Read Sony ICF-C470 / ICF-C470L Service Manual online
ICF-C470/C470L
– 19 –
– 20 –
SECTION 7
EXPLODED VIEWS
Les composants identifiés par une
marque
marque
! sont critiquens pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
Ne les remplacer que par une pièce
portant le numéro spécifié.
The components identified by
mark
mark
! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
specified.
• 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 num-
ber in the exploded views are not supplied.
• Hardware (# mark) list and accessories and
packing materials are given in the last of the
electrical parts list.
electrical 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
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
(1)
CABINET SECTION
• IC Block Diagrams
– MAIN BOARD –
– MAIN BOARD –
IC1
CXA1019S
1
3-369-135-21 LID, BATTERY CASE
2
3-368-852-01 FOOT
3
3-030-215-01 BUTTON (MAIN)
(C470: US, CND, E13, E92, SP, AUS)
3
3-030-215-11 BUTTON (MAIN) (C470:AEP, IT/C470L)
4
3-032-104-01 SCALE, DIAL (C470: US, CND, E92)
4
3-032-104-11 SCALE, DIAL (C470: AEP, SP)
4
3-032-104-21 SCALE, DIAL (C470: E13, AUS)
4
3-032-104-31 SCALE, DIAL (C470: IT)
4
3-032-104-41 SCALE, DIAL (C470L: AEP)
4
3-032-104-51 SCALE, DIAL (C470L: UK)
5
3-030-213-01 CABINET (UPPER)
(C470: US, CND, E13, E92, SP, AUS)
5
3-030-213-11 CABINET (UPPER) (C470L)
5
3-030-213-31 CABINET (UPPER) (C470: AEP, IT)
6
3-030-216-01 BUTTON (ALARM)
(C470: US, CND, E13, E92, SP, AUS)
6
3-030-216-11 BUTTON (ALARM) (C470: AEP, IT/C470L)
SP1
1-504-748-21 SPEAKER (6.6cm)
! 7
1-555-795-00 CORD, POWER
(C470: AEP, IT, E13, SP/C470L: AEP)
! 7
1-696-572-21 CORD, POWER (C470L: UK)
! 7
1-769-339-22 CORD, POWER (C470: E92)
! 7
1-783-817-11 CORD, POWER (C470: US, CND)
! 7
1-790-431-11 CORD, POWER (C470: AUS)
8
7-685-649-79 SCREW +P 3X14 TYPE2 NON-SLIT
E92 : 120 V AC area in E model
IT
IT
: Italian model
SP
: Singapore model
• Abbreviation
AUS : Australian model
CND : Canadian model
E13 : 220 - 230 V AC 50/60 Hz area in E model
CND : Canadian model
E13 : 220 - 230 V AC 50/60 Hz area in E model
1
2
3
4
5
6
7
8
9
10
15
14
13
12
11
FM
DISCRIMINATOR
AF POWER AMP
AM FE
FM IF
TUNING
METER
AM IF DET AGC
FM FE
23
22
21
20
24
25
19
18 17 16
29 28 27 26
30
GND
GND
AF OUT
VCC
RIPPLE
FIL
TER
AF IN
DET OUT
AFC AGC
AFC AGC
IF GND
METER
N.C
FM IF IN
AM IF IN
FM/AM BAND
SELECT
FM/AM
IF OUT
FE GND
N.C
AM RF IN
FM RF
REG OUT
FM OSC
FM RF IN
AFC
AM OSC
VOL
NF
FM DISCRI
GND
GND
1 DAY
1Hz
TIME SET
ALM-A STOP
ALM-B STOP
ALM TONE
ALM TONE
(1200Hz)
(1200Hz)
ALM TONE
(2400Hz)
(2400Hz)
SNOOZE
COUNTER
SLEEP
COUNTER
ALM-A
COUNTER
ALM-B
COUNTER
CALENDER
COUNTER
TIME
COUNTER
SEC.
COUNTER
PRE
COUNTER
DISPLAY
CONTROL
INPUT
CONTROL
GATE
POWER UP
T
T
T
T
RESET CONTROL
CONTROL
CONTROL
COMPARATOR
OUTPUT CONTROL
OUTPUT DECODER/DRIVER
AM/PM
VDD
TIME SET/
DIMMER
MODE
SELECT
50/60Hz
INPUT
MANUAL &
SLEEP
ALM-A/B
SELECT
ALM-B OUT
ALM-A OUT
RADIO OUT
DA
TE &
SNOOZE
TIME SET
CR OSC
U/D
RESET
SET CX
U/D
RESET
RESET
RESET
SET CX
U/D
RESET
SET CX
U/D
RESET
SET CX
U/D
RESET
SET CX
SET
TIME
ALM-A
ALM-B
SLEEP
CALENDER
ALARM INDICATOR
CAL. DISP
SLP
. DISP
AL2. DISP
AL1. DISP
TIME. DISP
SEC. DISP
1
10´SHR AG & D
2
10´SHR B & E
3
10´SHR C & HRE
4
HR B & G
5
HR C & D
6
HR A & F
7
10´SMIN A & F
8
10´SMIN B & G
9
10´SMIN C & D
10
10´SMINE MINE
11
MIN B & G
12
MIN C & D
13
MIN A & F
14
COLON
15
20
19
TEST
18
VSS
17
ALM IND
16
T
25
T
21
26
27
28
29
30
23 22
24
1
2
8
8
7
3
4
5
6
SP1
AEP
US, CND
UK
AUS
E
IC2
LC85632
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