Sony ZS-D55 (serv.man2) Service Manual ▷ View online
– 57 –
IC702 CXD2589Q
CLOCK
GENERATOR
OSC
PWM
ASYMMETRY
CORRECTOR
DIGITAL
PLL
SERVO
AUTO
SEQUENCER
EFM
DEMODULATOR
SUB CODE
PROCESSOR
TIMING
LOGIC
CPU
INTERLACE
ERROR
CORRECTOR
16K
RAM
D/A
INTERFACE
DIGITAL
OUT
DIGITAL
CLV
SERIAL-IN
INTERFACE
OVER SAMPLING
DIGITAL FILTER
3rd-ORDER
NOISE SHAPER
PWM
60
61
62
62
63
64
65
66
67
68
68
69
70
70
71
72
73
74
75
76
76
77
78
79
80
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
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
23
22
21
VSS
LMUTE
RMUTE
SQCK
SQSO
SENS
DATA
XLAT
CLOK
SEIN
CNIN
DATO
XLTO
CLKO
SPOA
SPOB
XLON
FOK
VDD
VSS
MDP
PWMI
TEST0
TES1
VPCO1
VCKI
V16M
VCTL
PCO
FILO
FILI
AVSS
CLTV
AVDD
RF
BIAS
ASYI
ASYO
LRCK
LRCKI
PCMD
PCMDI
BCK
BCKI
VSS
VDD
XUGF
XPCK
GFS
C2PO
XTSL
C4M
DOUT
EMPH
ENPHI
WFCK
SCOR
SBSO
EXCK
VSS
VDD
SYSM
AVSS
AVDD
AOUT1
AIN1
LOUT1
AVSS
XVDD
XTAI
XTAO
XVSS
AVSS
LOUT2
AIN2
AOUT2
AVDD
AVSS
XRST
VDD
– 58 –
IC790 BA6418N
3
4
5
6
7
9
1
8
T.S.D.
6.8K
20K
12K
20K
12K
6.8K
CONTROL LOGIC
DRIVER
GND
INPUT2
GND
NC
VCC
OUT1
GND
OUT2
INPUT1
2
IC703 BA6898FP
D
LEVEL SHIFT
27
28
26
25
24
23
2
1
3
4
5
6
7
8
9
10
11
12
13
14
LEVEL SHIFT
T. S. D.
REGULATOR, BIAS,
T. S. D. MONITOR
D
D
18
17
16
15
LEVEL SHIFT
D
22
D
D
LEVEL SHIFT
D
D
DRIVER
MUTE
VCC
21
20
19
VCC
GND
F-
F+
R+ FI
N
FIN
VREF
VCC
VCC
TIN
R+ TR
T-
T+
VREF
SPIN
SL-
SL+
SLIN
RST
REG –B
REGD
MUTE
GND
SPIN
R+ SP
SP-
SP+
GND
SPO
– 59 –
IC1 TA2149N
z
IC Block Diagrams (Tuner Section)
GND1
3
2
1
IF REQ
AM
MIX
FM RF IN
AM LOW CUT
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 IN
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
1/1OR
1/16
AGC
SW
ST
1/8
BUFF
BUFF
DIVIDE
DECODE
VCO
IF BUFF
AF BUFF
AF
FM RF
AM IF
FM IF
IC2 LC72137M-TLM
OCB
I/F
1
CE
2
DI
3
CL
4
DO
16
PD
VSS
15
VDD
14
13
MO/ST
20
X OUT
18
LP-OU
T
17
LP-IN
19
X IN
5
NUTE
6
MW/L
W
7
BAND
8
ST
-IND
9
BAND
DATA SHIFT REGISTER
LATCH
UNIVERSAL
CONTROLER
SWALLOW COUNTER
1/16. 1/17 4 BITS
12 BIT PROGRAMBLE
DIVIDER
UNLOCK
DETECTOR
PHASE DETECTOR
CHARGE PUMP
FILTER
REFERENCE
DIVIDER
POWER
ON
RESET
1/2
10
IF-IN
12
FM-IN
AM-IN
11
– 60 –
#3
#2
#2
#2
#2
#2
#2
#1
#1
#1
#1
#4
ANT1
#1
T901
1
2
3
4
5
6
F901
12
11
13
8
9
10
SECTION 7
EXPLODED VIEWS
NOTE :
• -XX, -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Items marked “ * ”are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference
number in the exploded views are not
supplied.
supplied.
• Hardware (# mark) list and accessories and
packing materials are given in the last of this
parts list.
parts list.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
7-1. REAR CABINET SECTION
The components identified by mark 0
or dotted line with mark 0 are critical
for safety.
Replace only with part number specified.
or dotted line with mark 0 are critical
for safety.
Replace only with part number specified.
1
3-046-554-01 ANTENNA, TERMINAL
* 2
1-678-266-11 BATT S BOARD
* 3
1-678-261-11 POWER BOARD
4
3-046-543-21 CABINET, REAR
5
3-046-548-01 HANDLE
6
3-047-896-01 BATTERY SPRING COVER
8
3-047-897-01 COVER WIRE
* 9
1-678-265-11 BATT L BOARD
10
3-389-436-31 LID,BATTERY CASE
* 11
1-678-275-11 P/T IN BOARD
* 12
1-678-276-11 P/T OUT BOARD
13
3-046-555-01 BATTERY (+.-), SPRING
ANT1
1-501-480-11 ANTENNA, TELESCOPIC
0 F901
1-532-505-51 FUSE (5AL/250V)
0 T901
1-435-552-11 TRANSFORMER, POWER
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