Block Diagram - Sony ICF-C111 Service Manual

5-1. BLOCK DIAGRAM

MAIN BOARD
FM
LEAD WIRE
ANTENNA
FM ANT
13
CV1-3 CT3
CT3,L3 FM RF
10
FM
L3
TRACKING
CT4,L4 CV1-4 CT4
FM OSC
8
FM
FREQUENCY
L4
COVERAGE
L1
CV1-1 CT1
AM ANT
CT1,L1
AM
11
AM FERRITE-ROD
TRACKING
ANTENNA
AM OSC
6
CT2,L2
L2
CV1-2 CT2
AM
FREQUENCY
COVERAGE
CV1
TUNING
W703
LED101
CLOCK DISPLAY
• Signal path
: FM
: AM
• Abbreviation
AR : Argentina model
E13 : AC220-230V area in E model
E92 : AC120V area in E model
MX : Mexican model
SP : Singapore model
S1
CF1
BAND
10.7MHz
FM AM
16 3
DISCRI
BAND SW
FM
DISCRIMINATOR
FM
MIX OUT
CF3 IF IN
15 18 FM IF
AM
T1
CF2
IF IN
AM IF
17
T1
AM IF
IC1
FM/AM
FRONT-END
IF AMP,DET
REG
9
VREG
IC101
ALARM CLOCK
OSC 1/25 or 1/30 ALARM TIME CTR
1-13 1 INPUT
DISPLAY
DISPLAY
| CONTROL
DECODER/
CONTROL
13
14-16 DRIVER
+B
23 19 21
S7 S3
SLEEP TIME SET
M
D101
S5
ALARM
11
VREG
VR1
w VOLUME
Q1
5
DET OUT
AF IN
AF OUT
24 25
AF POWER
28
AMP
NF
4
Q201
RIPPLE
+B 27
FILTER
SLEEP
OUT
17
OUTPUT
CONTROL
S2-1
ALARM
OUT
16
ALARM OFF
18
22 24
S2
+B
(Function Selector)
S4 S7
BUZZER
TIME SET SNOOZE/SLEEP OFF
ALARM
H
RADIO
RADIO ON
+B
OFF
S6
CLOCK
11
CN701
(1/2)
2
SP1
1
(SPEAKER)
E92, MX MODEL
DRY BATTERY
"S-006P" 9V
D203
SWITCH
(IEC DESIGNATION 6F22)
Q202
KEEP THE CORRECT
TIME DURING POWER
STOPPAGE
AR, E13, SP MODEL
AR, E13, SP
CN701
T2
(2/2) MODEL
4
PS101
D201
3
+B
D202 D204
5 E92, MX MODEL
6
+B
S2-2 D205
+B
TRANSFORMER
BOARD
+B
LED102
ALARM
ICF-C111
AC IN ~