Page 1
SECTION 4
CHARTS AND DIAGRAMS
4-1
Page 2
VA
2
P
VA
u
r
4.1 SECAM SCHEMATIC DIAGRAM
The Parts Number,val
Note :
When replacing the pa
5
4
3
8 8 SECAM
B301
OPEN
Q312
OPEN
IC301
LA7358
R316
220k
R321
OPEN
MODE
CTL
Q311
OPEN
Q302
R301
SYNC GAIE
GEN./V-SEP
TO MUTE
AFC
4.43MHZ
VCO
TO
REC MUTE
TO
PB MUTE
C301
150p
B
SECAM
DET
FILT.
ADJ
R302
C305 C307
120k
0.01 150p27k
1
0.0068
C302
C303
C306
PHASE
DET
FROM LIM
LOGIC
LIMITER
HOLD
DET SENSE
BGP
GEN
CONTROL
0.0068
C304
1
4.3MHZ
OSC
F0
ADJ.
F0
ADJ.
1.1MHZ
OSC
VCC
GND
R
P
CA
2.
X2
B
CA
R
P
2
1
4-2
R328
R329
OPEN
L303 R311
C317
0
680p
27µ 3.3k
R327
OPEN
R315
560k
R314
24k
R326
OPEN
C322
0.47
C321
300p
R313
22k
R312
2.7k
C319
1
C318C320
0.0220.01
ABC D
Page 3
Parts Number,value and rated voltage etc. in the Schematic Diagram are for references only.
n replacing the parts,refer to the Parts List.
01
SE
T
LIM
C
ER
D
05
06
0.0068
C304
1
4.3MHZ
OSC
F0
ADJ.
F0
ADJ.
1.1MHZ
OSC
VCC
GND
R328
OPEN
L302 R303C307 R305
6.8µ 27k150p 47k
R306
C309
0.1
27k
IREF
R
P
CA
VA
2.2M
X2
BPF
VA
CA
R
P
X2
IREF
4.3M
BPF
1.1M
BPF
PB
MUTE
B
R
R304
6.8k
P
B
PB
MUTE
REG
4.2V
Q301
R/P
4.3MHZ
BPF
LIM
R
SYNC
GATE
P
AGC
AMP DET
C308
0.01
C310
0.01
R309
820
1/4
AGC
SYNC
GATE
R308
2.2k
R
P
TO PHASE DET
C312
0.001
R307
2.2k
C311
0.01
TO MAIN (VIDEO/AUDIO)
CN302
CN301
PB_COLOR
V_TO_SECAM
SW5V
C.SYNC
GND
TO MAIN (VIDEO/AUDIO)
CN301
CN302
fsc
SECAM[H]
EE[L]
REC_COLOR
PB_FM
SECAM_DET
C315
29
0
C317
680p
L303 R311
27µ 3.3k
C316
0.01
1
C313
C314R310
0.47
470p22k
p30054001a_rev0
DE FGH
4-3
Page 4
4.2 SECAM CIRCUIT BOARD
<88> SECAM
LPB10069-001A
SECAM PWB ASS'Y LPA10069 -01A
C319
R312
1
R313
R326
C301
IC301
28
R321
R301
5
CN301
R315 R316
W301
C318
C321
C306
Q312
W304W305
R314
C302
R329
C303
R302
R327
B301
1
W303
C322
C304
Q311
Q302
L303
C316
C305
R328
R304
R311
R310
C308
L302
C307
R303
C315
R306
C314
C309
R305
Q301
R309
C313
C311
C310
C317
C312
W302
C320
1
14
6
R308
CN302
15
R307
4-4
E. &O.E. No.82895 (VP)-V14D25
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