Sony XDR-S56DBP Service Manual ▷ View online
XDR-S56DBP
XDR-S56DBP
9
9
4-2. PRINTED WIRING BOARDS - MICRO COMPUTER Section -
•
: Uses unleaded solder.
• See page 7 for Circuit Boards Location.
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
R519
R516
C504
C503
R558
C502
R559
C514
R51
1
R510
R551
R550
R549
R556
JW503
JW504
R508
R507
R506
R532
R503
R548
R528
R557
R501
R502
C528
R534
R533
C526
R542
C515
R546
JW508
JW509
R515
C501
R520
R526
R529
R531
C505
R518
1
9
1
9
1
10
9
1
KR5
W502
KR6
S609
3
S608
2
S607
1
S603
PRESET/ENTER
S605
DAB/FM
SC
S606
AUTO TUNE
S604
TUNE MODE
S602
SLEEP
S610
HOLD
S601
S605
(ON OFF)
POWER
S505
(TUNE)
S504
KR7
KR4
HOLD
KS2
KS3
FLMDO
X501
X1
CLK
1 80
20
61
60
40 41
21
CPU+B
GND
RESET
W503
GND
RESET
RXD6
TXD6
COM+B
W501
JW506
SL1
SL2
GND
KS1
R562
R563
R563
R513
R514
LIGHT
S503
DSPL
S501
W502
CLOCK
S502
RESET
S515
R561
R555
R505
D504
D502
C529
IC502
R512
C531
C527
R553
R540
R543
R543
R522
R521
B C E
Q504
B C E
Q501
E C B
Q503
LCD501
LIQUID CRYSTAL DISPLAY
B C E
Q505
C523
R524
D501
(LCD BACK LIGHT)
R525
R547
C524
JW510
JW512
JW513
R545
R530
R566 R568
R554
R541
C521
C521
R560
R504
R504
JW502
JW501
IC501
JW505
R552
R523
R527
JW507
2
1
3
4
IC503
4
3
1
2
U
u
KEY BOARD
MICRO COMPUTER BOARD
1-884-724-
11
(11)
1-884-723-
11
(11)
A
MAIN BOARD W501
B
REG
BOARD
W503
OPEN: UK, Australian
SHORT: AEP
Note: IC501 on the MICRO COMPUTER board cannot
exchange with single. When this part is damaged,
exchange the complete mounted board.
exchange the complete mounted board.
XDR-S56DBP
XDR-S56DBP
10
10
IC B/D
IC B/D
IC B/D
DA I2S
14P
DA I2S
W101
MC2837
DA I2S
DA I2S
AUDIO R
AUDIO L
AUDIO GND
SIN
SOUT
SYS RESET
SPDIF
R506
R507
R508
R507
R508
R561
R549
R550
R551
R552
R550
R551
R552
R515
R513
R512
R512
R514
R556
R560
R559
R558
R558
S501
S502
S503
S504
S505
C514
C502
R516
C503
C504
R518
R562
R563
TP
TP
TP
TP
TP
TP
TP
TP
TP
TP
R525
R524
R519
10k
R523
R527
R526
C505
R530
R531
R529
R529
R543
C524
C523
R546
R545
R547
R553 R554
(UK, Australian)
C515
R540
R568
33k
R541
C521
R542
C527
R505
C501
IC502
PST8233UL
R548
R528
C528
R501
R555
R503
R504
R533
R534
R532
C529
C526
0.001
C531
R557
S601
S602
S603
S604
S605
S607
S608
S609
C1
D1
C301
C958
C959
C957
R302
IC951
C953
C952
R956
C954
C955
R959
Q953
Q952
R957
R958
IC302
C970
C951
J301
R901
J901
W751
R502
SP301
W501
Q501
S610
W502
W502
S515
X501
Q505
Q503
W752
W751
W752
D902
D901
D501
1L0341Y22C0TT001
IC503
PST8218UL
R510
R511
W501
IC501
AGC (S) -GAD-AX
R521
R522
R520
R203
R204
C203
JC1
R103
R104
C103
JC3
JC2
R207
R206
R208
R968
10k
R967
10k
R106
R107
R108
TC7S66FU (TE85R)
FB902
C974
R963
D952
B
C966
R962
JC8
0
JC7
0
C963
C961
C961
C973
C962
C962
W901
W901
LCD501
W503
R566
IC952
SL1
SL1
(UK)
SL2
CN1
IC301
TU1
ANT1
Q201
Q101
C109
C209
C104
R109
R209
C204
R212
R112
C111
C211
C211
R110
DB2S31100K8
DSC500100L
DSC500100L
DSC500100L
DSC500100L
DSA500100L
R210
C112
C212
R111
R211
W701
D903
FB901
D951
IC953
W503
D502 MC2838
RV301
RV301
C956
Q504
D504
UDZSUSTE-1713B
S606
JC9 0
JC6
0
JC5
0
DA2J10100L
UDZSUSTE-1713B
2SA1365-T112-1EF
RT6N140C-TP-1
RT6N140C-TP-1
4-3. SCHEMATIC DIAGRAM
• See page 7 for waveform. • See page 7 for IC Block Diagram. • See page 11 for IC Pin Function Description.
Note: IC501 on the MICRO COMPUTER board
cannot exchange with single. When this
part is damaged, exchange the complete
mounted board.
part is damaged, exchange the complete
mounted board.
XDR-S56DBP
11
• IC Pin Function Description
MICRO COMPUTER BOARD IC501
PD78F0547AGC (S)-GAD-AX (SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Description
1
BATT OFF
I
Battery off detect signal input (forced radio off)
2
LCD CONT
O
LCD power supply control signal output “H”: on, “L”: off
3
LIGHT
O
LCD back light control signal output “H”: on, “L”: off
4 to 9
NC
O
Not used. (Open)
10
RESET
I
Reset signal input “L”: reset
11
XT2
I
Sub clock oscillation crystal connect pin (32.768 kHz)
12
XT1
O
Sub clock oscillation crystal connect pin (32.768 kHz)
13
FLMDO
I
Flash memory programing mode pull pin
14
EXCLK
I
Flash write clock signal input
15
XI
I
Flash write clock signal input
16
REGC
I
Regulator output stabilized capacitance connect pin (Connect to 0.47
F.)
17
VSS
—
Ground pin
18
EVSS
—
Ground pin
19
VDD
—
Power supply pin
20
EVDD
—
Power supply pin
21 to 24
KS0 to KS3
O
Key source signal output 0 to 3
25
HOLD
I
Hold switch signal input “H”: on, “L”: off
26 to 29
NC
—
Not used. (Open)
30 to 33
KR7 to KR4
I
Key return signal input 7 to 4
34 to 36
NC
O
Not used. (Open)
37
AMP SW
O
Audio amplifi er operation switch signal output “H”: on, “L”: off
38
RADIO SW
O
DAB module operation switch signal output “H”: on, “L”: off
39
MUTE
O
Mute signal output “L”: on, “H”: off
40
AC CHK
I
AC adapter connection detect signal input “H”: AC, “L”: DC
41
INTP2
I
Pull down pin (10 k
)
42 to 45
NC
—
Not used. (Open)
46
VDET1
I
Radio off voltage detect signal input “L”: Radio off
47, 48
NC
O
Not used. (Open)
49
BEEP
O
Beep signal output
50
F-RXD
I
UART data signal input
51
F-TXD
O
UART data signal output
52
NC
O
Not used. (Open)
53
RXD0
I
Not used. (Open)
54
TXD0
O
Not used. (Open)
55, 56
NC
O
Not used. (Open)
57
SHIMUKE2
I
Not used. (Pull down)
58
SHIMUKE1
I
Destination select signal input (Clock)
“L”: 12H (AEP model), “H”: 24H (UK and Australian models)
“L”: 12H (AEP model), “H”: 24H (UK and Australian models)
59
AVREF
I
A/D converter reference voltage signal input
60
AVSS
—
Ground pin
61
VDET2
I
Reducing voltage detect signal input
62
NC
O
Not used. (Open)
63
1.2V SW
O
DAB module switch signal output
64 to 74
NC
O
Not used. (Open)
75
LCD CS
O
LCD serial communication chip select signal output
76
LCD SO
O
LCD serial communication data signal output
77
NC
—
Not used. (Open)
78
LCD CLK
O
LCD serial communication clock signal output
79
NC
O
Not used. (Open)
80
NC
O
Not used. (Open) Sub clock signal output (Test mode)
12
XDR-S56DBP
SECTION 5
EXPLODED VIEWS
1
3-918-696-11 SCREW (M3X6 LOCK ACE)
2
2-683-983-01 CABINET
(REAR)
3
3-252-827-01 SCREW (B2.6), (+) BV TAPPING
4
2-514-255-01 PLATE (ANT), CONTACT
5
2-698-560-01 BATTERY TERMINAL +, –
6
2-683-984-01 LID,
BATTERY
7
3-267-201-01 CUSHION (BATTERY CASE LID)
8
2-683-988-01 KNOB
(TUNE)
9
2-683-987-01 KNOB
(VOL)
10
3-252-747-01 SPRING,
RING
11
3-228-708-01 SPRING
(JOG)
12
3-035-166-21 SPACER
(LCD)
ANT1 1-501-222-91 ANTENNA,
TELESCOPIC
(FM)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Note:
• -XX and -X mean standardized parts, so
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Items marked “*” are not stocked since
they are seldom required for routine ser-
vice. Some delay should be anticipated
when ordering these items.
vice. Some delay should be anticipated
when ordering these items.
• The mechanical parts with no reference
number in the exploded views are not sup-
plied.
plied.
• Color Indication of Appearance Parts Ex-
ample:
KNOB, BALANCE (WHITE) . . . (RED)
Parts Color Cabinet’s Color
5-1. REAR CABINET SECTION
ANT1
cabinet (front) section
chassis section
9
10
11
12
8
3
1
2
4
3
3
3
5
6
7
3
not
supplied
supplied
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