Sony ICF-CD543RM Service Manual ▷ View online
32
ICF-CD543RM
5-12.
IC PIN FUNCTION DESCRIPTION
IC401
µ
PD789477GC-A20-8BT (TYPE B) (SYSTEM CONTROLLER)
IC401
µ
PD789477GC-A52-8BT-A (TYPE B) (SYSTEM CONTROLLER)
IC401
µ
PD789477GC-A53-8BT-A (TYPE B) (SYSTEM CONTROLLER)
IC401
µ
PD789477GC-A54-8BT-A (TYPE B) (SYSTEM CONTROLLER)
•
LCD BOARD IC401
µ
PD789477GC-A16-8BT (TYPE A) (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1, 2
NC
—
Not used
3 to 5
VLC0 to VLC2
—
Terminal for doubler circuit capacitor connection to develop liquid crystal display drive voltage
6 to 9
COM0 to COM3
O
Common drive signal output to the liquid crystal display
10 to 25
SEG0 to SEG15
O
Segment drive signal output to the liquid crystal display
26 to 32
NC
—
Not used
33
OPEN S/W
I
Detection input from the tray open/close detect switch
“L”: when tray is open, “H”: when tray is close
“L”: when tray is open, “H”: when tray is close
34
CLOSE S/W
I
Detection input from the tray open/close detect switch
“L”: when tray is close, “H”: when tray is open
“L”: when tray is close, “H”: when tray is open
35
TRAY OPEN
O
Motor drive signal output to the disc tray open/close motor driver “H” table out
36
TRAY CLOSE
O
Motor drive signal output to the disc tray open/close motor driver “H” table in
37
NC
—
Not used
38
AVDD
—
Power supply terminal (+3.3V) (analog system)
39
ENCODE +
I
Jog dial pulse input terminal
40
ENCODE –
I
Jog dial pulse input terminal
41
OPTION
I
Destination setting terminal Not used
42 to 44
KEY0 to KEY2
I
Key input terminal (A/D input)
45
RST
—
Not used
46
DRF
I
Focus on/off detection signal input from the digital signal processor
47
AVSS
—
Ground terminal (analog system)
48
RC
I
Remote control signal input from the remote control receiver
49
AC IN
I
Power failure detection signal input terminal “L”: power failure, “H”: power on
50
WRQ
I
Interruption detection signal input from the digital signal processor
51
FSEQ
I
Synchronizing signal detection signal input from the digital signal processor
52
BUZZER
O
Buzzer sound drive signal output
53
C LAT
O
Chip enable signal output to the digital signal processor
54
C DATA
O
Serial data output to the digital signal processor
55
C CLK
O
Serial data transfer clock signal output to the digital signal processor
56
C DATA IN
I
Serial data input from the digital signal processor
57
XRST
O
Reset signal output to the digital signal processor “L”: reset
58
VR DATA
O
Volume data output
59
VR CLOCK
O
Volume clock signal output
60
POWER ON
O
Power amplifier on/off control signal output “L”: standby mode, “H”: power amplifier on
61
R DATA
O
Serial data output terminal Not used
62
R CLK
O
Serial data transfer clock signal output to the FM/AM PLL
63
R DATA IN
I
Serial data input from the FM/AM PLL
64
R CE
O
Chip enable signal output to the FM/AM PLL
65
TRAY MUTE
O
Not used
66
NC
—
Not used
67
SHIFT 0
—
Not used
68
SHIFT 1
—
Not used
69
IC
—
Internal connection terminal
70
TX1
I
Sub system clock input terminal (32.768 kHz)
71
TX2
O
Sub system clock output terminal (32.768 kHz)
Ver. 1.3
33
ICF-CD543RM
Pin No.
Pin Name
I/O
Description
72
VDD0
—
Power supply terminal (+3.3V)
73
VSS0
—
Ground terminal
74
X1
I
Main system clock input terminal (4.19 MHz)
75
X2
O
Main system clock output terminal (4.19 MHz)
76
RESET
I
System reset signal input “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”
77
CD ON
O
Power on/off control signal output for the CD +3.3V power supply “L”: CD power on
78
RADIO ON
O
Power on/off control signal output for the radio +3.3V power supply “L”: radio power on
79
A MUTE
O
Audio line muting on/off control signal output “L”: muting on
80
KITCHEN LED
O
LED drive signal output of the TIMER “L”: LED on
34
ICF-CD543RM
6-1. CABINET (UPPER) SECTION
SECTION 6
EXPLODED VIEWS
• 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.
• Accessories are given in the last of the elec-
trical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet's Color
• Abbreviation
CND : Canadian model
• There are three types of US model, refer to
SERVICING NOTES on page 3.
Les composants identifiés par une
marque 0 sont critiquens pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
marque 0 sont critiquens pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
The components identified by mark
0 or dotted line with mark 0 are
critical for safety.
Replace only with part number
specified.
critical for safety.
Replace only with part number
specified.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
3-238-567-01 LID, CD (US: ORIGINAL TYPE, SILVER TYPE,
CND, AEP)
1
3-238-567-11 LID, CD (US: LIV TYPE)
2
3-238-566-01 KNOB (TIMER) (US: ORIGINAL TYPE,
SILVER TYPE, CND, AEP)
2
3-238-566-11 KNOB (TIMER) (US: LIV TYPE)
3
3-241-678-01 CUSHION (1041)
4
3-242-622-01 CUSHION (A)
5
3-238-838-01 GASKET (A)
6
3-238-866-01 CABINET (UPPER) (US: ORIGINAL TYPE, CND)
6
3-238-866-11 CABINET (UPPER) (AEP)
6
3-238-866-21 CABINET (UPPER) (US: LIV TYPE)
6
3-238-866-31 CABINET (UPPER) (US: SILVER TYPE)
7
3-238-565-01 KNOB (MEGA BASE)
(US: ORIGINAL TYPE, CND)
7
3-238-565-11 KNOB (MEGA BASE) (US: SILVER TYPE, AEP)
7
3-238-565-21 KNOB (MEGA BASE) (US: LIV TYPE)
8
3-241-679-01 CUSHION (1062)
9
A-1144-638-A RELAY BOARD, COMPLETE (AEP)
* 9
A-3178-334-A RELAY BOARD, COMPLETE (US, CND)
10
1-823-760-11 CABLE, FLEXIBLE FLAT (14 CORE)
#1
7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT
#2
7-685-146-14 SCREW +P 3X8 TYPE2 NON-SLIT
#3
7-685-549-14 SCREW +BTP 3X14 TYPE2 N-S
5
#3
#2
#3
#1
#1
#3
#3
#1
#3
#3
#3
4
6
8
9
10
3
2
1
5
7
CD block section
cabinet (lower) section
panel (front) section
Ver. 1.3
35
ICF-CD543RM
6-2. PANEL (FRONT) SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
X-3382-365-1 PANEL (FRONT) ASSY
(US: ORIGINAL TYPE, SILVER TYPE)
51
X-3382-366-1 PANEL (FRONT) ASSY (AEP)
51
X-3382-367-1 PANEL (FRONT) ASSY (CND)
51
X-3382-368-1 PANEL (FRONT) ASSY (US: LIV TYPE)
52
3-238-568-01 BUTTON (OPEN) (US: ORIGINAL TYPE,
SILVER TYPE, CND, AEP)
52
3-238-568-11 BUTTON (OPEN) (US: LIV TYPE)
53
3-241-678-01 CUSHION (1041)
54
3-241-679-01 CUSHION (1062)
56
3-242-622-01 CUSHION (A)
57
3-242-626-01 CUSHION (T2)
* 58
1-684-056-12 RAY CATCHER BOARD
* 59
A-3021-777-A LCD BOARD, COMPLETE (US)
* 59
A-3021-883-A LCD BOARD, COMPLETE (CND)
* 59
A-3021-889-A LCD BOARD, COMPLETE (AEP)
60
3-238-563-01 HOLDER (LCD)
61
3-238-857-01 SPACER (LED)
D404
8-719-053-59 DIODE SLR-342DU (TIMER)
LCD401 1-804-648-11 DISPLAY PANEL, LIQUID CRYSTAL
#1
#1
7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT
59
56
56
not supplied
not supplied
#1
#1
#1
LCD board
56
56
53
54
60
61
56
56
56
57
56
56
56
58
56
51
52
LCD401
D404
56
Ver. 1.3
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