Exploded Views - Sony ICF-C470 Service Manual

ICF-C470/C470L
• IC Block Diagrams
– MAIN BOARD –
IC1 CXA1019S
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
AM IF DET AGC
TUNING
METER
AF POWER AMP AM FE FM IF
FM
DISCRIMINATOR
FM FE
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
IC2 LC85632
30
29 28 27 26 25 24
T T T T
POWER UP
DISPLAY
RESET CONTROL
CONTROL
RESET
SNOOZE SLEEP ALM-A ALM-B CALENDER
COUNTER COUNTER COUNTER COUNTER
CONTROL CONTROL COMPARATOR
OUTPUT CONTROL
OUTPUT DECODER/DRIVER
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
23 22
21 20 19 18 17 16
T T
INPUT
CONTROL
U/D SET CX
ALM TONE
(1200Hz)
PRE
ALM TONE
COUNTER
(2400Hz)
1Hz
1 DAY TIME SEC.
COUNTER COUNTER COUNTER
GATE TIME SET
ALM-A STOP
ALM-B STOP
ALM TONE
ALARM INDICATOR
– 19 –

EXPLODED VIEWS

NOTE:
• -XX and -X mean standardized parts, so they • Items marked "*" are not stocked since they
may have some difference from the original are seldom required for routine service. Some
one. delay should be anticipated when ordering
• Color Indication of Appearance Parts these items.
Example: • The mechanical parts with no reference num-
ber in the exploded views are not supplied.
KNOB, BALANCE (WHITE) . . . (RED)
↑ ↑
• Hardware (# mark) list and accessories and
Parts Color Cabinet's Color packing materials are given in the last of the
electrical parts list.
• Abbreviation
AUS : Australian model E92 : 120 V AC area in E model
CND : Canadian model IT : Italian model
E13 : 220 - 230 V AC 50/60 Hz area in E model
SP : Singapore model
(1) CABINET SECTION
4
3
2
1
8
Ref. No. Part No. Description
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)
SECTION 7
The components identified by
mark ! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
Les composants identifiés par une
marque ! sont critiquens pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
5
SP1
6
7
AEP
US, CND
8
UK
AUS
E
Remark Ref. No. Part No. Description
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
– 20 –
Remark