Av Circuit - Panasonic SA-BTT775GA Service Manual

17.3. AV Circuit

1 2 3
SCHEMATIC DIAGRAM - 8
A
B AV CIRCUIT
: +B SIGNAL LINE
B
JK2951
G3
FM ANT C2951 L2951
1000P G1CR18JA0020
G2
VA2951
EZAEG2A50AX
G1
C
D
JK2500
1
VIDEO OUT
2
3
4
AUX LB2571
0
LB2570
0
E
5
JK2701
LB2701
J0JBC0000014
1
VCC
OPTICAL C2701
10
(DIGITAL AUDIO IN)
GND 2
R2701
0
INPUT 3
F
CN2500
22
OPT_IN 1
DGND 2
AUXL 3
AGND 4
AUXR 5
AGND 6
V COMP MUTE 7
iPod VIDEO OUT 8
A
VGND 9
TO
iPod VIDEO SELE 10
DIGITAL(MICON)
G
YOUT 11
CIRCUIT (CN2000)
VGND 12
IN SCHEMATIC
5V_VIDEO 13
DIAGRAM - 6
AGND 14
TU_RST 15
TU_SCLK 16
TU_SDIO 17
TU_3.3V 18
TU_ROUT 19
TU_GND 20
TU_LOUT 21
INT 22
1
H
1 2 3
4 5 6
: TUNER/iPod/iPhone/AUX/OPTICAL AUDIO INPUT SIGNAL LINE
R2959
2.2K
IC2952
C2958
18P
R2960
VUEALLPT040
0
X2951
FM RADIO RECEIVER
T1 20 19 18 17 16
C2957 H0A327200097
22P
C2959
1 15
NC 1
DOUT
2 14
FMI LOUT
3 RFGND Thermal ROUT 13
Pad
C2960
4 12
AMI GND
1
VDD
11
5 RST
C2961
6 7 8 9 10
0.1
R2954
R2953
4.7K
4.7K
R2955 220
R2956 220
R2957 1K
C2962
0.1
VIDEO_OUT
C2573 C2572
220P 220P
R2571
10K
AUXR
R2570
10K
AUXL
AUXL
AUXR
VCOMP_MUTE
R2963 0 iPod_V_OUT
iPod_VIDEOSEL
Y_OUT
VIDEO_5V
TU_AGND
TUN_REST
TUN_SCLK
TUN_SDIO
TUN-RCH
TUN-LCH
TUN_GPIO
4 5 6
7 8 9
: iPod/iPhone VIDEO INPUT SIGNAL LINE : VIDEO OUTPUT SIGNAL LINE
VIDEO_OUT
TUN_GPIO
VIDEO_5V
R2951
1K
TUN-LCH
TUN-RCH
R2952
1K
VCOMP_MUTE
TU_AGND
iPod_V_OUT
iPod_VIDEOSEL
R2962 R2961
47K 47K
Y_OUT
TUN_SDIO
TUN_SCLK
TUN_REST
7 8 9
142
10 11 12
: FM SIGNAL LINE
IC2501
C9ZB00000461
VIDEO DRIVER
L2501
G1C100K00019
1 VCC COUT 32
C2505
6.3V100
S1 S1/S2
2 31
C2502
C2506
6.3V1000
0.1
3 S2 VOUT 30
R2502 C2507
0 0.01
CIN VSAG
4 29
5 MUTE1 GND 28
C2508 R2503
1 100
VIN YOUT
6 27
R2504
100
MIX/CPS YSAG 26
7
C2509 R2510
1 100
YIN
8 GND 25
C2510
6.3V22
24
9 BIAS CYOUT
R2508
120
R2506 0
ACLAMP
CYSAG
10 23
/BIAS
CYIN GND
11 22
12 SD/HD CBOUT 21
13 CBIN CBSAG 20
14 MUTE2 GND 19
CRIN CROUT
15 18
16 VCC CRSAG 17
SA-BTT775GA/PU AV
10 11 12
13 14
A
B
R2501
75
C
D
E
F
G
CIRCUIT
H
13 14