Sony ICF-C630 (serv.man2) Service Manual ▷ View online
ICF-C630
13
13
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
11
12
13
14
JC103 JC104
JC105
JC106
JC114
JC111
4
29
1
5
10
15
20
25
3
1
2
4
3
1
2
4
3
1
2
JC101
JC102
JC108
JW103
JW102
JW101
JW104
R161
D105
JC109
JC110
R137
C109
R132
R135
C106
R134
C105
R133
C104
C101
R136
R162
S108
S109
S110
S110
S109
S108
BAND
SLEEP
NAP
ON/OFF
ALARM B
MELODY
RED
W103
RED
R164
R163
C108
R138
C107 R139
C112
JW106
JW105
R144
C114
7
1
C115
C116
R148
C120
C134
W101
C123
C119
C118
C122
JC113
C121
C125
R149
JW109
R157
X102
X101
IC101
C131
C127
D101
D102
D101-103
(LCD BACK LIGHT)
D103
JW114
JW112
JW115
JW113
C128
C130
R153
C133
R151
C117
C111
R145
R146
R147
C124
R156
RED
C132
JW110
R159
R160
IC104
S105
S105
ALARM A
RADIO
S107
RADIO
ON/OFF
S104
BACKLIGHT•
SNOOZE/
SLEEP OFF
S106
CLOCK/
D.S.T.
SUMMER T.
S103
TIME SET
S102
S102
S101
S103
S101
S104
S107
S106
LCD101
LIQUID CRYSTAL DISPLAY PANEL
IC103
IC102
IC105
C129
C126
JW116
JW111
R155
R158
R140
R143
C113
C110
R141
JC117
R142
D106
D107
D108
D109
D104
C103
C102
JC107
R131
R130
4
21
20
60
40
41
1
80
61
3
1
3
1
2
2
IC106
1
4
1
4
RED
W102
RED
1
4
1
4
A
MICROCOMPUTER
BOARD
BOARD
KEY (RIGHT) BOARD
KEY (LEFT) BOARD
1-687-527-
(11)
11
1-687-528-
(11)
11
1-687-529-
(11)
11
TUNER BOARD
CN1
5-4. PRINTED WIRING BOARDS — MICON SECTION — • Refer to page 10 for Common Note on Printed Wiring Boards.
(Page 12)
D101
C-9
D102
C-7
D103
C-5
D104
F-10
D105
E-5
D106
E-5
D107
E-6
D108
F-6
D109
F-7
IC101
E-10
IC102
D-6
IC103
D-6
IC104
D-5
IC105
E-7
IC106
E-10
• Semiconductor
Location
Ref. No.
Location
ICF-C630
14
14
5-5. SCHEMATIC DIAGRAM • Refer to page 10 for Common Note on Schematic Diagram and IC Block Diagram.
IC B/D
L1
TP1
C21
C22
C36
JW3
Q3
R9
R8
Q4
J1
R11
C23
R10
D1
D5
Q5
C33
IC2
C29
R17
TP11
TP12
TP13
TP10
TP4
TP5
TP9
CN1
C127
C128
C129
C130
R151
R153
R155
C126
JW116
JW114
JW115
JW110
JW111
JW112
JW113
D101
D102
D103
R158
R159
R160
IC106
R157
C132
R149
C125
R156
C112
C111
C110
C113
C114
C115
C116
R144
R145
R146
C118
C119
R147
C121
C122
C124
C123
X102
R148
IC102
IC103
IC104
R142
R141
R140
R143
JC108
JC102
C107
C108
C109
C104
C105
C106
R135
R134
R133
R130
R131
R132
C101
IC101
C131
JW106
JW101
JC107
JW105
JW103
D105
R161
D106
C134
C117
R136
JW104
JC111
JW109
C133
JC114
JW102
TP102
TP101
TP103
TP104
TP105
TP106
TP107
TP113
TP115
TP109
TP110
TP108
TP111
CN2
TP114
R163
R164
R162
JC117
TP112
C13
CF3
CF2
T1
C14
C15
C20
C19
R6
R7
IC1
BPF1
CT1
CV1-1
C1
L2
CV1-2
C2
L3
C5
R1
CV1-3
CT3
C27
C4
L4
CV1-4
C6
C7
R14
RV1
R15
C30
C12
R5
R4
C11
C8
C9
R12
R3
C16
C17
C18
C24
JW1
D109
D108
D107
R139
R138
R137
CT2
CT4
C34
C10
TP3
TP8
TP6
TP7
JC105
JC106
JC104
JC103
JC101
JC113
R2
CF1
W1
SP1
JC2
Q2
C35
Q6
L5
S102
S101
S103
S110
S109
S108
W102
W102
W103
W103
W101
JC109
JC110
C102
C103
D104
S107
S106
S104
S105
C120
X101
IC105
LCD101
Q1
15
ICF-C630
5-6. IC PIN DESCRIPTION
• IC105 µPD789488GC-A23-8BT (SYSTEM CONTROL, LCD DRIVER)
Pin No.
Pin Name
I/O
Pin Description
1
CAPH
—
Connect to capacitor (H)
2
CAPL
—
Connect to capacitor (L)
3 to 5
VLC2 to VLC0
O
LCD drive bias voltage output 2 to 0
6 to 9
COM0 to COM3
O
LCD drive common data output 0 to 3
10 to 34
S0 to S24
O
LCD drive segment data output 0 to 24
35 to 37
P85 to P87
O
Not used. (Open)
38
AVDD
—
Power supply pin (+3.3 V)
39
INIT
I
Destination setting pin (Fixed at L)
40
P66
I
Destination setting pin (Fixed at L)
41 to 46
P65 to P60
I
Not used. (Fixed at L)
47
AVSS
—
Ground
48
VDET1
I
Down voltage detection (+2.3 V)
49
VDET2
I
Down voltage detection (+2.1 V)
50
VDET3
I
Down voltage detection (+1.9 V)
51
BUZZER
O
Buzzer output
52
P30
O
Not used. (Open)
53 to 55
P25 to P23
O
Key source output 2 to 0
56 to 58
KS2 to KS0
O
Not used. (Open)
59, 60
P11, P10
O
Not used. (Open)
61 to 64
KR3 to KR0
I
Key return input 3 to 0
65
BAND
O
Band select output (L: FM, H: AM)
66
MUTING
O
Mute output
67
POWER
O
Power output
68
AC/DC
I
AC/DC mode input (L: AC, H: DC)
69
IC0
—
Not used. (Fixed at L)
70
XT1
I
Sub clock input (32.768 kHz)
71
XT2
O
Sub clock output (32.768 kHz)
72
VDD
—
Power supply pin (+2.5 V)
73
VSS
—
Ground
74
X1
I
Main clock input (4.19 MHz)
75
X2
O
Main clock output (4.19 MHz)
76
RESET
I
Reset input
77
P53
O
Not used. (Open)
78 to 80
LIGHT1 to LIGHT3
O
LCD backlight dimmer control output 1 to 3
16
ICF-C630
SECTION 6
EXPLODED VIEWS
Ref. No.
Part No.
Description
Remark
6-1. CABINET (LOWER) SECTION
Ref. No.
Part No.
Description
Remark
* 1
A-3347-871-A TUNER BOARD, COMPLETE
2
3-248-609-01 HOLDER (ANT)
3
3-248-606-01 KNOB (TUNE)
4
3-248-610-01 TERMINAL (+), BATTERY
5
3-248-611-01 TERMINAL (–), BATTERY
6
3-248-600-01 LID, BATTERY CASE
7
3-248-612-01 TERMINAL (+–), BATTERY
8
3-248-598-01 CABINET (LOWER)
9
3-246-344-11 FOOT, RUBBER
10
3-919-268-11 KNOB (VOL)
11
3-248-607-01 POINTER
L1
1-456-344-11 COIL, FERRITE-ROD ANTENNA (AM)
#1
7-685-151-14 SCREW +P 3X20 TYPE2 NON-SLIT
#2
7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT
NOTE:
• 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.
• Accessories are given in the last of this parts list.
1
4
5
6
7
8
9
10
11
3
2
L1
#2
#1
#1
#2
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