Input Circuit And Tuner Extend Circuit - Panasonic HDMI SA-XR70E Service Manual

SA-XR70E / SA-XR70EB / SA-XR70EG

15.4. INPUT CIRCUIT and TUNER EXTEND CIRCUIT

CLK
11
DO_ST
10
DI
9
LCH
8
CE
TO 7
RCH
TUNER PACK
6
DET
(RAN0002EM-1)
5
7V
4
SD
3
15V
2
1
L101
G0A200D00002
CP101
TUNER
EXTEND
CIRCUIT
JK401
R401
L CH
4
C401
100P
CD
6
R402
R CH
5
C402
100P
R403
L CH
1
C403
100P
TAPE OUT
3
R404
R CH
2
C404
100P
JK402
R405
L CH
4 C405
100P
TAPE IN
6
R406
R CH
5
C406
100P
R411
L CH
1 C411
100P
TV
3
R412
R CH
2
C412
100P
JK404
R417
L CH
6 C417
100P
7
R418
R CH
5 C418
100P
R413
C CH
2 C431
100P
DVD
3
R414
SW CH
1
C414
100P
R415
SL CH
4 C415
100P
8
R416
SR CH
3
C416
100P
JK403
L CH
4
OUT
6
R CH
5
VCR 1
L CH
1
IN
3
R CH
2
SCHEMATIC DIAGRAM - 20
INPUT CIRCUIT
CP102B/
CP101/
W101A W101B
11 11
10 10
9 9
TUNER_L
8 8
7 7
6 6
DET
5 5
+7V
4 4
R101 2.2K
JA105
3 3
0
+14V
2 2
Q101
1 1
R103 R104
47K 47K
C102
16V47
JA102 JA103
0
0
1K
C419
JA53
100P
0
1K
C420
100P
1K JA95
C421
330P
1K
JA99
C422
330P
1K
C423
330P
JA96
0
1K
C424
330P
1K
C429
100P
1K
C430
100P
1K
C435
100P
1K
C436
100P
1K DVD_C
C413
100P
DVD_SW
1K
UNR211500L
C432
100P
DVD_SL
1K
C433
100P
1K
DVD_SR
C434
100P
Q351
R407 1K
C407 C425
100P 100P
2SK2880CTA
R408 1K
C408 C426
Q352
100P 100P
R409 1K
C409 C427
100P 100P
JA66
0
R410 1K
C410 C428
100P 100P
: +B SIGNAL LINE
: -B SIGNAL LINE
JA109 0
JA110 0
JA108 0
R112 R111
JA104
Q102
56 56 0
R333
3.3K
C346 R334
16V47 3.9K
Q101, 102
2SD592AQRSTA
LOW FREQUENCY AMP
0
0
JA101
0
Q459
SWITCH
D351
MA2J11100L
Q351, 352
SWITCH
D352
MA2J11100L
R335
47K
66
: AM/FM SIGNAL LINE
: MAIN SIGNAL LINE
SEL_CLK
TUN_ST
SEL_DATA
TUN_CE
+7V
TUN_SD
JA100
0
JA79
0