JVC RC-BZ5RD Quick start guide

RC-BZ5LB/BZ5RD
RC-BZ6BU
2-1
Block diagrams (RC-BZ5LB/BZ5RD)
Bias
IC301
R/P Amp.
Q112
Q212 EQ
IC601
RF/Servo amp.
IC603
Digital servo
Digital signal
Processor
IC602
BTL Driver
CD Pickup
Spindle
Feed
Forcus Tracking
F/T
Coil
IC1
IC2
PLL IC302
Q101
Q201
Q302
L4
T2
CF1
J301
L3
AM
BPF
L1
+B
BP1
Q101
Tuner
L&R
REC
PB
CN301
R/P HEAD
CN601
SPINDLE / FEED
MOTOR
M
M
RCH
LCH
CN702
FW302
Main Volume
SMUTE
LCH
RCH
LCH
RCH
CN309
R-CH / L-CH
SPEAKER
CN303
IC701
SYSTEM
CONT.
SMUTE
CN703
FM RF/IF/DET/MPX
AM RF/IF/DET
Power Amp.

RC-BZ5LB/BZ5RD
RC-BZ6BU
2-2
Block diagrams (RC-BZ6BU)
Bias
IC301
R/P Amp.
IC303
E.VOL
IC601
RF/Servo amp.
IC603
Digital servo
Digital signal
Processor
IC602
BTL Driver
CD Pickup
Spindle
Feed
Forcus Tracking
F/T
Coil
IC1
IC2
PLL IC302
Q101
Q201
Q302
L4
T2
CF1
J301
L3
AM
BPF
L1
+B
BP1
Q101
REC
PB
CN301
R/P HEAD
CN601
SPINDLE / FEED
MOTOR
M
M
RCH
LCH
SMUTE
LCH
RCH
LCH
RCH
CN309
R-CH / L-CH
SPEAKER
CN303 IC701
SYSTEM
CONT.
SMUTE CN703
IC304
Bass
Boost
Amp.
Tuner
L&R
L.OSC
FM RF/IF/DET/MPX
AM RF/IF/DET
Power Amp.

6
5
4
3
2
1
BCDEFGH I JA
7
RC-BZ5LB/BZ5RD
RC-BZ6BU
2-3
1 2 3 4 5 6 7 8 9
10 11 12
CN703
QGF1212F1-12
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
CN701
QGF1212F1-17
NC 1
NC 2
AVSS VREF- 3
VER 4
SW5V SAFETY 5
CD+B SAFETY 6
MPX 7
MODEL 8
BUP 9
KEY1 10
CLOSE/REST 11
AVDD VREF+ 12
VLCD1 13
VLCD2 14
VLCD3 15
COM3 16
COM2 17
COM1 18
COM0 19
SEG0 20
SEG1 21
SEG2 22 SEG3 23 SEG4 24 SEG5 25 SEG6 26 SEG7 27 SEG8 28 SEG9 29
SEG10 30 SEG11 31 SEG12 32 SEG13 33 SEG14 34 SEG15 35 SEG16 36
NC 37 NC 38 NC 39 NC 40 NC 41 NC 42
NC
43
NC
44
NC
45
NC
46
NC
47
NC
48
NC
49
NC
50
NC
51
BASS
52
POUT
53
SMUTE
54
+BCTL
55
FTU
56
NC
57
NC
58
TPE
59
FCD
60
MLD
61
XRST
62
BEAT
63
AC/DC
64
TAPE
65
STAT
66
REC
67
RESET
68
NC
69
NC
70
VSS
71
OSC2
72
OSC1
73
VDD
74
TUST
75
SQCK
76
SUBQ
77
MCLK
78
MDATA
79
SCK
80
SI
81
SO
82
PIN
83
PEN
84
SYSTEM
CONTROLLER
IC701
MN171603JACA
R738 10K
R735 10K
R746 22K
R767 4.7K
R768 10K
R741 10K
R739 22K
R758 2.2K
R761 2.2K
R721 2.2K
R729 47K
R740 10K R762 2.2K R723 10K
R752 10K
R751 10K
R759 1K
R760 1K
R763 2.2K
R753 2.2K
R750 10K
R730 10K
R748 22K
R749 47K
R734
100K
R733
100K
R732
100K
R726 2.2K
R725 2.2K
R728 10K
R754 10K
R724 2.2K
R727 2.2K
R785
*
R789
*
R773
10K
R756 22K
R770 2.2K
R715 33K
R720 100K
R797 4.7K R712 10K
R718
10K
R714 39K
R710 100K
1K
R704
R703 8.2K
R702 8.2K
R701 1K
R742 2.2K
R707 10K
R708 10K
R706 10K
R719 100K
C710 0.01
C707 0.1
C702
24P
C703 36P
C703
24P
C706
0.001
C724 100P
C723 100P
C738 150P
C719
0.001
C720
0.001
C721 0.01
K701
VQZ0048-009
L701
3AB39N
+
C708 220/10
X701
QAX0410-001Z
Q701
2SC2714/O/-X
Q702
2SC2714/O/-X
C704 36P
+
C712 2.2/50
C725
100P
C722
100P
D707 1SS133-TE
Q706
DTC143TKA-X
Q704
DTC144EKA-X
+
C711
10/16
R709 22K
K702
VQZ0048-009
L702
3AB39N
C732
0.1
+
C727 47/10
D702
1SS133-T2
R711 22K
Q703
2SC2412K/R/-X
R716 47K
R717 33K
D703
UZ5.16SC-T2
Q705
2SA1037AK/RS/-X
R796 100K
K703
VQZ0048-009
R776 1K
R775 1K
R774 1K
R779 1K
R772 1K
R778 1K
R777 1K
D706
1SS133-T2
D708
1SS133-T2
1
2
CN704 EMV5133-002KR OR TIP-X02P-MI
S858
REPEAT
S857
UP/
S856
CD/
S855
STOP/
S854
TUNER/BAND
S853
DOWN/
S852
PRESET
S851
SOUND
S865
QSW0707-001Z
R858
5.6K
R859
18K
R860
330
R861
680
R864
5.6K
Q851
2SA1037AK/RS/-X
D851
LTD3116-41
D852
LTD321-41
R851
1.5K
R852
1.8K
R853
2.7K
R854
3.9K
R855
6.8K
R856
12K
R857
39K
1
2
S866
VMW14774 D
1
2
FW701
P8-22F23-A3.3NS
TO MAIN AMP SECTION TO A-1 on page 2-7
8.3V
6.8V
0.7V
2.1V
5.7V
0V
5.0V
4.6V
5.1V
4.8V
5.0V
6.1V
0.1V
5.1V
5.0V
0V
CD DOOR SW
CD+B
SAFETY
FCD
MLD
XRST
TAPE
REC
AC/DC
TO MAIN AMP SECTION
TO D-1 on page 2-7
0.9V 0V 0V 0V 1.1V 0V 0V 0V 0V 5.1V 3.1V 5.9V
5.1V 5.1V
4.4V
BCTL
BASS
POUT
SMUTE
FTU
TRE
0V
5.0V
0V
0V
0V
0V
5.0V
6.0V
0V
0V
AC/DC
TUST
0V
5.1V
0V
0V
0V
0V
CLOCK
5.1V 0V 0V 0V 5.4V 0V 5.4V 0V 2.0V 2.4V 5.4V 0V 0V 0V 0V 0V 0V 0V 0V 5.4V 5.4V
SDATA
SCK
MDATA
MCLK
SUBQ
SQCK
MPX
REST
2.6V
2.6V
2.5V
2.5V
2.5V
2.5V
0V
1.7V
3.3V
5.1V
4.6V
5.0V
0V
0V
0V
5.1V
3.7V
3.5V
0V
0V
0V
LCD HOLDER
S851---S858
QSW0707-001Z
POWER
0V
0.7V
4.0V
POWER
LED STANBY
LED
REMOCON
BACK UP
VMW2422 A
NOTES: 1. VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER OR OSCILOSCOPE
WITHOUT INPUT SIGNAL.
2. UNLESS OTHERWISE SPECIFIED,RESISTORS ARE 1/6W 5% CAPBON RESISTOR.
ALL RESISTANCE VALUES ARE IN OHM(s)
ALL CAPACITORS ARE CERAMIC CAPACITOR OR MYLAR CAPACITOR.
ALL CAPACITANCE VALUES ARE IN uF(p*pF).
ALL INDUCTANCE VALUES ARE IN uH(m*mH).
ALL E.CAPACITORS ARE SHOWN IN THE FORM OF CAPACITANCE(uF)/RATED VOLTAGE (V).
ALL DIODES ARE 1SS254T-77 OR 1N4148M
ALL TRANSISTORS ARE 2SC2785(F.E). OR 2SC3330(S.T). OR KTC3199(GL).
LIST
U.UP.US.UT.UX.UY.UZ
E.B.EN
EE.EV
J.C
R789 R785
10K
10K
10K
150K
22K
8.2K
2.2K-------
PARTS NAME CONSTRUCTION
DTC143TKA
DTC144EKA
4.7K
47K 47K
RESET
0V
0V
0V
5.0V
0V
0V
0V
0V
5.0V
5.0V
0V
0V
0.6V
2.5V 2.5V 2.6V 2.6V 2.6V 2.6V 2.6V 2.6V 2.6V 2.6V 2.6V 2.6V 2.6V 2.6V
CONDITION ---- CD STOP AT DC SUPLLY
COM3 1 COM2 2 COM1 3 COM0 4
SEG0 5 SEG1 6 SEG2 7 SEG3 8 SEG4 9 SEG5 10 SEG6 11 SEG7 12 SEG8 13 SEG9 14
SEG10 15 SEG11 16 SEG16 17 SEG12 18 SEG13 19 SEG14 20 SEG15 21
STEREO MONO KHz MHz
ALLSLEEP REC BASS
TRACK
DI701
QLD0046-001
SW8V
CD+B
FCD
AC/DC
TAPE
REC
SAFETY
REST
MLD
MDATA
MCLK
DG
XRST
STAT
SQCK
SUBQ
DG
GND
1
VCC
2
OUT
3
IC703
GP1U281X
SDATA TUST SCK MPX POUT BASS FTU TPE DG BUC SMUTE US6V
STAT
SW8V
Standard schematic diagrams
System control circuit (RC-BZ5LB/BZ5RD only)

6
5
4
3
2
1
BCDEFGH I JA
7
RC-BZ5LB/BZ5RD
RC-BZ6BU
2-4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
CN701
QGF1212F1-17
R738 10K
R735 10K
R745 22K
R767 4.7K
R768 10K
R739 22K
R758 2.2K
R761 2.2K
R721 2.2K
R729 47K
R740 10K R762 2.2K R723 10K R752 10K R751 10K R759 1K R760 1K R763 2.2K R753 2.2K R750 10K R730 10K
R746 22K
R749 47K
R734
100K
R733
100K
R732
100K
R726 2.2K
R725 2.2K
R728 10K
R754 10K
R724 2.2K
R727 2.2K
R785 *
R789 *
R773
10K
R756
22K
R770 2.2K
R715 33K
R720
100K
R797
4.7K
R712 10K
R718
10K
R714 39K
R710 100K
1K
R704
R703 8.2K
R702 8.2K
R701 1K
R742 2.2K
R707 10K
R708
10K
R706
10K
R719
100K
C710
0.01
C707 0.1
C702
24P
C701 36P
C703
24P
C706
0.001
C738 150P
C723 100P
C724 100P
C719
0.001
C720
0.001
C721
0.01
K701
VQZ004B-009
L701 3AB39N
+
C708 220/10
X701
QAX0410-001Z
Q701
2SC2714/O/-X
Q702
2SC2714/O/-X
C704 36P
+C712
2.2/50
C725 100P C722 100P
D707
1SS133-T2
Q706
DTC143TKA-X
Q704
DTC144EKA-X
+
C711
10/16
R709 22K
K702 VQZ0048-009
L702
3AB39N
C732
0.1
+
C727
47/10
D702 1SS133-T2
R711 22K
Q703
2SC2412K/R/-X
R716
47K
R717
33K
D703
UZ5.1BSC-T2
Q705
2SA1037AK/RS/-X
R796 100K
K703
VQZ0046-009
R776 1K
R775 1K
R774 1K
R779 1K
R772 1K
R778 1K
R777 1K
D706
1SS133-T2
D708
1SS133-T2
1
2
CN704
EMV5133-002KR OR TIP-X02P-MI
S858
CLOCK/METER
S857
UP/
S856
CD/
S855
STOP/PRESET
S854
TUNER/BAND
S853
DOWN/
S852
BASS
S851
SOUND
S865
QSW0707-001Z
R858
5.6K
R859
18K
R860
330
R861
680
R864 5.6K
Q851
2SA1037AK/RS/-X
D851
LTD3116-41
D852
LTD321-41
R851
1.5K
R852
1.8K
R853
2.7K
R854
3.9K
R855
6.8K
R856
12K
R857
39K
1
2
S866
VMW1474 D
1
2
FW701
P8-22F23-A3.3NS
TO MAIN AMP SECTION TO A-1 on page 2-8
8.3V
6.8V
0.7V
2.1V
5.7V
0V
5.0V
4.5V
5.1V
4.8V
5.0V
5.1V
0.1V
5.1V
5.0V
0V
CD DOOR SW
CD+B
SAFETY
FCD
MLD
XRST
TAPE
REC
AC/DC
TO D-1 on page 2-8
TO MAIN AMP SECTION
0.9V 0V 0V 1.1V 5.0V 0V 5.0V 0V 5.1V 3.1V
5.9V
5.1V 5.1V
4.4V
BCTL
AHB
POUT
SMUTE
FTU
0V
5.0V
0V
0V
0V
0V
5.0V
5.0V
5.0V
0V
AC/DC
TUST
0V
5.1V
0V
CLOCK
5.1V
5.6V 0V
0V
5.1V 2.0V
2.6V
0V
2.3V 2.2V 4.9V
5.1V
5.1V
5.0V 4.8V 0V
0V 0V 0V 5.0V 5.0V
SCK
MDATA
MCLK
SUBQ
SQCK
MPX
REST
2.6V
2.6V
2.6V
2.5V
2.5V
2.5V
0V
1.7V
3.3V
5.1V
4.5V
5.0V
0V
0V
0V
5.1V
3.7V
3.5V
0V
0V
5.0V
LCD HOLDER
S851--- S858
QSW0707-001Z
POWER
0V
0.7V
4.0V
POWER
LED
STANBY
LED
REMOCON
BACK UP
VMW2422 A
NOTES: 1. VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER OR OSCILOSCOPE
WITHOUT INPUT SIGNAL
2. UNLESS OTHERWISE SPECIFIED,RESISTORS ARE 1/6W 5% CAPBON RESISTOR.
ALL RESISTANCE VALUES ARE IN OHM(s)
ALL CAPACITORS ARE CERAMIC CAPACITOR OR MYLAR CAPACITOR.
ALL CAPACITANCE VALUES ARE IN uF(p*pF).
ALL INDUCTANCE VALUES ARE IN uH(m*mH).
ALL E.CAPACITORS ARE SHOWN IN THE FORM OF CAPACITANCE(uF)/RATED VOLTAGE (V).
LIST
U.UP.US.UT.UX.UY.UZ
E.B.EN
J.C
R789 R785
10K
10K
22K
8.2K
2.2K
-------
PARTS NAME CONSTRUCTION
DTC143TKA
DTC144EKA
4.7K
47K
47K
RESET
1 2 3 4 5 6 7 8 9
10 11 12 13
CN703
QGF1212F1-13
0V
0V
1 2
1 2
FW702
Q852
2SC2412K/R/-X
Q709
2SC2412K/R/-X
R790
4.7K
R865 2.2K
5.7V 6.3V
5.7V
4.3V
4.9V
0V
0V
4.3V
R769 10K
R737 10K
VOLCLK
VOLDATA
D704
1SS133-T2
C716 150P C714 150P
R731
1K
R713 10K
R755 10K
X702
QAX0401-001
R722 100K
C717
22P
C718
27P
R862 10K
R863 10K
C801
0.01
C802
0.01
SDATA
2.6V 2.6V 2.6V 2.6V 2.6V 2.6V
2.6V 2.5V 2.6V 2.6V 2.6V
2.6V
2.6V
2.5V 2.6V 2.6V 2.6V 2.6V 2.6V
2.6V
2.6V
2.6V
2.6V
2.6V
2.6V
2.6V
2.6V
2.6V
2.6V
2.6V
0V
0V
5.0V
0V
0V
5.0V
5.0V
JOG1 1
JOG2 2
AVSS VREF- 3
VER 4
SWBY SAFETY 5
CD+B SAFETY 6
MPX 7
MODEL 8
BUP 9
KEY1 10
CLOSE/REST 11
AVDD VREF+ 12
VLCD1 13
VLCD2 14
VLCD3 15
COM3 16
COM2 17
COM1 18
COM0 19
SEG0 20
SEG1 21
SEG2 22 SEG3 23 SEG4 24 SEG5 25 SEG6 26 SEG7 27 SEG8 28 SEG9 29
SEG10 30 SEG11 31 SEG12 32 SEG13 33 SEG14 34 SEG15 35 SEG16 36 SEG17 37 SEG18 38 SEG19 39 SEG20 40 SEG21 41 SEG22 42
SEG23
43
SEG24
44
SEG25
45
SEG26
46
SEG27
47
SEG28
48
NC
49
NC
50
NC
51
AHB
52
POUT
53
SMUTE
54
+BCTL
55
FTU
56
VOLCK
57
VOLDATA
58
KILL
59
FCD
60
MLD
61
XRST
62
BEAT
63
AC/DC
64
TAPE
65
STAT
66
REC
67
RESET
68
X1
69
X2
70
VSS
71
OSC2
72
OSC1
73
VDD
74
TUST
75
SQCK
76
SUBQ
77
MCLK
78
MDATA
79
SCK
80
SI
81
SO
82
PIN
83
PEN
84
SYSTEM
CONTROLLER
IC701
MN171603JACA
0V
0V
0V
0V
0V
0V
5.4V
5.4V
5.4V
0V 0V
0.6V
12
FW703
PL701
BACK LIGHT
CONDITION ----- CD STOP AT DC SUPLLY
SOUND.FLAT AHB.ON
0V
STAT
STEREO KHz MHz
ALL MONO
ON
OFF
COM3 1 COM2 2 COM1 3 COM0 4
SEG0 5 SEG1 6 SEG2 7 SEG3 8 SEG4 9 SEG5 10 SEG6 11 SEG7 12 SEG8 13 SEG9 14
SEG10 15 SEG11 16 SEG12 17 SEG13 18 SEG14 19 SEG15 20 SEG16 21 SEG17 22 SEG18 23 SEG19 24 SEG20 25 SEG21 26 SEG22 27 SEG23 28 SEG24 29 SEG25 30 SEG26 31 SEG27 32 SEG28 33
SLEEP CLOCK REC
AHB PRO
TRACK
DI701
QLD0045-001
1 2 3
JS801
QSW0705-001
GND
1
VCC
2
OUT
3
IC703
GP1U281X
SW8V
CD+B
FCD
AC/DC
TAPE
REC
SAFETY
REST
MLD
MDATA
MCLK
DG
XRST
STAT
SQCK
SUBQ
DG
AHB SDATA TUST SCK MPX POUT VOLCK FTU VOLDATA DG BUC SMUTE US6V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15 16
17 18
15
16
17
18
19
20 21 22 23
24
19
20
21
22
23
24
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57
25
26
27
28
29
30
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51
52
53
54
55
56
57
EE.EV 10K 150K
System control circuit (RC-BZ6BU only)

6
5
4
3
2
1
BCDEFGH I JA
7
RC-BZ5LB/BZ5RD
RC-BZ6BU
2-5
CD SIGNAL
BCLK 1 LRCK 2
SRDATA 3
DVDD1 4
DVSS1 5
TX 6
MCLK 7
MDATA 8
MLD 9
SENSE 10
FLOCLK 11
TLOCK 12 BLKCK 13
SQCK 14 SUBQ 15
DMUTE 16
STAT 17
RST 18
SMCK 19 PMCK 20
TRV
21
TVD
22
PC
23
ECM
24
ECS
25
KICK
26
TRD
27
FOD
28
VREF
29
TBAL
31
FE
32
TE
33
RFENV
34
VDET
35
OFT
36
TRCRS
37
RFDET
38
BDO
39
LDON
40
TES
41
PLAY
42
WVEL
43
ARF
44
IREF
45
DRF
46
DSLF
47
PLLF
48
VCOF
49
AVDD2
50
AVSS2
51
EFM
52
PCK
53
TOFS
54
SUBC
55
SBCK
56
VSS
57
X1
58
X2
59
VDD
60
BYTCK 61
CLDCK 62
FCLK 63
IPFLAG 64
FLAG 65
CLVS 66
CRC 67
DEMPH 68
RESY 69
IOSEL 70
TEST 71
AVDD1 72
OUTL 73
AVSS1 74
OUTR 75
RSEL 76
CSEL 77
PSEL 78
MSEL 79
SSEL 80
FBAL
30
0.0V 0.0V 0.0V 0.0V 0.0V 0.0V 0.0V 0.0V 0.0V
0.0V
0.0V
0.0V
0.0V
0.0V
0.0V 0.0V 0.0V 0.0V 0.0V
0.0V
0.0V
0.0V
0.0V
0.0V
0.0V
0.0V
0.0V
0.0V
2.5V 2.5V
2.5V
2.5V 2.5V
2.5V
2.5V
2.5V
5.0V
5.0V
5.0V
5.0V
5.0V
5.0V 5.0V 5.0V 5.0V 5.0V
5.0V
5.4V 5.1V 5.1V 5.0V 5.0V 4.8V
4.8V
4.8V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V
2.4V 2.4V
4.7V
0.2V
4.9V
5.1V 5.1V 0.1V
2.3V
1.3V 0.7V 2.2V 3.1V 2.6V 2.6V
IC603
MN35510
PD
1
LD
2
LDON
3
LDP
4
VCC
5
RF-
6
RFOUT
7
RFIN
8
C.AGC
9
ARF
10
C.ENV
11
C.EA
12
CSBDO
13
BDO
14
FE- 28
FEOUT 27
TE- 26
TEOUT 25
CROSS 24
TEBPF 23
VDET 22
LDOFF 21
VREF 20
ENV 19
GND
18
NRFDET 0V
17
OSBRT
15
OFTR 0V
16
FBAL 29
TBAL 30
PDFR 31 PDER 32
PDE 33 PDF 34
PDBD 35
PDAC 36
IC601 AN8806SB
OUT1+
1
OUT1-
2
IN1/R
3
IN1
4
TR-B
5
REG-OUT
6
MUTE
7
GND 28
OUT4+ 27
OUT4- 26
IN4/R 25
IN4 24
VREF 23
VCC 22
GND
8
IN2
9
IN2/R
10
OUT2-
11
OUT2+
12
GND
13
OP-OUT
14
VCC 21
IN3 20
IN3/R 19
OUT3- 18
OUT3+ 17
OP-IN+ 16
OP-IN- 15
TAB
TAB
IC602 BA6897FP
R651 1K
R652 1K
R653 1K R654 1K
R661 68K R663 120K R664 470
R671 1K
R672 1K
C653
0.022 C694
150P
C693 150P
C692 150P
C691 150P
C655
0.047
C675
0.001
C674 0.022
C661 470P
C665 0.1
C664 0.022
C663 0.022 C562 0.022
C651
22P
C652
22P
C671
0.0022
C672
0.0022
R666 22
D661
1SS133-T2
C673 220/10
X651
QAX0369-001Z
R659
270
C676
0.001
L601 10uH
C631
470/10
C606
0.001
C607
0.001
C615 0.022
C616 0.022
C618
0.0022
C623 0.1
C617
0.022
C620
180P
C619 270P R607 27K
R610
150K
R612
1K
R609
100K
R605 270K
R606 150K
R601 11K
R603 1.2M C614 0.1 C609 100P C610 0.027 C611 0.0047 C612 0.01 C608 1/50
C629 100/10
C628 0.047
R623 33
R621 33
R622 33
K601
QQR0779-001Z
K602
QQR0779-001Z
1
14
2
15
3
4
5
6
7
8
9
10
11
12
13
CN601
QGF1025C1-15
C622 47/10
R613
120
R616 91
R615 12
R614
10
Q601
2SA952/LK/-T
1
2
3
4
5
6
CN602
C604
100/10
C613
330P
C605
10/25
R641 56K
R642 12K
R643 8.2K
R644 22K
R631
330
R633
27K
R632
100
Q631 2SA952/LK/-T
C698
100P
R647 4.7K
R646 2.2K
R645 22K
M
- +
SPINDLE
M
- +
FEED
REST SW
2.4V
2.4V
2.4V
2.4V
2.4V
5.0V
0V
0.8V
0V
0V
3.1V
3.1V
3.1V
3.1V
OR 2SB698/EF/-T
SM-
SM+
FM-
FM+
3.1V
4.6V
3.1V
3.1V
0V
3.1V
OR 2SB8698/EF/-T
F+
F-
6.1V
6.8V
5.0V
SM-
SM+
ECM
ECS
FOD
3.1V 3.1V 2.4V 2.4V 6.0V 5.0V 3.6V 0V 0V 2.4V 2.4V 3.1V 3.1V 0V 6.3V
T+
T-
0V
FM+
FM-
3.1V
3.1V
3.1V 3.1V 2.4V 2.4V 2.4V 2.4V
2.4V
6.8V 6.8V 0.8V 0.9V
BTL DRIVER
5.0V
4.5V
1.0V
LDON
ARF BDO OFT RFDET
0V 0V
4.5V
0V
4.9V 2.4V 2.4V 2.4V 3.4V 1.5V 3.7V 3.0V 3.3V
0V
3.3V 4.8V
0V 0V
TP601
(GND)
RF&SERVO AMP
2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 2.4V 4.8V 1.7V 0V 0V 2.4V 2.4V
A
D
E
F
KICK
TRD
TVD
TRV
TRV
TVD
ECM
ECS
KICK
TRD
FOD
FBAL
TBAL
FE
TE
RFENV
VDET
OFT
TRCRS
RFDET
BDO
LDON
ARF
TBAL
FBAL
FE
TE
RFENV
TRCRS
VDET
DIGITAL SERVO
&
DIGITAL SIGNAL
PROCESSOR
DG
SUBQ
SQCK
STAT
XRST
DG
MCLK
MDATA
MLD
REST
SAFETY
TO MAIN SECTION TO B-1 on page 2-7 or 2-8
TP602
(ARF)
DG
MG
+B
L
AG
R
TO MAIN SECTION
TO A-2 on page 2-7 or 2-8
16.9344MHZ
NOTES
1. VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER.
2.UNLESS OTHERWISE SPECIFIED,RESISTORS ARE 1/6W +/-5%
ALL RESISTANCE VALUES ARE IN OHM( )
ALL CAPACITORS ARE CERAMIC CAPACITOR OR MYLAR CAPACITOR.
ALL CAPACITANCE VALUES ARE IN uF(P=pF).
ALL E.CAPACITORS ARE SHOWN IN THE FORM OF CAPACITANCE
CARBON RESISTOR.
(uF)/RATED VOLTAGE (V).
A
D
F
E
F+
T+
T-
F-
MLD
MDATA
MCLK
SQCK SUBQ
STAT
XRST
C632
100/10
A
2K
1
14
2
15
3
4
5
6
7
8
9
10
11
12
13
B
F
C
D
K
E
MD
LD
VR
G
F+
T+
F-
T-
1
2
3
4
56
7
8
9
10
VR001
FOCUS COIL
TRACKING COIL
1
C001
HDU-100
P001
HQMV7102-015
HQ100008
PICKUP ASS'Y
OPTIMA-7B
470K
C696
100P
C699
100P
C697
100P
0.0082
2.2K
0.022
C641
R697
R696
C640
100uH
L602
CD amplifire circuit

6
5
4
3
2
1
BCDEFGH I JA
7
RC-BZ5LB/BZ5RD
RC-BZ6BU
2-6
AM SIGNAL
FM SIGNAL
RADIO MAIN SIGNAL
CF1
QAX0403-001
T2(AM IF)
QAX0540-001
CF3
QAX0538-001Z
X1
QAX0402-001
D1.2 SVC203SPA-JVKV1370N
D1 D2
D8
SVC344
BP1 QQR0768-001Z
L1
QQR0772-001
L4
QQR0723-001
L12
QQR0756-001
D5
D6
L2
QQR0769-001
C52
0.001
C3
3.9P
C6
0.01
C13
0.022
C9 12P
R7
100K
R2
47K
R1
100K R9
4.7K
C16
0.01
C32
0.01
XT
1
NC
2
CE
3
DI
4
CLOCK
5
D01
6
FM ST
7
AM/FM
8
NC
9
NC
10
NC
11 IF IN 12
IF CONT 13
NC 14
AM IN 15
FM IN 16
VCC 17
PD 18
LPF IN 19
LPF OUT 20
GND 21
XT 22
VCO STOP
IC2
LC72136N
GND1
1
FM RF IN
2
AM LOW CUT
3
MIX OUT
4
VCC2
5
AM IF IN
6
FM IF IN
7
GND 2
8
AGC
9
QUAD
10
R-CH OUT
11
L-CH OUT
12 LPF2 13
LPF1 14
MPX IN 15
DET OUT 16
IF REQ 17
ST LED 18
OSC OUT 19
AM OSC 20
FM OSC 21
AM RF IN 22
VCC1 23
FM RF OUT 24
IC1
TA2104AN
C36
4.7/50
C42
0.047
C38
0.01
R32
3.3K
R38
100
R33
330
R30
18K
C47
0.015
C48
0.015
C49
0.1/50
C50
0.1/50
R35
27K
R36
27K
R49
18K
R50
18K
C33
100/10
D12
IN4001
R60 1K
R59
1K
R61
1K
C63 0.001
C62 12P
C64
12P
L7
QQL231K-221
C60
0.001
C65
0.001
C37
0.001
C69 0.0022
C61
100/10 C70
2.2/50
C71
10/16
R52
10K R44
2.2K
R55
2.2K
R56 3.3K
R54
2.2K
R57 1K
R3 27
R24
680
C31
0.001
R48 1K
R25
1K
R64 1K
C51
330P
C41
4.7/50
C45
0.1/50
L3 VQB008M-506T
R20
22K
TC2 QAT7002-200Z
C22
430P C23
12P
C21
0.047
R13
100K
K1
QR0779-001Z
R18
1K
R37
56
TO ROD.ANT
TP1
FM GND
TP2
(FM RF)
CC
CH
CH
(FM OSC)
BAR ANT
CC
PP
CH
(MW OSC)
FM RF/IF/EDT/MPX AM RF/IF/DET
CC
(FM IF)
CC
CC
ANT GND
GND
TUR
TUL
TUSW6V
MPX
SDATA
SCK
TUST
TO MAIN SECTION
PLL
PIN NO.
IC1
IC2
PIN NO.
IC1
IC2
FM NO SIGNAL
FM 60dB STEREO
AM NO SIGNAL
FM NO SIGNAL
FM NO SIGNAL
FM 60dB STEREO
AM NO SIGNAL
FM NO SIGNAL
123456789101112
0.8
0.8
0
2.4
13
4.4
4.4
4.5
3.6 0.1
0
3.6
3.6
14
0
0
0
00.7
0.7
0.3
0
15
3.6
3.6
0
0
1.1
1.9
1.3
5.0
16
1.5
1.4
1.4
2.5 5.0
1.4
1.6
1.4
17
5.0
5.0
5.0
5.0 5.0
5.0
5.0
5.0
5.0
5.0
18
3.6
3.6
3.6
1.0 1.0
4.1
4.0
4.0
19
3.6
4.0
0
0
0
3.6
20
5.0
5.0
5.0
0.8 0
5.0
5.0
5.0
21
0.1
4.1
3.6
3.6 5.0
5.0
4.3
0.1
22
5.0
5.0
5.0
2.3
1.6
1.6
1.6
0.1
23
5.0
5.0
5.0
5.0
5.0
5.0
24
1.5
1.5
1.5
0
NOTES
1. VOLTAGES OF THE TABLE ARE DC-MEASURED WITH A DIGITAL VOLT METER.
2. ALL RESISTORS ARE 1/6W +/-5% CARBON RESISTOR.
3.ALL RESISTANCE VALUES ARE IN OHM
4. ALL CAPACITANCE VALUES ARE IN uF(P=pF).
5. ALL E.CAPACITORS ARE SHOWN IN THE FORM OF CAPACITANCE (uF)/RATED VOLTAGE(V).
6. ALL INDUCTANCE VALUES ARE IN uH(m=mH).
7. SI.DIODES( ) ARE ALL 1SS133T
C35
0.1/50
(FM IF)
ZD1
MTZJ3.08
C43
0.1/50
C44
1/50
Q1
2SC2668/0/-T
R42 47K
L10
QQL231K-4R7Y
R63
47K
R4 47K
C77
0.001
C7
0.001
R47
22
C40 0.01
R31 100K
R39 120
J/C/B/E/EN/U/UP/US/UT/UX/UY/UZ
Tuner circuit
TO A-5 on page 2-7 or 2-8TO C-1 on page 2-7 or 2-8

6
5
4
3
2
1
BCDEFGH I JA
7
RC-BZ5LB/BZ5RD
RC-BZ6BU
2-7
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
RADIO MAIN SIGNAL
CD SIGNAL
TAPE PB SIGNAL
TAPE REC SIGNAL
1 2 3 4 5 6 7 8 9
10 11 12 13
T.S.D
STANDBY
SW
BIAS CIRCUI
--
++
IC302
LA4597K
J301
HSJ2000-01-010
D305 1SS133-T2
C350
4.7/50
D302
DTA114ES-T
Q201
2SC2001/LK/-T
Q101 2SC2001/LK/-T
C122
100/16
C222
100/16
C223 1000/16 C123 1000/16
C120
100/16
C320
220/16
C319
10/25
C220
100/16
C318
6800/25
C224
0.1
C124
0.1
C119
0.47/50
C219
0.47/50
R122
2.2
R222
2.2
D303
R121
82
R221
82
R123
100
R223
100
C121
220P
C221
220P
1
2
3
4
CN309
QGA2501C4-04
R-CH
L-CH
1
2
3
4
LE10010-005A
D912
IN4001
R917
22
R224
2.2K
R124
2.2K
R119 100K
R219 100K
C208 1/50
C108 1/50
C103
22/16
C306
100/10
C203
22/16
C207 4.7/50
C357 22/16
C304 47/10
C305 22/16
C104
0.039
C101 0.001
C155
180P
C303
150P
C130
220P
C331
0.001
C308
180P
C230
220P
C201 0.001
C102
0.0056
C204
0.039
R107
82
R104
3.3K
R106
39K
R108 15K
R207 82
R206
39K
R204
3.3K
R208 15K
R317 10K
R318 100
R304 10K
C309 0.0018
R360 10K
R371
10K
C107 4.7/50
1
2
3
4
CN301 DGA2501C4-04
1
2
3
4
R/P HEAD
MS15R-AA2N1
R361 470K
AGC
1
PBO1
2
PBNF1
3
REC1
4
PBIN1
5
VREF
6
VSS
7
PBIN2
8
REC2
9
PBNF2
10
PBO2
11
MICNF
12
RAIN1 24
MICSEL 23
CDIN2 16
CDIN1 22
SEL 17
P/R 21
OUT1 20
VCC 19
OUT2 18
TAPE 15
RAIN2 14
MICIN 13
IC301 TA2068N
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
CN304
QGF1212C1-17
8.3V
6.8V
0.7V
2.1V
5.7V
0V
5.0V
4.6V
5.1V
4.8V
5.0V
5.1V
0.1V
5.1V
5.0V
0V
0V
SW8V
CD+B
FCD
AC/DC
TAPE
REC
SAFETY
REST
MLD
MDATA
MCLK
DG
XRST
STAT
SQCK
SUBQ
DG
0.9V 0V 0V
1.1V
0V 0V
5.0V
0V 5.1V 3.1V 5.9V 0V
AHB
SDATA
TUST
SCK
MPX
POUT
VOLCK
FTU
VOLDATA
DG
BUC
SMUTE
US6V
C202
0.0056
C255
180P
Q304
2SA1015/YG/-T
R303 4.7M
Q311
2SC2001/LK/-T
Q312
2SC2001/LK/-T
Q313
2SC2001/LK/-T
Q315
2SC2458/YG/-T
Q303 2SC2458/YG/-T Q317 2SC2458/YG/-T
R305
1.8K
R306
1.8K
R302
10K
R307 3.3K
R316
3.3K
R313 12 R372 3.3K
R311
100
R310 12K
R134
3.9K
C310
0.0018
1
2
34
5
6
T301
DH-812320
C315 0.0047
C312 0.0068
R234
3.9K
R312 430
S303
SK-23E01-G9
C313 47/10
1
2 3
CN301
DGA2501C4-03
R237 6.8K
R137 6.8K
D307
D917
R356
10K
C709
2200/5.3
Q316
2SA1015/YG/-T
Q306
8550D
Q901
25B772/QP/
Q908
2SB772/QP/
Q906
B550D(OR 8550C)
Q903
8550D (OR 8550C)
Q902
2SC2458/YG/-T
Q907
Q904
Q909
Q911
Q305
DTC114ESA-T
D914
D915
D906
D905
D910
D911
D907
D995
D908D909
ZD904 MTZJ5.6B
ZD903 MTZJ6.2B
R321
5.6K
R332
10K
R901
4.7K
R903
100
R902
56K
R904
820
R910
100K
R914
4.7
R912
1K
R911
4.7K
R913
5.6K
R909
1K
R908
3.3K
R907
1K
R906
56K
R919
56K
R920
4.7K
R915
100
R916
820
C322
1000P
C905 0.01 C906 0.01
C913 0.01
C912
0.01
C908 0.01
ZD905 MTZJ7.5C
C353
10/16
C914 220/10
C916 47/10
C911
22/16
C909
4.7/50
C910 220/10
R922 10K
C915 100/10
1 2 3
FW301
1 2
3
(TID-X03P-M1)
Q318
DTA143ES-T
Q310
DTA143ES-T
Q308
DTC143ES-T
Q309
R328
10K
R373
100
C354
220/10
1
2
3
4
5
6
1
2
3
4
5
6
CN308
QG42501C4-06
D918
REC SW
LEAF SW
LEAF SW
M
- +
1 2 3
CN306 TTL25L-003
1
2
3
FW905
1
2
3
1
2
3
CN307
5268-03A
C902 0.022
C904 0.022
C901 0.022 C903 0.022
D903
IN5401-TNC
D902
IN5401-TN
D901
IN5401-TN
D904
IN5401-TN
R999 330
POWER CORD
F902 *
R320
5.6K
ANTGND
GND
TUL
TUSW6V
TUR
TO TUNER SECTION TO J-2 on page 2-6
(5.5V)
5.1V
(0V)
3.1V
(5.3V)
OR
KTC3203(DY)
0V
0V
0.7V
(0V)
(0V)
0.7V
0V
0V
11.1V
6.1V 0V 5.1V
11.1V 12.2V
1.2V
0V 12.0V 0V 12.2V 0V 1.2V
POWER AMP
HP JACK
GND
R
GND
L
0V
0.4V
0V
0.4V
(TXLP-04P-M1)
SPEAKER
R
L
(TIP-X04P-82)
2.3V
2.3V
2.3V
0V
GND
MG E.HEAD
PH-K380-MS1-6A
BIAS
NOTES
1. VOLTAGES ARE DC-MEASURED WITH A DEGITAL
VOLT METER OR OSCILLOSCOPE WITHOUT
CONDITION--- CD STOP MODE AT DC SUPLLY
( )IS INVERT MODE SOUND FLAT AHB.ON
2. UNLESS ( )THEAWISE SPECIFIED.RESISTORS
ARE 1/6W 15% CARBON RESISTOR.
ALL RESISTANCE VALUCE ARE IN OHM(s)
ALL CAPACITORS ARE CERAMIC CAPACITOR OR
MYLAR CAPACITOR
ALL CAPACITANCE VALUES ARE IN uF(P=pF)
ALL INDUCTANCE VALUES ARE IN uH(m=mH)
INPUT SIGNAL.
ALL E.CAPACITORS ARE SHOWN IN THE FORM
OF CAPACITANCE (uF)/RATEO VOLTAGE (V)
ALL DIODES ARE 1SS133-T2
ALL NPN TRANSISTORS ARE 2SC2458/YG/-T
TP301
2.0V
2.3V
2.3V
2.3V
2.3V
0V
2.0V
2.3V
2.3V
2.3V
2.3V
0V 2.0V
0V
2.0V
0V
2.0V
7.4V
2.0V
0V
2.0V
0V
2.0V
2.0V
BIAS OSC
2.8V
(0V)
2.8V
(0V)
2.3V
0V
0V
2.3V
(3.1V)
0V
2.3V
(3.1V)
(0.1V)
2.8V
(0V)
(3.8V)
8.1V
(2.3V)
0V
(0.7V)
0V
(0.2V)
0.7V
(0V)
0V
(TIP-X03P-52)
TO CD SECTION TO G-1 on page 2-5
TO U-COM TO A-7 on page 2-3
CDR
GND
CDL
CD+B
MG
DG
TO CD SECTION
TO J-6 on page 2-5
DG SUBQ SQCK STAT XRST DG MCLK MDATA MLD PEST SAFETY
MPX SCK TUST SDATA
TO TUNER SECTION
TO J-2 on page 2-6 TO U-COM
TO D-7 on page 2-3
5.3V 5.3V
5.3V
(0.7V)
4.6V (4.7V)
0V
(5.2V)
5.3V (4.5V)
0V
(5.8V)
5.9V
5.9V
(5.1V)(OR 8550C)
(5.8V)
TAPE SW
R/P SYSTEM
TU SWITCH
5.9V
(0V)
0V
(2.8V)
0V
SW8V REG
8.3V 12.2V
11.6V
7.5V
5.9V
CD REG
6.8V
(1.6V) 12.2V
11.6V
(11.7V)
6.0V
(2.4V)
(2.0V)
5.5V
0V
0V
0.7V
(0V)
(2.0V)
POWER SW
12.2V
12.2V
(0.7V)
11.5V
(12.2V)
0.7V
(0V)
0.1V
(12.2V)
0V
US6V REG
5.9V 12.1V
11.5V
5.2V
4.6V
L901 QQL25CK-330Z
0V
0V
(4.5V)
0.7V
(0V)
0V
0V(3.5V)
2.9V
(0V)
2.9V
(0V)
2.9V
(4V)
GND
PLAY
GND
SW8V
US6V
REC
0V
5.7V
0V
8.3V
4.5V
0V
(TIP-X06P-82)
PLAY
AC/DC
G
VCC
VMK1474 C
DC 12 V
VMW1474 A
1 2 3 4 5 6 7 8 9 10 11 12
CN303
QGF1212C1-12
1 2 3 4 5
FW302
12345
CN702
TIP-X05P-82
R231
18K
R227
3.3K
R127
3.3K R131
18K
R225
10K R133
1.8K
R233
1.8K
R135
47K
R132
10K
R232
10K
R125
10K
R235
47K
C232
0.47/50
C133
47/10
C233
47/10
C132
0.47/50
C114 4.7/50
C214 4.7/50
C256
0.0082
C156
0.0082
C157
0.15
C257
0.15
Q212
Q112
Q111 Q211
50K(A)
50K(A)RCH IN
LCH IN GND RCH OUT LCH OUT
VMW2422
VR302
DVQO121-A54
5.2V
SMUTE DRIVE
TRE
BASS
C105
3.3/50
C205
3.3/50
J9
*
F903
3A/250V
T9 *
3A/250V
2.1V
0V
12.2V
BEAT CUT
TP302
(0.9V)
(11.7V)
(0.7V)
(0.9V)
FR
3.3M R998
J / C
Amplifier circuit (RC-BZ5LB/BZ5RD only)

6
5
4
3
2
1
BCDEFGH I JA
7
RC-BZ5LB/BZ5RD
RC-BZ6BU
2-8
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
RADIO MAIN SIGNAL
CD SIGNAL
TAPE PB SIGNAL
TAPE REC SIGNAL
REF
1
LCHIN
2
SIMIN1
3
SIMOUT1
4
BASS1
5
TRE1
6
LCHOUT
7
OGND
8
SDA
9
SCL
10 RESET 11
OVDD 12 AGND 13
RCHOUT 14
TRE2 15
BASS2 16
SIMOUT2 17
SIMIN2 18
RCMTH 19
VCC 20
IC303 M62420SP-700
1 2 3
GND
4
5 6 7
VCC
8
4.0V 4.0V 4.0V 4.0V 4.0V 0V 8.0V 4.0V
++
--
IC304
BA15218N OR NJM455OL
1 2 3 4 5 6 7 8 9
10 11 12 13
T.S.D
STANDBY
SW
BIAS CIRCUI
--
++
IC302
LA4597K
J301
HSJ2000-01-010
R319
100 R201
3K
R236
2.7K
R202
1K
R322
100K
R103 1.8K
R116
1K
R329 4.7K
R330 4.7K
R101 3K R136 2.7K
R102
1K
R331 100
R308 5.6K
R309 5.6K
R203 1.8K R216 1K
C213
0.022
C212
0.47
C234
0.0056
C324 0.001
C210
0.082
C209
0.082
C211 0.0068
C111
0.0068
C113
0.022
C112
0.47
C134
0.0056
C325
100/10
C217
1/50
C321 100/10
C117
1/50
C115
0.1/50
C323 100/10
C215
0.1/50
C110
0.082
C109
0.082
R210
1.8K
R110
1.8K
R209 1.8K
R109 1.8K
R211
5.6K
R111
5.6K
R212
220K
R112
220K
Q203 2SC3330/ST/-T
Q103
2SC3330/ST/-T
R323 2.2K
R113 220K
R213 220K
R214 15K R114 15K
R117 10K
R217 10K
C214 22/16 C114 22/16
C327 100/10 C325 100/10
ZD302
UZ4.3858-T2
D304
D305 1SS133-T2
C350
4.7/50
D302
DTA114ES-T
Q201
2SC2001/LK/-T
Q101 2SC2001/LK/-T
R315
100
C122
100/16
C222
100/16
C225 22/16
C223 2200/16 C123 2200/16 C125 22/16
C120
100/16
C320
220/16
C319
10/25
C220
100/16
C318
6800/25
C224
0.1
C124
0.1
C119
0.47/50
C219
0.47/50
R122
2.2
R222
2.2
D303
R121
82
R221
82
R123
100
R223
100
C121
220P
C221
220P
R220 18K
R120 18K
1
2
3
4
CN309
QGA2501C4-04
R-CH
L-CH
1
2
3
4
LE10010-005A
D912
IN4001
R917
22
R224
2.2K
R124
2.2K
R119 100K
R219 100K
C329
0.1/50
C328
1/50
R374
100K
R327
6.8K
D301
C330
4.7/50
C208 1/50
C108 1/50
C103
22/16
C306
47/10
C203
22/16
C207 4.7/50
C357 22/16
C304 47/10
C305 22/16
C104
0.039
C101 0.001
C155
180P
C303
150P
C130
220P
C331
0.001
C308
180P
C230
220P
C201 0.001
C102
0.0056
C204
0.039
R107
82
R104
3.3K
R106
82K
R108 15K
R207 82
R206
82K
R204
3.3K
R208 15K
R317 10K
R318 100
R304 10K
C309 0.0018
R360 10K
R371
10K
C107 4.7/50
1
2
3
4
CN301 DGA2501C4-04
1
2
3
4
R/P HEAD
RC-889
R361 470K
AGC
1
PBO1
2
PBNF1
3
REC1
4
PBIN1
5
VREF
6
VSS
7
PBIN2
8
REC2
9
PBNF2
10
PBO2
11
MICNF
12
RAIN1 24
MICSEL 23
CDIN2 16
CDIN1 22
SEL 17
P/R 21
OUT1 20
VCC 19
OUT2 18
TAPE 15
RAIN2 14
MICIN 13
IC301 TA2068N
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
CN304
QGF1212C1-17
8.3V
6.8V
0.7V
2.1V
5.7V
0V
5.0V
4.6V
5.1V
4.8V
5.0V
5.1V
0.1V
5.1V
5.0V
0V
0V
SW8V
CD+B
FCD
AC/DC
TAPE
REC
SAFETY
REST
MLD
MDATA
MCLK
DG
XRST
STAT
SQCK
SUBQ
DG
0.9V
0V 0V
1.1V 5.0V
0V
5.0V
0V 5.1V 3.1V
5.9V
1 2 3 4 5 6 7 8 9 10 11 12 13
CN303
QGF1212C1-13
0V 0V
AHB
SDATA
TUST
SCK
MPX
POUT
VOLCK
FTU
VOLDATA
DG
BUC
SMUTE
US6V
C202
0.0056
C255
180P
Q304
2SA1015/YG/-T
R303 4.7M
Q311
2SC2001/LK/-T
Q312
2SC2001/LK/-T
Q313
2SC2001/LK/-T
Q315
2SC2458/YG/-T
Q303 2SC2458/YG/-T Q317 2SC2458/YG/-T
R305
1.8K
R306
1.8K
R302
10K
R307 3.3K
R316
3.3K
R313 12 R372 3.3K
R311
100
R310 12K
R134
3.9K
C310
0.0018
1
2
34
5
6
T301
DH-812320
C315 0.0047
C312 0.0068
R234
3.9K
R312 330
S303
SK-23E01-G9
C313 47/10
1
2 3
CN301
DGA2501C4-03
R237 6.8K
R137 6.8K
D917
D307
R356
10K
C709
2200/5.3
Q316
2SA1015/YG/-T
Q306
8550D
Q901
2SB772/QP/
Q908
2SB772/QP/
Q906
B550D(OR 8550C)
Q903
8550D (OR 8550C)
Q902
2SC2458/YG/-T
Q907
Q904
Q909
Q911
Q305
DTC114ESA-T
D914
D915
D906
D905
D910
D911
D907
D995
D908D909
ZD904 MTZJ5.6B
ZD903 MTZJ6.2B
R321
5.6K
R332
10K
R901
4.7K
R903
100
R902
56K
R904
820
R910
100K
R914
4.7
R912
1K
R911
4.7K
R913
5.6K
R909
1K
R908
3.3K
R907
1K
R906
56K
R919
56K
R920
4.7K
R915
100
R916
820
C322
1000P
C905 0.01 C906 0.01
C913 0.01
C912
0.01
C908 0.01
ZD905 MTZJ7.5C
C353
10/16
C914 220/10
C916 47/10
C911
22/16
C909
4.7/50
C910 220/10
R922 10K
C915 100/10
1 2 3
FW301
1 2
3
(TID-X03P-M1)
Q318
DTA143ES-T
Q310
DTA143ES-T
Q308
DTC143ES-T
Q309
R328
10K
R373
100
C354
220/10
1
2
3
4
5
6
1
2
3
4
5
6
CN308
QG42501C4-06
D918
REC SW
LEAF SW
LEAF SW
M
- +
1 2 3
CN306 TTL25L-003
1
2
3
FW905
1
2
3
1
2
3
CN307
5268-03A
C902 0.022
C904 0.022
C901 0.022 C903 0.022
D903
IN5401-TNC
D902
IN5401-TN
D901
IN5401-TN
D904
IN5401-TN
R999 330
POWER CODE
J9
*
F902
*
F903
R320
5.6K
ANTGND
GND
TUL
TUSW6V
TUR
TO TUNER SECTION TO J-2 on page 2-6
4.1V
4.1V 4.1V 4.1V 4.1V 4.1V 4.1V
0V
5.0V
5.0V 5.2V
5.2V
0V
4.1V
4.1V 4.1V 4.1V 4.1V 4.1V
7.5V
VOL TONE
BASS BOOST
0V
0V
0V
0V
0V
0V(0.6V)
5.2V
(5.5V)
5.1V(0V)
3.1V (5.3V)
OR
KTC3203(DY)
0V
0V
0.7V
(0V)
(0V)
0.7V
0V
0V
11.1V
6.1V 0V 5.1V
11.1V 12.2V
1.2V
0V 12.0V 0V 12.2V 0V 1.2V
POWER AMP
HP JACK
GND
R
GND
L
0V
0.4V
0V
0.4V
(TXLP-04P-M1)
SPEAKER
R
L
(TIP-X04P-82)
2.3V
2.3V
2.3V
0V
GND
MG E.HEAD
EM-1636
BIAS
BEAT 1 75K
BEAT 2 72.5K
BEAT 3 75K
NOTES
1. VOLTAGES ARE DC-MEASURED WITH A DEGITAL
VOLT METER OR OSCILLOSCOPE WITHOUT
CONDITION--- CD STOP MODE AT DC SUPLLY
( )IS INVERT MODE SOUND FLAT AHB.ON
2. UNLESS OTHERWISE SPECIFIED.RESISTORS
ARE 1/6W 15% CARBON RESISTOR.
ALL RESISTANCE VALUCE ARE IN OHM(s)
ALL CAPACITORS ARE CERAMIC CAPACITOR OR
MYLAR CAPACITOR
ALL CAPACITANCE VALUES ARE IN uF(P=pF)
ALL INDUCTANCE VALUES ARE IN uH(m=mH)
INPUT SIGNAL.
ALL E.CAPACITORS ARE SHOWN IN THE FORM
OF CAPACITANCE (uF)/RATEO VOLTAGE (V)
ALL DIODES ARE 1SS133-T2
ALL NPN TRANSISTORS ARE 2SC2458/YG/-T
TP301
2.0V
2.3V
2.3V
2.3V
2.3V
0V
2.0V
2.3V
2.3V
2.3V
2.3V
0V 2.0V
0V
2.0V
0V
2.0V
7.4V
2.0V
0V
2.0V
0V
2.0V
2.0V
BIAS OSC
2.8V
(0V)
2.8V
(0V)
2.3V
0V
0V
2.3V
(3.1V)
0V
2.3V
(3.1V)
(0.1V)
2.8V
(0V)
(3.8V)
8.1V
(2.3V)
0V
(0.7V)
0V
(0.2V)
0.7V
(0V)
0V
(TIP-X03P-52)
TO CD SECTION TO G-1 on page 2-5
TO U-COM TO A-7 on page 2-4
CDR
GND
CDL
CD+B
MG
DG
TO CD SECTION
TO J-6 on page 2-5
DG SUBQ SQCK STAT XRST DG MCLK MDATA MLD PEST SAFETY
MPX SCK TUST SDATA
TO TUNER SECTION
TO J-2 on page 2-6 TO U-COM
TO D-7 on page 2-4
5.3V 5.3V
5.3V
(0.7V)
4.6V (4.7V)
0V
(5.2V)
5.3V (4.5V)
0V
(5.8V)
5.9V
5.9V
(5.1V)(OR 8550C)
(5.8V)
TAPE SW
R/P SYSTEM
TU SWITCH
5.9V
(0V)
0V
(2.8V)
0V
SW8V REG
6.3V 12.2V
11.6V
7.5V
5.9V
CD REG
6.8V
(1.6V) 12.2V
11.6V
(11.7V)
6.0V
(2.4V)
(2.0V)
5.5V
0V
0V
0.7V
(0V)
(2.0V)
POWER SW
12.2V
12.2V
(0.7V)
11.5V
(12.2V)
0.7V
(0V)
0.1V
(12.2V)
0V
US6V REG
5.9V 12.1V
11.5V
5.2V
4.6V
L901 QQL25CK-330Z
0V
0V
(4.5V)
0.7V
(0V)
0V
0V(3.5V)
2.9V
(0V)
2.9V
(0V)
2.9V
(4.0V)
GND
PLAY
GND
SW8V
US6V
REC
0V
5.7V
0V
8.3V
4.5V
0V
(TIP-X06P-82)
PLAY
AC/DC
G
VCC
VMK1474 C
DC 12 V
3A/250V
VMW1474 A
T9 *
(0.6V)
SMUTE DRIVE
(0V)
(0V)
(0V)
(0V)
2.1V
0V
12.2V
VOLDATA
VOLCK
BEAT CUT
TP302
(0V)
(0.9V)
(11.7V)
(0.6V)
(0.7V)
FR
(0V)
(0V)
(0V)
(0V)
3A/250V
3.3M R998
J / C
Amplifier circuit (RC-BZ6BU only)

6
5
4
3
2
1
BCDEFGH I JA
7
RC-BZ5LB/BZ5RD
RC-BZ6BU
2-9
Printed circuit boards
Main board Block No. 01

6
5
4
3
2
1
BCDEFGH I JA
7
RC-BZ5LB/BZ5RD
RC-BZ6BU
2-10
System CPU board (RC-BZ5LB/BZ5RD) Block No.02 System CPU board (RC-BZ6BU) Block No.02