Diagrams; Printed Wiring Boards - Sony ICF-C211 Service Manual

ICF-C211/C211L

4-1. PRINTED WIRING BOARDS

1
A
OFF T RADIO
ON
TRANSFORMER
BOARD
B
T2
POWER TRANSFORMER
C
1-678-190-
1 2 3 4
D
02
Semiconductor Location
z
Note:
• X : parts extracted from the component side.
Ref. No. Location Ref. No. Location
•
D1 B-5 IC1 C-6
• b : Pattern from the side which enables seeing.
D2 C-4 IC2 B-4
• Abbreviation
D3 C-3
D4 C-3
D5 C-4 Q1 B-6
Q2 B-3
D6 C-4 Q3 C-4
D7 A-4
D8 B-3
SECTION 4

DIAGRAMS

2 3
[MAIN BOARD]
S2
t t
RADIO BUZZER
ALARM MODE
C211L
D8
- AC IN
S2
C211L
E C B
Q2
C211L
EXCEPT C&SA
MODEL
R13
C22
D4
C24
D3
R12
1 2 3 4
C21
11
(11)
(IEC DESIGNATION 6F22)
(POWER BACK UP FOR CLOCK)
: internal component.
f
AUS : Australian SP :Singapore
AR : Argentine IT :Italian
CET : East European & Russian
C&SA : Central & South America
– 9 –
4 5
D7
LED
DISPLAY
5
1 10 15 16
W2
5 10 14
1
IC2
C18
C19
20
25
28
AEP, IT, CET, 15
JW5
AR, SP, C211L
R8
JW6
S6 D1
JW7
CLOCK
E
Q3
JW10 C
B
S5
TIME SET
TIME SET
R9
H
C211L
D6
CF3
C25
C17
D5 30
C27
W1
+
SP1
SPEAKER
–
DRY BATTERY
"S-006P"
1PC, 9V
6
C211L
C4
CT5
L4
C211L
B C E
CT4 CT1
Q1
C8
JW4
CT3 CT2
S7
SLEEP
L3
S3
EXCEPT IT
R14
ALARM MODEL
S4
IT MODEL L3
M
5 15
10
BPF1
R6
1
C7 C6
CF2
IC1
C12
T1
25
20 16
C15
CF1
C10
C13 C11
– 10 –
7 8
CV1-4
TUNING
L1
AM
IT, C211L
FERRITE-ROD
CV1
ANTENNA
C2
C211L
C211
L2
S1 S1
BAND BAND
AM LW
R R
FM FM
RV1 ANT1
FM WIRE
ANTENNA
11
1-678-188-
(11)