Schematic Diagram - Main Section - Sony ICF-CD543RM Service Manual

5-9. SCHEMATIC DIAGRAM – MAIN Section – •
R51 1k
R52 1k
R53 1k
CN1
10P C56 C55
100p 1000p
DATA IN
CE
CLK
POWER ON AA1
MUTE
C69
0.1
RADIO ON
CD ON AA9
C70
(Page
GND 0.1
27) 3.3V
3.9V
C971 R55
470 10k
10V
D971 C64
1SS119 1 R56
-25TD 10k
C63
22
25V
R54
R301 100
4.7k TP
(RADIO B+)
2SC4081T106R
Q301
2SA1576A
R302 C58
-T106-R
22k 1000p
B+ SWITCH
C65
100p
R59
10k
Q351
DTA144EUA
-T106
INVERTER
C103
10 R102
50V 22k
AA2
CN301
15P R104
10k
L-CD AA2
R305
1k
GND C301
47
R-CD AA3 10V
MEGA L AA4
D302 R204
1SS119-25TD 10k
MEGA OFF AA5
VR DO AA6
R203
10k
VR CLK AA7
BUZZER AA8
C352
0.22
5V
GND
(Page
GND
23)
3.3V
6V
C203
10 R202
GND
50V 22k
AA3
AC IN
Q202
2SC4081T106R
•
See page 28 for Waveform. See page 28 for IC Block Diagrams.
TP
(VT)
C15
1000p
C24 100p
C39 22p
C51 100p TP BPF1
(FM IN)
C52 100p
C53 100p
TP
RV1
C54 1000p (FM GND)
100k
C16
4.7
50V
FM/AM PLL
C20 0.1
IC51
MPRM
LC72122V
C21 0.1
V12M
C22 1
MUTE
C23 22 25V
AAGC
C25 470p
DETO
R8
R10
X51 2.2k
470 MPXI
75KHz
C61
15p C62 PLT2
R57 C26
15p C28
R11 C27 1
0 PLT1
C59 470p 4.7
2.2k 0.47
50V
C60 0.1 PLL1
C57 0.22 PLL2
Q51,52
LOW-PASS
FILTER
Q2
DTA144EUA-T106
BAND SELECT
Q51
Q52
2SC4081T106R
R15
R201 22
D51 C66 RV2
R58 47k
MTZJ-T- 47 4.7k
100k
77-22B 35V
C102 R12 R13
1 1k 470
R60
C68
47
0.01
C29
C202
10
1
50V
C101 0.022
Q101,102
AMP R111 C111 C115
0 0.1 0.033
Q102 Q101 R113 R112 C112 R118 R120
2SC4081T106R 2SC4081T106R 10k 22k 0.22 1k 470k
R115 R119
47k 470
R114 R117 R121
1k 1k 220k
C311
C302 R105 Q111 Q112 C114 R312
4.7
0.1 1k 2SC4081T106R 2SC4081T106R 1000p 100k
50V
C312
R205 R311 C214
1k 100k 1000p
10V
Q201,202
R314
AMP 10k
R313
R214 Q211 Q212 R217 10k
1k 2SC4081T106R 2SC4081T106R 1k
R221
Q111,112,211,212 220k
BASS BOOST
CONTROL
R215
R213 R212 C212 R220
47k
10k 22k 0.22 470k
Q201
2SC4081T106R
R211 C211 C215
0 0.1 0.033
AA5
R1
4.7k
R9
1k D2
KV1610STL1-2
C17 C5
1 L1 4700p
AM
FERRITE-ROD R2 C4
1M 10p
ANTENNA
C19
C37 C18
100
100p 0.01
10V
TVRO
R172
REGV
10k
FTLO
R171
FMBF
1k
AMLO
TV/FM/AM RF AMP,
R272
FALC
MIX,OSC,DET,MPX 10k
IC1 PLLO
CXA1960Q
R271
COMP
1k
BAND
AA8
TUNE
AA1
TP
(FM ST)
R19
1k
R132
R14 2.2k
10k
Q151,251
MUTING
R151
10k
TP C31
C30
(AM GND) 100
0.01
10V
Q151
2SD1757K
R351 0
C151
2.2
IC301(1/2)
C251
BA4558F-E2
2.2
R251
10k
Q251
R352 2SD1757K
C117 100k R232
R122 4.7 2.2k
10k 50V
R303 R304 D301
470 47k 1SS119-25TD
AMP AA9
Q953
KTC3203Y-AT
+3.3V REGULATOR
47
R222 C217
10k 4.7
50V
R219
470
Q302 R958
2SB1013-TP 100
-34
C959
B+ SWITCH
0.01
IC301(2/2)
BA4558F-E2
C961 C960 D953
470 220 MTZJ-T-
10V 10V 77-3.9A
25 25
∗ D3 ∗ D5
HVU363ATRU (US) HVU363ATRU (US)
HVU202ATRU (CND,AEP) HVU202ATRU (CND,AEP)
C14 C33
1000p 4p
R3 R7 R17
R5
100k D4 HVU363ATRU 100k 22k
100k
D5 C13
∗ 1000p
D3
∗
C40
100p
C9 C12
∗
1000p
L5
L4
L3 CT3 C11 ∗
CT2 10P TV RF 1000p R6
L2 FM FM/TV
10p 2.2k
AM OSC RF OSC
∗ L5 ∗ C12
33µH (US) 3p (US)
C36 C38
22µH (CND,AEP) 10p (CND,AEP)
10p 0.01
C171
4700p
C271
4700p
R372 C371
0 4700p
C172 C174
4.7 47
R173
50V 10V
Q371,372 220k
R371
STANDBY SWITCH
100
C373
Q371
DTC144EUA R273 C272
-T106 220k 4.7
C274
50V
47
Q372 10V
DTC114YUA
-T106
R277
AA5
R131 C131 R333
1k 4.7 50V 47
C334 0.1
C331 220 10V
JW910
R332 C922 0.01
4.7k
AA7
D919
1SS119-25TD
D332
ELECTRICAL UDZS-TE17-5.6B
VOLUME
IC331
R331
M62429P
4.7k
AA6
C917
0.47
D331
UDZS-TE17-5.6B
R913
C914
C231 100k
0.1
4.7
R231
50V
1k
∗ C918 D914
C918 ∗
47 50V (US)
∗
47 35V (CND,AEP)
D913
∗
C913
0.1
Q951
2SD2396K
Q952
+5V REGULATOR
R951
2SD2396K
1 R954
+6V REGULATOR 1
C912
0.1
R957 R953
100 470
R956 D912
∗
470
D911
C953
∗
0.01
C952 C956
C955 C911
220 220
0.01 0.1
10V 10V
∗ D911-914
IN4002B (US,CND)
IN4002L (AEP)
D911-919
RECT
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM/TV (2 – 6 ch)
( ) : AM
〉〉 : TV (7 – 13 ch)/WEATHER (1 – 7 ch)
〈〈
[ ] : CD play
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
ICF-CD543RM
Q1
2SC3931-C-TX
OSC BUFFER
R18
220
C43
22p
POWER AMP
IC371
BA5417
C175
100 CN371
10V 4P
SP101
C275 C176 (L-CH)
47 100 1000
C276
10V 10V 6.3V
1000 SP201
6.3V
(R-CH)
C377 1000p R178
2.2
C376 10 50V
470 C178
0.01
C379 R375 R278 C278 R279 R179
0.22 1M 2.2 0.01 470k 470k
D371
C378 R374 R180
1SS119-25TD
0.01 100k 220k
C916 10 50V
R911 D917
100 1SS119-25TD
C915
10 50V
D918 D916
1SS119-25TD 1SS119-25TD
R912 D915
220k 1SS119-25TD
JW901
T901
POWER
CN911 KH901
TRANSFORMER (AC IN)
L911 2P 2P
F901
3.15A
L912 250V
C921
100p
Les composants identifiés par une marque 0 sont
critiques pour la sécurité. Ne les remplacer que
par une pièce portant le numéro spécifié.