Sony CFD-ZW700 / CFD-ZW705 / CFD-ZW750 / CFD-ZW770 Service Manual ▷ View online
– 53 –
IC302 CXA1352AS
IC803 M62354P
12
11
10
9
8
7
6
5
4
3
2
1
13
14
15
16
17
BIAS
400Hz
100Hz
BAL
VOL
DC1
4KHz
1KHz
DVCC
10KHz
DC2
IN2
VCC
LINE
OUT2
OUT2
(FIX)
OUT2
(VARIABLE)
VG
IN1
GND
LINE
OUT1
OUT1
(FIX)
OUT1
(VARIABLE)
ISET
CONTROL
18
20
21
22
19
14dB
20dB
20dB
14dB
GRAPHIC EQUALIZER
GRAPHIC EQUALIZER
VCC
VDD
A05
A06
A04
A03
VSS
DO
LD
CLK
DI
A01
A02
GND
ADDRESS
DECODER
DECODER
12
13
14
11
10
5
4
3
2
1
6
7
CH2
8 BIT
R-2R+SEGMENT
D-A CONVERTOR
8 BIT
LATCH
CH1
8 BIT
R-2R+SEGMENT
D-A CONVERTOR
8 BIT
LATCH
9
8
CH3
8 BIT
R-2R+SEGMENT
D-A CONVERTOR
8 BIT
LATCH
CH4
8 BIT
R-2R+SEGMENT
D-A CONVERTOR
8 BIT
LATCH
CH5
8 BIT
R-2R+SEGMENT
D-A CONVERTOR
8 BIT
LATCH
CH6
8 BIT
R-2R+SEGMENT
D-A CONVERTOR
8 BIT
LATCH
D8-D11
D0-D7
12BIT SHIFT REGISTER
– 54 –
IC1 TA2104AN
IC2 LC72137-D
IC301 BA3426AS
AGC
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
28
27
26
25
24
23
22
21
20
19
18
17
REC EQ
REC EQ
LOGIC
B-L
B-R
TR-B
TR-C
TAPE-MODE
FNC
REC-EQ-L
REC-EQ-R
REC-NF-L
REC-NF-R
LPF-L
LPF-R
AGC
BIAS
GND
VCC
A-L
TAPE-NF-L
TAPE-O-L
A-R
TAPE-NF-R
TAPE-O-R
MIC/HS
MIC-NF
MIC-IN
RADIO-IN-L
RADIO-IN-R
CD-IN-L
CD-IN-R
LINE-OUT-L
LINE-OUT-R
BIAS-IN
29
GND1
3
2
1
IF REQ
AM
MIX
FM RF IN
AM LOW OUT
5
4
MIX OUT
VCC2
AF IF IN
8
7
6
FM IF IN
GND2
10
9
AGC
QUAD
12
11
R OUT
L OUT
FM RF OUT
22
23
24
20
21
17
18
19
15
16
13
14
AM RF OUT
VCC1
FM OSC
ST IND
OSC OUT
AM OSC
IF OUT
LPF2/MO-ST
MPX IN
DET OUT
LPF1/BAND
FM
MIX
FM
OSC
LEVEL
DET
AM
DET
MUTE
FM
DET
ST/MO
FM/AM
AM
OSC
AGC
SW
ST
1/8
BUFF
BUFF
DIVIDE
DECODE
VCO
IF BUFF
AF BUFF
AF
FM RF
AM IF
FM IF
12
11
10
9
8
7
6
5
4
3
2
1
13
14
15
16
17
20
21
UNLOCK
DETECTOR
POWER ON
RESET
UNIVERSAL
COUNTER
CCB
I/F
NC
CE
DI
CL
DO
XOUT
22 NC
AOUT
XIN
AIN
PD
VSS
VDD
B04
FMIN
AMIN
B01
B02
B03
I01
I02
IFIN
PHASE
DETECTOR
CHARGE
PUMP
REFERENCE
DIVIDER
SWALLOW
COUNTER
1/16,1/17
4BITS
12BITS
PROGRAMMABLE
DIVIDER
DATA SHIFT REGISTER
LATCH
1/2
18
19
– 55 –
SECTION 6
EXPLODED VIEWS
NOTE:
• The mechanical parts with no reference
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Accessories and hardware (# mark) list are
given in the last of this parts list.
Ref. No.
Part No.
Description
Remark
6-1. REAR CABINET SECTION
Ref. No.
Part No.
Description
Remark
1
3-031-134-01 CABINET (REAR) (ZW770:US)
1
3-031-134-11 CABINET (REAR) (ZW770:Canadian)
1
3-031-134-41 CABINET (REAR) (ZW750:US)
1
3-031-134-51 CABINET (REAR) (ZW750:Canadian)
2
3-031-182-01 RUBBER
3
3-031-183-01 TERMINAL, ANTENNA
* 4
1-672-183-11 BACK UP BOARD (ZW770)
* 4
1-672-800-11 BACK UP BOARD (ZW750)
* 5
1-672-180-11 POWER BOARD (ZW770)
* 5
1-672-802-11 POWER BOARD (ZW750)
6
3-031-138-01 HANDLE
7
3-918-472-11 LID, BATTERY CASE
* 8
1-672-176-11 BATTERY BOARD (ZW770)
* 8
1-672-797-11 BATTERY BOARD (ZW750)
9
3-031-172-01 SPRING, BACK UP
10
3-031-171-01 SPRING (–), BATTERY
11
3-032-886-01 SPRING, BATTERY TERMINAL COIL
12
4-981-789-11 BRACKET (2), YOKE
ANT1
1-501-383-21 ANTENNA, TELESCOPIC
0 F901
1-576-107-11 FUSE (3.15A/125V) (ZW750)
0 F901
1-576-109-11 FUSE (5A/125V) (ZW770)
0 T901
1-433-545-11 TRANSFORMER, POWER
1
2
3
4
5
6
7
8
9
10
12
11
#1
#2
#1
#1
ANT1
F901
T901
#3
#3
#3
#3
#4
#4
#4
A
A
The components identified by
mark 0 or dotted line with mark.
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark.
0 are critical for safety.
Replace only with part number
specified.
Les composants identifiés par une
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
R
R
– 56 –
6-2. FRONT CABINET SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
X-3376-853-1 CABINET (FRONT) SUB ASSY (ZW750)
51
X-3376-857-1 CABINET (FRONT) SUB ASSY (ZW770)
52
3-031-182-01 RUBBER
53
3-033-111-01 HOLDER (B), CASSETTE
54
3-031-168-01 SPRING, CASSETTE
55
A-3320-870-A LID (B) SUB ASSY, CASSETTE
56
A-3320-868-A LID (A) SUB ASSY, CASSETTE
57
3-033-110-01 HOLDER (A), CASSETTE
58
3-031-156-01 KNOB (EQ)
59
X-3376-854-1 PLATE ASSY, ORNAMENTAL
60
3-031-145-01 KNOB (HI-SPEED)
61
3-031-144-01 PLAY (1), KNOB
62
3-031-147-01 KNOB (REW) (1)
63
3-031-146-01 KNOB (FF) (1)
64
3-031-148-01 KNOB (ST/EJ) (1)
65
3-031-149-01 KNOB (PAUSE) (1)
66
3-031-151-01 KNOB (REC)
67
3-031-150-01 KNOB (PLAY) (2)
68
3-031-153-01 KNOB (REW) (2)
69
3-031-152-01 KNOB (FF) (2)
70
3-031-154-01 KNOB (ST/EJ) (2)
71
3-031-155-01 KNOB (PAUSE) (2)
72
3-922-112-21 DAMPER
* 73
1-672-178-11 RECORD/PLAYBACK SWITCH BOARD (ZW770)
* 73
1-672-799-11 RECORD/PLAYBACK SWITCH BOARD (ZW750)
S303
1-771-646-11 SWITCH, LEAF (HIGH-SPEED DUBBING)
51
52
53
54
54
55
56
57
58
59
60
65
66
67
68
69
70
71
72
73
64
63
62
61
#3
#3
#3
#3
#8
#7
#3
#3
#5
S303
not supplied
not supplied
Click on the first or last page to see other CFD-ZW700 / CFD-ZW705 / CFD-ZW750 / CFD-ZW770 service manuals if exist.