Marantz SR4320/A1B User manual

SR4320
Part no. 19AW855012
2nd Issue 2003.12
ecm
Printed in Japan
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
Service
Manual
Printed on 100% Recycled Paper
SR4320
SPEAKERS
DISPLAY OFF
STANDBY
PHONES POWER ON/OFF
JOG MODE MUTE SLEEP SPEAKERS S-DIRECT
B
A
CLEAR F/P MODE TUNING/PRESET MEMORY
TUNER CD TAPE PHONO DVD VCR DSS CDR/MD
DOWN
VOLUME
UP
RECEIVER SR4320
MULTI - JOG
Receiver
SR4320 /A1B/N1B/U1B
/N1G
TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS ............................................................................ 1
2. WIRING DIAGRAM................................................................................................ 3
3. BLOCK DIAGRAM................................................................................................. 5
4. SCHEMATIC DIAGRAM ........................................................................................ 7
5. PARTS LOCATION .............................................................................................. 11
6. IC DATA................................................................................................................ 21
7. EXPLODED VIEW AND PARTS LIST ................................................................. 25
8. SERVICE PROCEDURE ..................................................................................... 29
9. ELECTRICAL PARTS LIST ................................................................................. 30
2nd EDITION
• The model no.SR4320/N1B/N1G was added in this service manual.

MARANTZ DESIGN AND SERVICE
Using superior design and selected high grade components, MARANTZ company has created the ultimate in stereo sound.
Only original MARANTZ parts can insure that your MARANTZ product will continue to perform to the specifications for which
it is famous.
Parts for your MARANTZ equipment are generally available to our National Marantz Subsidiary or Agent.
ORDERING PARTS :
Parts can be ordered either by mail or by Fax.. In both cases, the correct part number has to be specified.
The following information must be supplied to eliminate delays in processing your order :
1. Complete address
2. Complete part numbers and quantities required
3. Description of parts
4. Model number for which part is required
5. Way of shipment
6. Signature : any order form or Fax. must be signed, otherwise such part order will be considered as null and void.
SHOCK, FIRE HAZARD SERVICE TEST :
CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary AC
cord connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product and
controls and chassis bottom.
Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, and
verified before it is return to the user/customer.
Ref. UL Standard No. 1492.
In case of difficulties, do not hesitate to contact the Technical
Department at above mentioned address.
030307MIT
SUPERSCOPE TECHNOLOGIES, INC.
USA
MARANTZ AMERICA, INC
1100 MAPLEWOOD DRIVE
ITASCA, IL. 60143
USA
PHONE : 630 - 741 - 0300
FAX : 630 - 741 - 0301
JAPAN Technical
MARANTZ JAPAN, INC.
35- 1, 7- CHOME, SAGAMIONO
SAGAMIHARA - SHI, KANAGAWA
JAPAN 228-8505
PHONE : [phone]
FAX : [phone]
EUROPE / TRADING
MARANTZ EUROPE B.V.
P. O. BOX 8744, BUILDING SILVERPOINT
BEEMDSTRAAT 11, 5653 MA EINDHOVEN
THE NETHERLANDS
PHONE : +31 - 40 - 2507844
FAX : +31 - 40 - 2507860
AUSTRALIA
QualiFi Pty Ltd,
24 LIONEL ROAD,
MT. WAVERLEY VIC 3149
AUSTRALIA
PHONE : +61 - (0)3 - 9543 - 1522
FAX : +61 - (0)3 - 9543 - 3677
NEW ZEALAND
WILDASH AUDIO SYSTEMS NZ
14 MALVERN ROAD MT ALBERT
AUCKLAND NEW ZEALAND
PHONE : +64 - 9 - 8451958
FAX : +64 - 9 - 8463554
THAILAND
MRZ STANDARD CO., LTD
746 - 754 MAHACHAI ROAD.,
WANGBURAPAPIROM, PHRANAKORN,
BANGKOK, 10200 THAILAND
PHONE : +66 - 2 - 222 9181
FAX : +66 - 2 - 224 6795
TAIWAN
PAI- YUING CO., LTD.
6 TH FL NO, 148 SUNG KIANG ROAD,
TAIPEI, 10429, TAIWAN R.O.C.
PHONE : +886 - 2 - 25221304
FAX : +886 - 2 - 25630415
MALAYSIA
WO KEE HONG ELECTRONICS SDN. BHD.
2ND FLOOR BANGUNAN INFINITE CENTRE
LOT 1, JALAN 13/6, 46200 PETALING JAYA
SELANGOR DARUL EHSAN, MALAYSIA
PHONE : +60 - 3 - 7954 8088
FAX : +60 - 3 - 7954 7088
AMERICAS
MARANTZ PROFESSIONAL PRODUCTS
2640 WHITE OAK CIRCLE, SUITE A
AURORA, ILLINOIS 60504 USA
PHONE : 630 - 820 - 4800
FAX : 630 - 820 - 8103
KOREA
MK ENTERPRISES LTD.
ROOM 604/605, ELECTRO-OFFICETEL, 16-58,
3GA, HANGANG-RO, YONGSAN-KU, SEOUL
KOREA
PHONE : +822 - 3232 - 155
FAX : +822 - 3232 - 154
SINGAPORE
WO KEE HONG DISTRIBUTION PTE LTD
130 JOO SENG ROAD
#03-02 OLIVINE BUILDING
SINGAPORE 368357
PHONE : [phone]
FAX : [phone]
HONG KONG
Jolly ProAudio Broadcast Engineering Ltd.
UNIT 2, 10F, WAH HUNG CENTRE,
41 HUNG TO ROAD, KWUN TONG, KLN.,
HONG KONG
PHONE : 852 - 21913660
FAX : 852 - 21913990
CANADA
LENBROOK INDUSTRIES LIMITED
633 GRANITE COURT,
PICKERING, ONTARIO L1W 3K1
CANADA
PHONE : 905 - 831 - 6333
FAX : 905 - 831 - 6936
TECHNICAL AUDIO GROUP PTY, LTD
43-53 Bridge Rd.,
STANMORE NSW 2048
AUSTRALIA
PHONE : +61 - (0)2 - 9519 - 0900
FAX : +61 - (0)2 - 9519 - 0600
AUSTRALIA

1
1. TECHNICAL SPECIFICATIONS
FM Tuner Section
Frequency Range ....................................................................................................................................... 87.5 - 108.0 MHz
Usable Sensitivity ................................................................................................................................... IHF 2.0 µV/17.3 dBf
Signal to Noise Ratio..........................................................................................................................Mono/Stereo 70/65 dB
Distortion ............................................................................................................................................ Mono/Stereo 0.2/0.3%
Stereo Separation............................................................................................................................................... 1 kHz 40 dB
A.C.S ........................................................................................................................................................... ± 400 kHz 50 dB
Image Rejection............................................................................................................................................ 98.1 MHz 70 dB
Tuner Output Level ...................................................................................................................1 kHz, ± 75 kHz Dev 500 mV
AM Tuner Section
Frequency Range ................................................................................................................................ 531 - 1602 kHz [/A/N]
....................................................................................................................................520 - 1710 kHz [/U]
Usable Sensitivity .............................................................................................................................................. Loop 400 µV
Signal to Noise Ratio.................................................................................................................................................... 50 dB
Distortion 1 kHz, 30% Mod. 1.0%
Selectivity ...................................................................................................................................................... ± 10 kHz 40 dB
Audio Section
Rated Power .............................................................................................................................40 Hz - 20 kHz 8 W 80 W/Ch
...........................................................................................................................40 Hz - 20 kHz 6 W 100 W/Ch
THD ..............................................................................................................................................40 Hz - 20 kHz 8 W 0.08%
Input Sensitivity/Impedance
Linear........................................................................................................................................................ 200 mV/47 kW
Signal to Noise Ratio (IHF A)
Linear...................................................................................................................................................................... 95 dB
Others
Power Supply...................................................................................................................................... AC 230 V 50 Hz [/A/N]
..........................................................................................................................................AC 120 V 60 Hz [/U]
Power Consumption .......................................................................................................................................... 250 W [/A/N]
................................................................................................................................................2.3 A [/U]
Dimensions (MAX)
Width ..................................................................................................................................................... 440 mm (17-5/16 in)
Height ...................................................................................................................................................... 164 mm (6-7/16 in)
Depth....................................................................................................................................................... 365 mm (14-3/8 in)
Weight ..........................................................................................................................................................8.4 kg (18.5 lbs)
Accessories
Remote Control Unit RC4320SR ........................................................................................................................................ 1
FM Feeder Antenna ............................................................................................................................................................ 1
AM Loop Antenna ............................................................................................................................................................... 1
AC Power Cord [/A/N]...........................................................................................................................................................1
AAA-Size Batteries...............................................................................................................................................................2
Warranty Card[/N/U] .............................................................................................................................................................1
User Guide ...........................................................................................................................................................................1

2
Personal notes:

3 4
3. WIRING DIAGRAM
/A/N
ONLY
/A/N ONLY

65
4. BLOCK DIAGRAM
/A/N ONLY
/A/N
ONLY
/U ONLY
/U ONLY

7 8
5. SCHEMATIC DIAGRAM
/A/N ONLY

109
/A/N ONLY
/U ONLY
/U ONLY

11 12
VIDEO
IC71
VIDEO
Q702 Q701
5. PARTS LOCATION
H/P
POWER SW
POWER-1
POWER-2
Q101
VOL

1413
MAIN
Q395 Q391 Q932 IC42 IC41
Q319 Q321 Q317 Q313 Q309 Q311 Q301 Q307 Q305 Q303 Q302
Q384 - Q381
Q320 Q322 Q314 Q318 Q310 Q312 Q308 Q306 Q304 Q205 Q201 Q202 Q393
Q323 Q315 Q325 Q327 Q324 Q316 Q326Q328 Q304

15 16
MAIN
IC21 IC22 IC23
IC24 IC26 IC25

1817
FRONT
Q904 Q912 Q911 Q907
Q906 Q905
Q910 - Q908 Q914 Q913
Q903 Q902
Q901 Q916

19 20
FRONT
IC91 IC93

2221
IC22:TC9164AF
6. IC DATA
Pin Assignment
Pin Function
LEVEL SHIFTER
2
1
2
3
4
1
5
6
2
7
8
3
1
2
3
4
1
5
6
2
7
8
3
1
3
4
5
6
7
8
9
10
14 28
11
12
13
27
26
25
24
23
22
21
20
19
18
17
16
15
LATCH CIRCUIT
SHIFT REGISTER
LEVEL SHIFTER
LATCH CIRCUIT
L-S R-S
Vss GND VDD
L-S
L-S
L-S
L-COM
L-S
L-S
L-COM
L-S
L-S
L-COM
ST
R-S
R-S
R-S
R-COM
R-S
R-S
R-COM
R-S
R-S
R-COM
DATA
CK
LEVEL SHIFTER
2
1
2
3
1
4
5
6
2
7
8
3
1
2
3
1
4
5
6
2
7
8
3
1
3
4
5
6
7
8
9
10
14 28
11
12
13
27
26
25
24
23
22
21
20
19
18
17
16
15
LATCH CIRCUIT
SHIFT REGISTER
LEVEL SHIFTER
LATCH CIRCUIT
L-S R-S
Vss GND VDD
L-S
L-S
L-COM
L-S
L-S
L-S
L-COM
L-S
L-S
L-COM
ST
R-S
R-S
R-COM
R-S
R-S
R-S
R-COM
R-S
R-S
R-COM
DATA
CK
PIN No. SYMBOL I/O DESCRIPTION
1 OUT4 O
2 OUT3 O Port Output
3 OUT2 O
4 OUT1 O
5 AVDD - Analog Positive Power Suppoy Port(+6.8V)
7 GNDS -
10 GNDC - Connect to analog GND
12 GNDR -
14 GNDL -
6 SW IN I
8 SR IN I Volume Input Port
9 SL IN I
11 C IN I
36 SW OUT O
35 SR OUT O Volume Output Port
34 SL OUT O
33 C OUT O
13 R IN I Tone Input Port
15 L IN I
16 BYPASS R I L,R Volume Input Port(in Bypass Mode)
17 BYPASS L I
31 L OUT O L Output Port
32 R OUT O R Output Port
18 LTRE - Tone Treble Cycle Control Port
25 RTRE -
19 LBASS3 -
24 RBASS3 -
20 LBASS2 - Tone Bass Cycle Control Port
23 RBASS2 -
21 LBASS1 -
26 RBASS1 -
22 CR2 O Tone Output Port
28 CL2 O
27 CR1 I L,R Volume Input Port
29 CL1 I
31 LOUT O L Output Port
32 ROUT O R Output Port
30 AVSS - Analog Negative Power Suppoy Port(-6.8V)
37 AGND - Analog GND
38 DGND - Digital GND
39 LATCH I Latch Input Port
40 DATA I Data Input Port
41 CLK I Clock Input Port
42 DVDD - Digital Power Supply Port(+5V)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
OUT4
volume
MCU I/F
OUTPUT
PORT
OUT3
OUT2
OUT1
AVDD
SWin
GNDS
SRin
SLin
GNDC
Cin
GNDR
Rin
GNDL
Lin
BYPASSR
BYPASSL
LTRE
LBASS3
LBASS2
LBASS1
C in Cout
SWout
SLout
SRout
Lout
LATCH DATA CLK
µ-com
interface
Rout
SW in
SL in
SR in
BYPASS1
BYPASS2
L in
R in
DVDD
CLK
DATA
LATCH
DGND
AGND
SWout
SRout
SLout
Cout
Rout
Lout
AVss
CL1
CL2
CR1
CR2
RTRE
RBASS3
RBASS2
RBASS1
34
35
36
37
38
39
40
41
42
33
32
31
30
29
28
27
26
25
24
23
22
volume
volume
volume
tone tone
volume
volume
volume
volume
tone
SAA6579
0.1 ∝F
ANTI-
ALIASING
FILTER
57 kHz
BANDPASS
(8th ORDER)
RECONSTRUCTION
FILTER
OSCILLATOR
AND
DIVIDER
CLOCKED
COMPARATOR
COSTAS LOOP
VARIABLE AND
FIXED DIVIDER
CLOCK
REGENERATION
AND SYNC
BIPHASE
SYMBOL
DECODER
DIFFERENTIAL
DECODER
TEST LOGIC AND OUTPUT
SELECTOR SWITCH
REFERENCE
VOLTAGE
2.2 ∝F
4
7
8
5
3
6
VDDA
Vref
V
P1
13 14
QUAL
RDDA
RDCL
T57
QUALITY BIT
GENERATOR
1
2
15
16
11
12
2.2 k Ω
82 pF
47 pF
4.332/8.664 MHz
MPX
signal
330 pF
910
MODE TEST
560 pF
MEH162
VSSD
V
DDD
+5 V
+5 V
OSCOOSCI
MUX
SCOUT
CIN
0.1 ∝F
VSSA
Via pin MODE two different crystal frequencies can be used.
MODE CRYSTAL CLOCK
LOW 4.332 MHz
HIGH 8.664 MHz
SYMBOL PIN DESCRIPTION
QUAL 1 quality indication output
RDDA 2 RDS data output
V
ref
3 reference voltage output (0.5V
DDA
)
MUX 4 multiplex signal input
V
DDA
5 +5 V supply voltage for analog part
V
SSA
6 ground for analog part (0 V)
CIN 7 subcarrier input to comparator
SCOUT 8 subcarrier output of reconstruction Þlter
MODE 9 oscillator mode/test control input
TEST 10 test enable input
V
SSD
11 ground for digital part (0 V)
V
DDD
12 +5 V supply voltage for digital part
OSCI 13 oscillator input
OSCO 14 oscillator output
T57 15 57 kHz clock signal output
RDCL 16 RDS clock output
SAA6579
MGD684
1
2
3
4
5
6
7
8
QUAL
RDDA
Vref
MUX
VDDA
VSSA
CIN
SCOUT
RDCL
T57
OSCO
OSCI
VDDD
VSSD
TEST
MODE
16
15
14
13
12
11
10
9
IC71:NJM2279
IC24:M62446AFP IC63:SAA6579
Block Diagram
IC23:TC9163AF
Block Diagram
Block Diagram
Block Diagram Block Diagram
Pin Function
Pin Assignment

23 24
Block Diagram
IC91:TMP87PM78F
Pin Assignment
Pin Function
PIN No. SYMBOL I/O DESCRIPTION
1,25 VDD/VCC - Power Supply Port(+5V)
3 POWER MUTE O Power Mute Control Port("L")
4 HP-IN I Heaephone Detective Input Port(Active"H")
6 JOG-DOWN I Balance, Tone Up/Down Control Port
7 JOG-UP I
8 VOLUME-DOWN I Master Volume Up/Down Control Port
9 VOLUME-UP I
10 HP-H O Heaephone Detective Output Port("H")
12 RDS-DATA I/O RDS IC CLK/DATA Port
13 RDS-CLK I/O
14 STEREO IN I Stereo Display Control Port(Active "H")
15 TUNED IN I Tuned Display Control Port(Active "H")
16 PROTECT IN I Protect Input Port(Active "H")
17~21 KEY MATRIX I Key Control Input Port
22,23,27,30 VSS - GND
31 X IN I 8MHz Cystal Connection Port
32 X OUT O
33 RESET I Reset Input Port(Active "L")
34 REMOTE OUT O Remote Control Data Output Port
35,36 REMOTE IN I Remote Control Data Input Port
37 SP A O Speaker"A" Relay and LED Control Port("H")
38 SP B O Speaker"B" Relay and LED Control Port("H")
39 DISPLAY OFF O Display Off LED Control Port("H")
40 PLL CE O PLL IC(LC72131,on the Tuner Module) Enable Control Port
41 PLL DATA IN I PLL IC(LC72131,on the Tuner Module) Data Input Port
42 PLL/FUNCTION DATA O PLL IC(LC72131,on the Tuner Module) and Function IC
43 PLL/FUNCTION CLK O (TC9163/TC9164) Data/CLK Output Port
44 FUNCTION STB O Function IC(TC9163/TC9164) STB Output Port
46 E-VOLUME CLK O
47 E-VOLUME DATA O Electronic Vol.IC(M62446AFP) Data/CLK/STB Port
48 E-VOLUME STB O
50 VKK - FIP Power Supply Port(-27V)
52~60 FIP GRID O FIP Grid Control Port
61~82 FIP SEGMENT O FIP Segment Control Port
83~88 OPTION I Option Control Port
93 POWER ON O Power Relay On/Off Control Port("H")
95 VIDEO SW 1 O
96 VIDEO SW 2 O Video IC(NJM2279) Control Port
97 VIDEO SW 3 O
98 STBY LED O Standby LED Control Port("H")
P95 (S19) P94 (S18) P93 (S17) P92 (S16) P91 (S15) P90 (S14) P87 (S13) P86 (S12) P85 (S11) P84 (S10) P83 (S9) P82 (S8) P81 (S7) P80 (S6) P77 (S5/G0) P76 (S4/G1) P75 (S3/G2) P74 (S2/G3)
(S20) P96
(S21) P97
(S22) PD0
(S23) PD1
(S24) PD2
(S25) PD3
(S26) PD4
(S27) PD5
(S28) PD6
(S29) PD7
(S30) PE0
(S31) PE1
(S32) PE2
(S33) PE3
(S34) PE4
(S35) PE5
(S36) PE6
(S37) PE7
(S38) PE0
P73 (S1/G4) P72 (S0/G5) P71 (G6) P70 (G7) P57 (G8) P56 (G9) P55 (G10) P54 (G11) P53 (G12) P52 (G13) P51 (G14) P50 (G15)
VDD
VSS
VASS
VAREF
VDD
P20
TEST
(XTIN) P21
(XTOUT) P22
VSS
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
(S39) PF1 100
VKK
P07
P06
P05
P04
P03
P02
P01
P00
P17
P16
P15 (TC 2)
P14 (PPO)
P13 (DVO)
P12 (INT 2/TC 1)
P11 (INT 1)
P10 (INT 0)
RESET
XOUT
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32 XIN31
VDD P9
VFT drive circuit (automatic display) Key scan
control
Program counter
Register banks
Stack PointerP S W
Interrupt Controller
System Controller
Standby Controller
Timing Generator
High
frequ.
Low
frequ.
Clock
Generator
Time Base
Timer
16-bit
Timer/Counters
TC1 TC2 TC3 TC4 SIO HSO
8-bit
Timer/Counters
Serial
Interfaces
P4
P47
to
P40
P3
P33
to
P30
P1
P17
to
P10
P0
P07
to
P00
P67
to
P60
VAREF
VASS
P6
(AIN7)
to
(AIN0)
P2
P22
to
P20
Inst.
Register
Inst.
Decoder
Watchdog
Timer
8-bit
A/D
Converter
Flags
ALU RBS
Program Memory
(ROM)
Data Memory
(RAM)
I/O Ports
P97
to
P90
P8
P87
to
P80
P7
I/O Ports
P77
to
P70
P5
P57
to
P50
PIE
PIE7
to
PIE0
PIF
PIF1
to
PIF0
PID
PID7
to
PID8
Power Supply
VFT Power
Supply
Reset I/O
Test Pin
Resonator
connecting
Pins
VSS
VKK
RESET
TEST
XIN
XOUT
OUTPUT Ports
I/O Ports

2625
7. EXPLODED VIEW AND PARTS LIST
39
S3
x2
17
1
2
2
4
5
6
6
12
14
7
8
9
10
13
15
S11
19
18
S6
S6
18
19
22
20
24
27
29
S7
S2
S6
23
25
32
33
35
34
36
30
31
S8
S3
S2
S2
S2
S10
21
S10
S1
S1
S2
S4
S1
16
S12
S1
S2
S9
x2
x2
x2
x2
x2
x2
x2
x5
x2
x10
x2
x5
x3
x4
x28
3
/A/N ONLY /U ONLY
/U ONLY
37
26
S5
30
/A /N ONLY
/U ONLY
28
POWER SW PCB
H/P PCB
FRONT PCB
VOLUME PCB
POWER-1 PCB
MAIN PCB
TUNER MODULE
VIDEO PCB
POWER SW PCB
POWER-2 PCB
38

27 28
NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
POS. NO VERS.
COLOR
PART NO.
(FOR EUR) DESCRIPTION
PART NO.
(MJI)
EXPLODED VIEW PART
1 319W158020 319W158020 WINDOW, FIP CGU1A262Y
2 BLACK 313W154500 313W154500 KNOB VOLUME / MULTI-JOG HGX2A298YA
2 GOLD 313W154510 313W154510 KNOB VOLUME / MULTI-JOG HGX2A298ZA
3 /U nsp 281W270010 BUTTON POWER CBT1A658K92
4 185J251010 185J251010 BADGE, MARANTZ KGB1A087
5 /A/N1B 19AW248020 19AW248020 PANEL, BLACK FRONT(POWER ON/OFF) CGW1A315R4UH10
5 /N1G 19AW248120 19AW248120 PANEL, GOLD FRONT(POWER ON/OFF) CGW1A315RFUH40
5 /U nsp 19AW248010 PANEL, BLACK FRONT(POWER ON/STANDBY) CGW1A315R4VH10
6 nsp nsp BRACKET, SIDE CMD1A443
7 319W355010 319W355010 INDICATOR(SPEAKERS/DISPLAY OFF) CGL1A192
8 BLACK 319W270010 319W270010 BUTTON FUNCTION SELECTOR CBT1A769K92
8 GOLD 319W270110 319W270110 BUTTON FUNCTION SELECTOR CBT1A769RFD4
9 BLACK 319W270030 319W270030 BUTTON(JOG MODE/SPK/S-DIRECT/SLEEP/MUTE) CBT1A770K92
9 GOLD 319W270130 319W270130 BUTTON(JOG MODE/SPK/S-DIRECT/SLEEP/MUTE) CBT1A770RFD4
10 BLACK 319W270020 319W270020 BUTTON(CLEAR/MEMORY/TUNING/FP/MODE) CBT1A771ZK92
10 GOLD 319W270120 319W270120 BUTTON(CLEAR/MEMORY/TUNING/FP/MODE) CBT1A771RFZD4
12 nsp nsp BRACKET, PCB CMK1A010
13 /A/N1B 285W270010 285W270010 BUTTON POWER CBC1A122K92
13 /N1G 285W270110 285W270110 BUTTON POWER CBC1A122RFD4
14 285W355010 285W355010 INDICATOR CGL1A170
15 /A/N nsp nsp BRACKET, POWER A4-96-2441 KMD1A334
16 /A/N nsp nsp FRONT PCB ASSY SR4320/A1B COP11557C
16 /U nsp nsp FRONT PCB ASSY SR4320/U1B COP11557B
17 nsp nsp BRACKET, FLT CMD1A374
18 nsp nsp RUBBER, CUSHION KHG1A050
19 243W057010 243W057010 FOOT, FRONT/REAR CKL2A042H11
20 nsp nsp RUBBER, CUSHION A4-94-2139 KHG1A104
21 nsp nsp HOLDER, PCB CHE170
22 nsp nsp CHASSIS, BOTTOM AG-D8900TCCC CUA1A185
23 nsp nsp HEAT SINK CMY1A198
25 nsp nsp BRACKET, PCB AG-D8900 CMD1A417
26 nsp nsp BRACKET, PCB CMD1A480
27 /U nsp *TS001880R TRANS, POWER SR4320/U1B CLT5U020ZU
28 /A/N *TS001890R *TS001890R TRANS, POWER SR4320/A1B CLT5U020ZE
29 nsp nsp BRACKET, PCB CMD1A350
30 nsp nsp BRACKET, T.R CMD1A081
31 nsp nsp VIDEO IN/OUT PCB ASSY COP11557C-1
32 /A/N nsp nsp MAIN PCB ASSY SR4320/A1B COP11558C
32 /U nsp nsp MAIN PCB ASSY SR4320/U1B COP11558B
33 /A/N *AV000270R *AV000270R TUNER MODULE SR4320/A/N CNVKSTM9014MS17
33 /U nsp *AV000280R TUNER MODULE SR4320/U1B CNVKSTM9014MS07
34 /A nsp nsp PANEL, REAR PANEL SR4320/A1B CKF2A245Z
34 /N1B nsp nsp PANEL, REAR PANEL SR4320/N1B CKF2A245Y
34 /N1G nsp nsp PANEL, REAR PANEL SR4320/N1G CKF2A245X
34 /U nsp nsp PANEL, REAR PANEL SR4320/U1B CKF1A245Z
35 /U nsp nsp BUSHING, MAINS CORD KHR1A028
36 /U nsp *YC000380R MAINS CORD CJA523FBY
37 /A/N *YT002400R *YT002400R AC RECEPTACLE R-301(187-2P) HJJ8A001Z
38 nsp nsp SUPPORT, FIP CMH1A190
39 nsp nsp TERMINAL GROUND KMA1A006
WIRE
nsp *YU001120R FLEXIBLE FLAT CORD 13P WF37-TUNER MODULE CWC1C4A13B200B
nsp *YU001130R FLEXIBLE FLAT CORD 18P WF95-CN95 CWC1B2A18A280B
POS. NO VERS.
COLOR
PART NO.
(FOR EUR) DESCRIPTION
PART NO.
(MJI)
PACKING
/A nsp 19AW851370 USER UGIDE CQX1A800Z
/U nsp 19AW851250 USER UGIDE CQX1A799Z
/N 19AW851310 19AW851310 USER UGIDE CQX1A904Z
ZK19AW0010 ZK19AW0010 REMOTE CONTROL RC4320SR CARTSR4320
36 /A nsp *ZC000250R MAINS CORD CJA2H001Z
36 /N *ZC000260R *ZC000260R MAINS CORD HJA2B054Z
NOT STANDARD SPEAR PARTS
nsp 19AW801010 BOX, OUT CARTON CPG1A701Z
nsp 19AW809010 PAD, SNOW CPS1A595
24 BLACK nsp 319W257010 TOP COVER ,BLACK CKC1B120K117
24 GOLD nsp 319W257110 TOP COVER , GOLD CKC1B120K118
NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.

3029
8. SERVICE PROCEDURE
TUNER ALIGNMENT INSTRUCTIONS
Necessary Equipments
AM Signal Generator
FM Signal Generator
Oscilloscope
VTVM (AC,DC)
Test loop antenna (AM Adjustment)
Dummy antenna (FM Adjustment)
Distortion analyzer
Alignment Procedure
1. Check the power-source voltage.
2. Set the function switch to the band to be aligned.
3. Keep the input signal as low as possible to adjust accurately.
4. Align the modulation and modulation frequency.
Item
Band
AM
100%(40kHz Dev.) [/A/N]
400Hz
FM 100%(75kHz Dev.) [/U] 400Hz
Alignment Points
TUNER MODULE
KST-M9014MS1(0)-70
Modulation Modulation frequency
30%
9. ELECTRICAL PARTS LIST
The suppliers and their type numbers of fusible resistors
are as follows;
1. KOA Corporation
Part No. (MJI) Type No. (KOA) Description
NH05 ×××140 RF25S × ×××ΩJ(±5% 1/4W)
NH05 ×××120 RF50S × ×××ΩJ(±5% 1/2W)
NH85 ×××110 RF73B2A × ×××ΩJ(±5% 1/10W)
NH95 ×××140 RF73B2E × ×××ΩJ(±5% 1/4W)
2. Matsushita Electronic Components Co., Ltd
Part No. (MJI) Type No. (MEC) Description
NF05 ×××140 ERD-2FCJ ×××(±5% 1/4W)
RF05 ×××140
NF02 ×××140
ERD-2FCG ×××(±2% 1/4W)
RF02 ×××140
Examples ;
Resistance value
0.1 Ω .... 001 10 Ω .... 100 1 kΩ .... 102 100 kΩ .... 104
0.5 Ω .... 005 18 Ω .... 180 2.7 kΩ .... 272 680 kΩ .... 684
1 Ω .... 010 100 Ω .... 101 10 kΩ .... 103 1 MΩ .... 105
6.8 Ω .... 068 390 Ω .... 391 22 kΩ .... 223 4.7 MΩ .... 475
ASSIGNMENT OF COMMON PARTS CODES.
RESISTORS
R : 1) GD05 × × × 140, Carbon film fixed resistor, ±5% 1/4W
R : 2) GD05 × × × 160, Carbon film fixed resistor, ±5% 1/6W
Examples ;
Resistance value
0.1 Ω .... 001 10 Ω .... 100 1 kΩ .... 102 100 kΩ .... 104
0.5 Ω .... 005 18 Ω .... 180 2.7 kΩ .... 272 680 kΩ .... 684
1 Ω .... 010 100 Ω .... 101 10 kΩ .... 103 1 MΩ .... 105
6.8 Ω .... 068 390 Ω .... 391 22 kΩ .... 223 4.7 MΩ .... 475
Note : Please distinguish 1/4W from 1/6W by the shape of parts
used actually.
CAPACITORS
C : CERAMIC CAP.
3) DD1 × ×××370, Ceramic capacitor
Disc type
Temp.coeff.P350 N1000, 50V
Examples ;
Tolerance (Capacity deviation)
±0.25 pF .... 0
±0.5 pF .... 1
±5% .... 5
Tolerance of COMMON PARTS handled here are as follows :
0.5 pF 5 pF .... ±0.25 pF
6 pF 10 pF .... ±0.5 pF
12 pF 560 pF .... ±5%
Capacity value
0.5 pF .... 005 3 pF .... 030 100 pF .... 101
1 pF .... 010 10 pF .... 100 220 pF .... 221
1.5 pF .... 015 47 pF .... 470 560 pF .... 561
C : CERAMIC CAP.
4) DK16 × × × 300, High dielectric constant ceramic
capacitor
Disc type
Temp.chara. 2B4, 50V
Examples ;
Capacity value
100 pF .... 101 1000 pF ....102 10000 pF .... 103
470 pF .... 471 2200 pF ....222
C : 5) ELECTROLY CAP. ( ), 6) FILM CAP. ( )
5) EA
× × × × × × 10, Electrolytic capacitor
One-way lead type, Tolerance ±20%
Examples ;
Capacity value
0.1 µF ....104 4.7 µF .... 475 100 µF ....107
0.33 µF ....334 10 µF .... 106 330 µF ....337
1 µF .... 105 22 µF .... 226 1100 µF ....118
2200 µF ....228
Working voltage
6.3V .... 006 25V .... 025
10V .... 010 35V .... 035
16V .... 016 50V .... 050
6) DF15 × × × 350 Plastic film capacitor
DF15 × × × 310 One-way type, Mylar ±5% 50V
DF16 × × × 310 Plastic film capacitor
One-way type, Mylar ±10% 50V
Examples ;
Capacity value
0.001 µF (1000 pF) ....... 102 0.1 µF .... 104
0.0018 µF ........................ 182 0.56 µF .... 564
0.01 µF ........................ 103 1 µF .... 105
0.015 µF ........................ 153
: 1) The above CODES ( R , R , C , C and
C ) are omitted on the schematic diagram in some
case.
2) On the occasion, be confirmed the common parts on
the parts list.
3) Refer to “Common Parts List” for the other common
parts (RI05, DD4, DK4).
➀
➁
Capacity value
Tolerance
➃
Capacity value
Resistance value
➄
Working voltage
Capacity value
➆
Capacity value
NOTE
NOTE ON SAFETY FOR FUSIBLE RESISTOR :
Resistance value Resistance value
(0.1 Ω−10 kΩ)
Resistance value Resistance value
ANT. : ANTENNA BATT. : BATTERY
CAP. : CAPACITOR CER. : CERAMIC
CONN. : CONNECTING DIG. : DIGITAL
HP : HEADPHONE MIC. : MICROPHONE
µ-PRO : MICROPROCESSOR REC. : RECORDING
RES. : RESISTOR SPK : SPEAKER
SW : SWITCH TRANSF. : TRANSFORMER
TRIM. : TRIMMING TRS. : TRANSISTOR
VAR. : VARIABLE X’TAL : CRYSTAL
ABBREVIATION AND MARKS
{
{
{
{
{
{
{
{
{
{
➂
➀
➁
➂
➃
➄
➅
➆
➅
NOTE ON SAFETY :
Symbol Fire or electrical shock hazard. Only original
parts should be used to replaced any part marked with
symbol . Any other component substitution (other
than original type), may increase risk of fire or electrical
shock hazard.
NOTE ON FUSE :
Regarding to all parts of parts code FS20xxx2xx, replace
only with Wickmann-Werke GmbH, Type 372 non glass type
fuse.
010728MIT

NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
31
POS. NO VERS.
COLOR
PART NO.
(FOR EUR) DESCRIPTION
PART NO.
(MJI)
FRONT CIRCUIT BOARD
BN91 nsp nsp WIRE ASS'Y CWB2B908350EN
BN92 nsp nsp WIRE ASS'Y CWB2B904150EN
BN93 nsp nsp WIRE ASS'Y CWB2B903050EN
BN94 nsp nsp WIRE ASS'Y CWB2B902080EN
C901
nsp nsp
CAP. CERAMIC 0.01µF 50V Z HCBS1H103ZFT
C904
C905 nsp OA47605020 CAP. ELECT 47µF 50V HCEA1HH470T
C906 nsp nsp CAP. CERAMIC 0.01µF 50V ZF CCKT1H103ZF
C907 nsp OA47605020 CAP. ELECT 47µF 50V HCEA1HH470T
C909 *EX000050R *EX000050R CAP. GOLD JP EECS0HD104V BCES0HD104
C910 nsp nsp CAP. CERAMIC 0.01µF 50V ZF CCKT1H103ZF
C911 nsp nsp CAP. CERAMIC 18pF 50V JC HCBS1H180JCT
C912 nsp nsp CAP. CERAMIC 18pF 50V JC HCBS1H180JCT
C913 nsp OA10505020 CAP. ELECT 1µF 50V HCEA1HH1R0T
C914 nsp nsp CAP. CERAMIC 0.01µF 50V Z HCBS1H103ZFT
C915 nsp OA47605020 CAP. ELECT 47µF 50V HCEA1HH470T
C916 nsp nsp CAP. CERAMIC 0.01µF 50V ZF CCKT1H103ZF
C917 nsp nsp CAP. CERAMIC 0.01µF 50V Z HCBS1H103ZFT
C918 nsp nsp CAP. CERAMIC 0.01µF 50V Z HCBS1H103ZFT
C919 nsp nsp CAP. CERAMIC 0.01µF 50V Z HCBS1H103ZFT
C920 /A/N nsp nsp CAP. CERAMIC 1000pF 50V KB CCKT1H102KB
C921 /A/N nsp nsp CAP. CERAMIC 27pF 50V JC CCCT1H270JC
C922 /A/N nsp nsp CAP. CERAMIC 27pF 50V JC CCCT1H270JC
C923 /A/N nsp OA10701620 CAP. ELECT 100µF 16V HCEA1CH101T
C924 /A/N nsp nsp CAP. CERAMIC 0.022µF 50V ZF CCKT1H223ZF
C925 /A/N nsp nsp CAP. CERAMIC 1000pF 50V KB CCKT1H102KB
C926 /A/N nsp OA22505020 CAP. ELECT 2.2µF 50V HCEA1HH2R2T
C927 /A/N nsp nsp CAP. CERAMIC 1000pF 50V KB CCKT1H102KB
C928 /A/N nsp nsp CAP. CERAMIC 560pF 50V KB CCKT1H561KB
C934 nsp nsp CAP. CERAMIC 0.1µF 50V Z CCKT1H104ZF
C935 nsp OA22505020 CAP. ELECT 2.2µF 50V HCEA1HH2R2T
CN95 nsp nsp WAFER, CARD GF-102-18S-TS KJP18GA117ZG
D901 nsp *HD201740R DIODE 1SS133T-77 HVD1SS133MT
D902 *HI101040R *HI101040R L.E.D. RED SLR342VCTB7T089 HVD342VCTB7T089
D903 /A/N HD30511000 HD30511000 DIODE, ZENER MTZJ5.1BT(5.1V 1/2W) HVDMTZJ5.1BT
D904 nsp *HD201740R DIODE 1SS133T-77 HVD1SS133MT
D905 *HI101040R *HI101040R L.E.D. RED SLR342VCTB7T089 HVD342VCTB7T089
D906 *HI101040R *HI101040R L.E.D. RED SLR342VCTB7T089 HVD342VCTB7T089
D907 *HI101040R *HI101040R L.E.D. RED SLR342VCTB7T089 HVD342VCTB7T089
D908 nsp *HD201740R DIODE 1SS133T-77 HVD1SS133MT
D910 nsp *HD201740R DIODE 1SS133T-77 HVD1SS133MT
D911 *HD302140R *HD302140R DIODE, ZENER MTZJ4.3CT(4.3V 1/2W) HVDMTZJ4.3CT
FIP1 *HQ300350R *HQ300350R F.I.P. SVA09MS10 KFLSVA09MS10
IC91 *HS19AWT0R *HS19AWT0R I.C. O.T.P. TMP87PM78F HVITMP87PM78F
IC92 *HW100650R *HW100650R SENSOR, REMOTE RPM6936-H4 HRVRPM6936H4
IC93 /A/N *HC108200R *HC108200R I.C. RDS FILTER TW SAA6579T/V1 BVISAA6579TV1
Q901 *BA001460R *BA001460R TRS. KRC107M HVTKRC107MT
Q902 *BA001450R *BA001450R TRS. KRA107M HVTKRA107MT
Q903 *BA001460R *BA001460R TRS. KRC107M HVTKRC107MT
Q904 *HT700060R *HT700060R TRS. KSB811Y HVTKSB811YT
Q905
*BA001460R *BA001460R
TRS. KRC107M HVTKRC107MT
Q908
Q909 *HT100390R *HT100390R TRS. KSA1175Y HVTKSA1175YT
Q910 *BA001460R *BA001460R TRS. KRC107M HVTKRC107MT
Q911 *BA001450R *BA001450R TRS. KRA107M HVTKRA107MT
Q912 *BA001450R *BA001450R TRS. KRA107M HVTKRA107MT
Q913 *BA001460R *BA001460R TRS. KRC107M HVTKRC107MT
Q914 *BA001460R *BA001460R TRS. KRC107M HVTKRC107MT
Q916 *BA001450R *BA001450R TRS. KRA107M HVTKRA107MT
R901 nsp nsp RES. CARBON 10kΩ1/5W J CRD20TJ103T
R902 /A/N nsp nsp RES. CARBON 10kΩ1/5W J CRD20TJ103T

NOTE : "nsp" PART IS LISTED FOR REFERENCE ONLY, MARANTZ WILL NOT SUPPLY THESE PARTS.
32
POS. NO VERS.
COLOR
PART NO.
(FOR EUR) DESCRIPTION
PART NO.
(MJI)
R904 /A/N nsp nsp RES. CARBON 10kΩ1/5W J CRD20TJ103T
R907 nsp nsp RES. CARBON 10kΩ1/4W J CRD25TJ103T
R908
nsp nsp
RES. CARBON 10kΩ1/5W J CRD20TJ103T
R912
R913 nsp nsp RES. CARBON 10kΩ1/4W J CRD25TJ103T
R914 nsp nsp RES. CARBON 10kΩ1/4W J CRD25TJ103T
R915
nsp nsp
RES. CARBON 10kΩ1/5W J CRD20TJ103T
R918
R919 nsp nsp RES. CARBON 2.7kΩ1/5W J CRD20TJ272T
R920 nsp nsp RES. CARBON 2.7kΩ1/5W J CRD20TJ272T
R930 nsp nsp RES. CARBON 180Ω1/5W J CRD20TJ181T
R931 nsp nsp RES. CARBON 47kΩ1/5W J CRD20TJ473T
R932 nsp nsp RES. CARBON 4.7kΩ1/5W J CRD20TJ472T
R933 nsp nsp RES. CARBON 1kΩ1/5W J CRD20TJ102T
R935 nsp nsp RES. CARBON 100kΩ1/5W J CRD20TJ104T
R936 nsp nsp RES. CARBON 1kΩ1/4W J CRD25TJ102T
R937 nsp nsp RES. CARBON 1kΩ1/4W J CRD25TJ102T
R938 nsp nsp RES. CARBON 1kΩ1/4W J CRD25TJ102T
R939 nsp nsp RES. CARBON 47kΩ1/5W J CRD20TJ473T
R940 nsp nsp RES. CARBON 47kΩ1/5W J CRD20TJ473T
R941 nsp nsp RES. CARBON 47kΩ1/5W J CRD20TJ473T
R942 nsp nsp RES. CARBON 10kΩ1/5W J CRD20TJ103T
R943 nsp nsp RES. CARBON 1kΩ1/5W J CRD20TJ102T
R944 nsp nsp RES. CARBON 1.5kΩ1/5W J CRD20TJ152T
R945 nsp nsp RES. CARBON 3.3kΩ1/5W J CRD20TJ332T
R946 nsp nsp RES. CARBON 2.7kΩ1/5W J CRD20TJ272T
R947 nsp nsp RES. CARBON 3.3kΩ1/5W J CRD20TJ332T
R948 nsp nsp RES. CARBON 1kΩ1/5W J CRD20TJ102T
R949 nsp nsp RES. CARBON 1.8kΩ1/5W J CRD20TJ182T
R950 nsp nsp RES. CARBON 2.7kΩ1/5W J CRD20TJ272T
R951 nsp nsp RES. CARBON 3.3kΩ1/5W J CRD20TJ332T
R952 nsp nsp RES. CARBON 5.6kΩ1/4W J CRD25TJ562T
R953 nsp nsp RES. CARBON 1kΩ1/5W J CRD20TJ102T
R954 nsp nsp RES. CARBON 1.5kΩ1/5W J CRD20TJ152T
R956 nsp nsp RES. CARBON 1.8kΩ1/5W J CRD20TJ182T
R957 nsp nsp RES. CARBON 2.7kΩ1/5W J CRD20TJ272T
R958 nsp nsp RES. CARBON 3.3kΩ1/5W J CRD20TJ332T
R959 nsp nsp RES. CARBON 5.6kΩ1/5W J CRD20TJ562T
R960 nsp nsp RES. CARBON 7.5kΩ1/5W J CRD20TJ752T
R961 /A/N nsp nsp RES. CARBON 1kΩ1/5W J CRD20TJ102T
R962 /A/N nsp nsp RES. CARBON 2.2kΩ1/5W J CRD20TJ222T
R964 /A/N nsp nsp RES. CARBON 820Ω1/4W J CRD25TJ821T
R965 /A/N nsp nsp RES. CARBON 1kΩ1/5W J CRD20TJ102T
R970 nsp nsp RES. CARBON 10kΩ1/5W J CRD20TJ103T
R971 nsp nsp RES. CARBON 330Ω1/4W J CRD25TJ331T
R976 nsp nsp RES. CARBON 10kΩ1/5W J CRD20TJ103T
R977 nsp nsp RES. CARBON 10kΩ1/5W J CRD20TJ103T
R978 nsp nsp RES. CARBON 10kΩ1/5W J CRD20TJ103T
S901
*SP001210R *SP001210R
SW, TACT SKHV10910G CST1A012ZT
S913
S914 /U nsp *SP001210R SW, TACT SKHV10910G CST1A012ZT
S915
*SP001210R *SP001210R
SW, TACT SKHV10910G CST1A012ZT
S920
VR91 *SR000180R *SR000180R ENCODER EC16B12S00D4ZZZ HSR2A019Z
X101 *JX001030R *JX001030R CRYSTAL 8MHz HOX08000E160C
X102 /A/N *JX001020R *JX001020R CRYSTAL 4.332MHz HOX04332E200C
H/P CIRCUIT BOARD
CN36 nsp nsp WAFER MOLEX 5267-04A KJP04GA01ZM
CN94 nsp nsp WAFER MOLEX53014-0210 KJP02GA19ZM