/50V
R631
6.8K
Q617
C3198Y
R632
15K
D619
1SS133
R633
12K
L601
R634
2W 4.7
C622
0.047u
R635
10 (2W)
D520 1SS355
C525 0.1uF
R546
82
Q523
C3203Y
Q522
A107S R565
10K
R566
33K
6 5
42 31
RL61
D620 1SS355
C623 0.1uF
R638
82
Q619
C3203Y
Q618
A107S R636
10K
R637
33K
10
9
6
8
5
7
4
2
3
1
-
+
-
+
+
-
-
+
JK51
C530
0.01uF
C531
0.01uF
C532
0.01uF
C543
0.01uF
C529
0.047u
C528
0.047u
C527
1000P
C526
1000P
R547
33K
R548
33K
R549
18K
C544
470/16V
R551
18K
R552
18K
Q524
C3198Y
R550
100
Q525
C3198Y
D521
1SS133
C545
0.022u
Q526
A107S
R554
10K
R556
33K
D523
1SS133
D522
6.2V
C546
0.047u
C547
47/25V
R555
10K
R553
10K
R559
10K
Q527
A107S
C548
0.01uF
Q528
C3198Y
R560
2.2K
R561
6.8K
D524
1SS133
R562
470
C550
0.022u
R558 22K
D525
1SS133
C551
47/25V
R563
47K
Q529
C3198Y
R564
22K
Q530
A1272Y
R557 10
C549
100/16V
21
CN54 21 BN51
C364
0.1uF
C365
0.1uF
15
14131211109876543
21
CN34
C366
0.1uF
C367
0.1uF
654321
CN72
C708
2200P(M)
C709
2200P(M)
C713
2200P(M)
R703
0.47(F)
R704 0.47(F)
D704
1N4003
D703
1N4003 D702
1N4003
D705
1N4003
C714
2200/50V
C715
2200/50V
R705
12K
R706
12K
R707
1K
C716
100/50V
R708
1K
C717
100/50V
Q701
C1027Y
D706
30V
D707
30V
Q702
A916Y
C718
100/50V
C719
100/50V
C720 0.1uF
C721 0.1uF
C710
2200P(M)
C711
2200P(M)
C712
2200P(M)
R709
0.47(F)
R710
0.47(F)
D710
1N4003
D708
1N4003
D709
1N4003
D711
1N4003
C722
3300/35V
C723
3300/35V
R711
12K
R712
12K
GND
OUT IN
3
2
1
IC71
In
Out
GND
2
1
3
IC72
C725
0.1uF
C724
0.1uF
C726
100/25V
C727
100/25V
C728
0.1uF
C729
0.1uF
GND
OUT IN
3
2
1
IC73
R713
10 (1W)
C730
0.1uF
D712
11EQS10G
D713
11EQS10G
C731
100/16V
C732
0.1uF
D714
11EQS10G
R373
220K
JK33
C368 0.1uF
AA
D304
C369 0.1uF
AA D305
C370
0.1uF
AA
D307
JK31
987654321
CN73
987654321
CN74
54321
CN55
7 2
68
43 5
1
RL52
D526
1SS355
R571
10K
R572
10K
Q532
C3199Y
R573
47K
R574
47K
Q533
C3199Y
R575
150
R570
3.3K
D527
13V
Q531
A1267Y
R569
10K
C733
10/50V
JK32
R375
1K
R376
1K
R377
47K
R378
47K
C371
100P
C372
100P
GD51
CHGND GND
GND
GND
-15VA
PHONO_L
GND
GND
+15VA
GND GND
PHONO_R
GND
GND
L_ON
O
H
PR
_O
N
OHP
GND
-15VA
GND
GND
GND
+15VA
GND GND
GND
F_STB F_DATA
F_CLK
GND
GND
GND
GND GND
GND
GND GND
GND GND
GND GND
GND
GND
GND
F_MUTE -15VA
GND
GND GND
-15VA
-20DB_MUTE
GND GND
GND
GND
GND
GND
CURRENT_PROTECT
+VCC
-VCC
GND GND
GND GND
GND
GND
GND
GND
CURRENT_PROTECT
+VCC
-VCC
GND GND
GND
GND -15VA
SPK_A
GND
GND -15VA
SPK_B
CHGND
GND
CHGND
GND GND GND GND
GND
CURRENT_PROTECT
GND GND GNDGND
GND
+5V
GND
GND
GNDGNDGND
GND
GND
GND
+15VA
-15VA
TU_MUTE
-20DB_MUTE
F_STB
F_CLK
F_DATA
GND
+5V
PRE+VCC PRE-VEE
+15VA -15VA
SPK_A
SPK_B
GND
PRE+VCC
PRE-VEE
GND
GND
+15VA
-15VA
GND GND
GND
GND
+5V
F_MUTE
PROTECT_IN
GND
TA_MUTE
CHGND
CHGND
GND
GND
GND
GND
+VCC
GND
PWR_MUTE
GND
PWR_MUTE
GND
GND
GND
GND
+15VA
GND
GND
GND
GND CHGND
GND CHGND
+15VA -15VA
PROTECT_IN
PROTECT_IN
GND
GND
GND
GND
GND
GND
GND
CHGND
CHGND
-15VA
TU_MUTE
CHGND GND
GND
GND
GND
CHGND
GND
-VCC
GND
GNDGND
TA_MUTE
CHGND
A-R630:4.7k 22p
A-R650:3.9k 10p
A-R630:4.7k 22p
A-R650:3.9k 10p
Q518
A-R630:2SC2837
A-R650:2SC3519A
Q614
A-R630:2SC2837
A-R650:2SC3519A
Q520
A-R630:2A1186
A-R650:2SA1386A
Q616
A-R630:2A1186
A-R650:2SA1386A
R567
A-R630:270(1W)
A-R650:390(1W)
R568
A-R630:270(1W)
A-R650:390(1W)
Adjust VR51 so that CN52-1 and CN52-2
becomes 5 mV DC.
Adjust VR61 so that CN53-1 and CN53-2
becomes 5 mV DC.

– 5 –
SCHEMATIC DIAGRAM
1st Issue; November 2010
A
B
C
D
E
F
87654321 9
A-R630/A-R650
Integrated Stereo Amplifier
A-R630/A-R650
FRONT PCB & Others
!
!!
!!
!
!
!
!!
!
!
!
!
TO POWER
TRANS
AC IN ~
AC OUTLET
AC OUTLET
POWER SW
6VDC
MCU+5V
GND
GND
GND
POWER DETECT
+15V
POWER ON
FROM FRONT B'D
VBAT TUNER MUTE -20DB MUTE PWR MUTE OSC IN OSC OUT RESET KEY IN VOL DN VOL UP
NC
GND VDDA TP IPOD RX
IPOD TX
GND
VDD
CP_CS#
CP_CLK
CP_DO
CP_DI
CP_RESET
PROTECT IN
REMOTE IN
BOOT1
FUNC DN
FUNC UP
GND
VDD
FUNC_STB
FUNC_CLK
TAPE_MUTE
FUNC_DATA
PHONO
CD
AUX1
TAPE
MONITOR
UPDATE TX
UPDATE RX
SOURCE DIR
IPOD
JTAG TMS
GND
VDD
JTAG TCK
JTAG TDI
STBY LED
TUNER
POWER DETECT
POWER ON
JTAG TDO
JTAG TRST
SIGNAL DETECT
BUS IN
BUS OUT
BOOT0
IPOD DETECT
NC
GND
VDD
TO SUB
TRANS B'D
SUB TRANS BOARD
FRONT BOARD
MIC BOARD
LOUDNESS BOARD
POWER SW BOARD
FUNC MUTE
STBY/ON MONITOR
SOURCE DIR
MUTING
TUNER MUTE
-20DB MUTE
PROTECTION IN
F.STB F.CLK
F.DATA
SPK_A ON SPK_B ON
FUNCTION MUTE TAPE MUTE
GND GND +15V -15V
INPUT SELECTOR
REMOTE SENSOR MCU+5V
MCU+5V
GND
GND
GND
POWER DETECT
+15V
POWER ON
STANDBY
PHONO
CD
AUX TAPE IPOD
TUNER
FROM TRANS
FOR AMP POWER
TO MAIN B'D
TO PREAMP B'D
PWR MUTE
GND
GND
GND
PRE_IN R
PRE_IN L
VOL_UP
VOL_DN
GND
R OUT
L OUT
SPK A SPK B
HEADPHONE
MIC
LOUDNEES
MIC VOLUME
BALLENCE
BASS
TRE
HP_L
GND
GND
HP_R
NC
GND
MIC
MIC
MONITOR
SOURCE DIRECT
TO MAIN BOARD
TO REMOTE BOARD
FROM PREAMP BOARD
TO MAIN BOARD
TO MAIN BOARD
GND
MUTING
-6
IMPROVEMENT OF PERFORMANCE
uF = 10 uF
** THE UNIT OF CAPACITANCE IS MICROFARAD (uF)
USE ONLY MANUFACTURER'S SPECIFIED PARTS.
IMPORTANT FOR SAFETY.WHEN REPLACING ANY OF THESE COMPONENTS
** THIS SCHEMATIC DIAGRAM MAY MODIFIED AT ANY TIME WITH THE
K=1000 OHM, M=1000 KOHM.
** THE UNIT OF RESISTANCE IS OHM.
COMPONENTS IDENTIFIED BY MARK HAVE SPECIAL CHARACTERISTICS.
** IMPORTANT SAFETY NOTICE
EUR/UK : 230V / 50Hz
JPN: 100 V / 50~60Hz
21
CN92
F901
T4A L 250V
21
CN91
T901
CLT5I009ZE
21
BN91
C902
0.1uF F902
OL91
1
4
2
3
RL91
1E002ZE
SW91
21
CN93
C901
OPEN
C903
0.0047/500V
D910
1SS133
C904
0.1uF
C905
0.1uF
C906
0.1uF
D903
1N4003
D905
1N4003
D904
1N4003
D906
1N4003
D902 1N4003
D901 1N4003
C907
1/50V
C908
0.1uF
C909
1000/25V
D909
1SS133
C910
47/16V
C911
0.1uF
BD91
R902
10K
Q902
A102MT
Q901
C107MT
D907
SG10GT
D908
7654321
CN95
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16151413121110987654321
IC21
STM32F101R8T6
7654321
BN21
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
BN22
X201
8MHz
C201
15P
C202
15P
R201
1M
Q201
A102M Q202
A102M
C204
0.1uF
C205
0.1uF
SW21
R204
22K
R205
22K
Q203
A102M
Q204
C107M
C207
0.047u
R206
22K
321 VccGNDVOUT
IC22
R207
10
C209
100/10V
C210 0.1uF
C211
47P
R208
10K
C214
0.1uF
S201
R209
1K
S202
R210
1.5K
S203
R211
1.8K
S204
OUT
GND
VCC1
4
3
IC23
C215
220/10V
C216
0.1uF
C217
1000/6.3V
D201
1SS133
R212
10K
R213
15K
C219
0.1uF
Q206
C3198Y
D203
1SS133
C220
1000P
R214
5.1K
Q205
C3198Y
R215
22K
R216
100K
9
8
7
6
5
4
3
2
1
CN21
R217
1K
Q207
A107M
C223
1000P
R218
33K
R219
2.2K R220
2.2K
R221
2.2K
R222 OPEN
R223 OPEN
R224 OPEN
Q208
C107M
R225
10K
R226
2.2K
C221
1000P
TCK
TDI
TDO
TRST
TMS
C226
0.1uF
Q209
C107M
D204 R227
220
Q211
C107M
D205
Q210
A102M
Q212
C107M
D206
Q213
C107M
D207
Q214
C107M
D208
Q215
C107M
D209
R228
82
Q216
C107M
D210
R229
220
C227 0.1uF
D211
Q217
C107M
Q218
C107M
R231
33
D212D213
-+-+ BA
87654321
IC26 NJM4556AL
141312111098
7654321
IC24
CD4066
-+-+ B
A
87654321
IC27 NJM4556AL
D214
5.6V
D215
5.6V
R232
1K
R233
1K
C229
0.022u C230 0.022u
C231
10/50V
R234
47K
R235
51K
C232
5P
C233
10/50V
R236
3.3K
R237
270K
VR22
C234
1500P R238
3.3K
C235
1500P
R239
3.3K
R240
270K
C236
1500P
C237
1500P
R241
3.3K
R242
10K
VR24
C238
0.047u
R243
10K
C239
0.047u
R244
10K
R245
10K
C240
0.047u
C241
0.047u
R246 10K
R247 10K
R248
51K
C242
5P
C243
10/50V
R249
47K
C244
10/50V
R250
10
R251
10
123
CN71
2
4
3
1
D701
C701
0.1uF/100V
C706C707
R701
12K
R702
12K
C702
0.1uF/100V
C703
0.1uF/100V
GD71
987654321
BN71 987654321
BN72
1234567
CN22
1234567
CN23
C248
0.1uF
C250
0.1uF
R252
270K
Q222
Q219
Q220
R253 27K
R254
27K
R255
2.2K
R256
2.2K
C251
10/50V
C252
10/50V
R257 270K
VR23
Q221
A102M
R258
10
R259
10
C256
0.1uF
C258
0.1uF
1
2
3
4
5
6
SW22 SW23
54321
BN25
8
7
3
2
1
JK21
C259
0.01uF
C260
0.01uF
D216
1SS133
D217
1SS133
8
7
3
2
1
JK22
654
321
SW24
321
CN24
7654321
CN25
R260
1M
C261
0.068u
R261
3.9K R262
1M
C262
0.068u
R263
8.2K
C263 0.1uF
D218 1SS133
D219 1SS133
7654321
BN23
321
BN24
R264
1K
C228
100P
C264
2200P
R265
47K
-+-+ BA
87654321
IC28 NJM4556AL
R266
22K
R267
47K
C265
180P
R268
1K
C266
10/50V
VR25
C267
0.039u
R269
10
R270
10
R271
220K
R272
22K
R273
2.7K
C268
10/50V
C269
100/25V
C270
0.1uF
C271
0.1uF
C272
100/25V
R274
10K
R275
1K
D220
1SS133
C273
0.22/50V
R276
47K
Q223
C3198Y
R277
47K
Q224
C3198Y
C274
0.1uF
R278
JUMPER
R279
10K
R280
10K
Q225
C107M
D221
R281
220
C249
100/25V
C253
100/25V
C257
100/25V
C255
100/25V
VSS
VIN
VOUT
321
IC25
R282
1K
VIN
GND VOUT
3
2
1
IC91
C276
0.1uF
C275
0.1uF
C222
0.1uF
C224 0.1uF
C225
0.1uF
R283
10K
C277
10/50V
C278
0.1uF
C912
0.1uF
C279
100/25V
C280
100/25V
C281
0.1uF
R284
33K
C282
180P
C284
180P
C283
180P
C285
0.1uF
JW21
C286
10/50V
C287
100/16V
JW22
JW23
C915
0.1uF
GND
GND
GND
GND
GND
GND
GND
GND
GND GND
PWR_MUTE -20DB_MUTE TU_MUTE RESET KEY_IN VOL_DN VOL_UP
DNGDNG
GND
GND GND
PROTECT_IN
GND GND
GND
FUNC_MUTE
GND
SPK_ASPK_B
GND
MCU+3.3V
GND
MCU+3.3V
GND GND
GND
VGND
PROTECT_IN
+15VA -15VA
KEY_IN
MCU+3.3V
GND
GND
GND
+15VA
GND
POWER_ON
GND GND
GND
MCU+3.3V
GND
POWER_DETECT
POWER_DETECT
POWER_ON
MCU+5V
UPDATE_TX
UPDATE_RX
BOOT0
MCU+3.3V
MONITOR
IPOD
GND
GND
GND
MCU+3.3V
BUS_IN_OUT
GND
STBY
B
GND
STBY
MCU+3.3V
GND
FUNC_MUTE -20DB_MUTE TU_MUTE
GND
TUNER
GNDGNDGNDGND
GND
CD TAPE AUX1 IPOD TUNER
GND
GND
MONITOR
GND
GND
VGND
+15VA -15VA
AGND AGND
AGNDAGND
GND GND
+15VA -15VA
VGND VGND
VOL_UP
VOL_DN
AGND
SOURCE_SW
AGND
MCU+3.3V
PWR_MUTE
GND
-15VA
VGND VGND
+15VA
SPK_SW
SPK_A SPK_B
SPK_SW
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
CHGND
GND
GNDGND
GND
GND
GND
GND
GND
GND
GND GND
GND
GND
GND
GND
GND
GND
MCU+3.3V
PHONO SOURCE_DIR MUTING
GND
AGND
AGND
GND
CD
PHONO
TAPE
AUX1
SOURCE_DIR
SOURCE_SW
MCU+5V
MCU+5V
MCU+3.3V
MUTING
GND
UPDATE_TX
GND
UPDATE_RX BUS_IN_OUT BOOT0
MCU+5V
GND
MCU+3.3V
GND
GND
GND
RESET
GND
GND
CHGND
GND
CHGND
GND
GND
GND
GND
GND
GND
A-630[EUR],[UK]/A-R650
A-R630[JPN]only
vs`X
H/P BOARD
CHGND
!
TO MAIN B'D
AMP POWER SUPPLY BOARD
D701
A-R630: GBJ-1006 10A/600V
A-R650: GBJ-1506 15A/600V
C706, C707
A-R630: 6800uF/ 63V
A-R650: 10000uF/ 75V