Panasonic SA-XH170EB Service Manual page 96

SCHEMATIC DIAGRAM - 4
I
A MAIN(HDMI) CIRCUIT
J
K
FOC_DRV
OPEN_SW
CLOSE_SW
R8260 R8259
10K 10K
PW_D+3R3V
R8261 R8262
10K 10K
TRV_DRV
FWD
L REV
L8251
J0JHC0000117
PW_M+9V
LD-
LD+
TR+
TR-
F-
F+
C8256
0.1
M MGND
K8251
0
N
CL8101
C8112
O
P
1 2 3
: +B SIGNAL LINE : CD/DVD VIDEO INPUT SIGNAL LINE
: CD/DVD AUDIO INPUT SIGNAL LINE : HDMI/OPTICAL/AUX/TUNER/TV AUDIO INPUT SIGNAL LINE
R8268 C8264
33K 0.1
R8266
1K
IC8251
C0GBY0000117
5CH MOTOR DRIVER
1 VINFC MUTE 28
R8267
2 TRB_1 BIAS 27
1K
3
REGO2 VINTK 26
R8263
4 VINSL TRB_2 25 4.7K
5 REGO1 NC
24
6 FWD VINLD 23
7 REV GND 22
R8264
29 30 1K
GND GND
8 VCC VCTL 21
L8252
9 VOTR- NC 20
J0JHC0000117
10 VOTR+ PVCC 19
11 VOSL+ VOLD- 18
12 VOSL- VOLD+ 17
13 VOFC- VOTK- 16
14 VOFC+ VOTK+ 15
C8252
16V47
C8251 R8265 R8258
6.3V100 1K 6.19K
K8252
0
D8102 D8101
B0ECKP000062 B0ECKP000062
IC8112
IC8111
C0DBEYY00175
C0DBEYY00215
+3.3V VOLTAGE REGULATOR
+1.8V VOLTAGE SUPPLY REGULATOR
1 VO VIN 8
CTL VCC GND 1.8V ADJ
R8110
47K
1 2 3 4 5
C8101
2 FB NC 7
4.7
R8111
R8101 15K
270K
3 GND NC 6
C8114
0
NC EN
4 5
C8111 R8102
1 10 130K
T1
4 5 6
: AUDIO OUTPUT SIGNAL LINE
: VIDEO OUTPUT SIGNAL LINE
TO MAIN(HDMI)
CIRCUIT (1/6)
HD: MAIN(HDMI): SCHEMATIC DIAGRAM - 1 ~ 6
MI: MAIN(MICON): SCHEMATIC DIAGRAM - 7 ~ 11
INNER_SW
DRVSB LB8012
GND TR-
TRK_DRV
TR+
SPN_DRV
CLOSE_SW
OPEN_SW
LD-
LD+
PW_USB_5V
T-
T+
RF_J
DA3X103E0L
R8255
2K
1
R8254 R8253 C8263
2.2 2.2 0.1
2
R8256
2K
RF_K
VDD_AFE
PW_VDD1R8V
PW_D+5V
LB8121
J0JHC0000045
C8121
0.1
DUPTDO
DUPRDO
C8113
4.7
DUPTDI
DUPRDI
DOWNLOAD
7 8 9
96
: USB SIGNAL LINE
FP8251
1 SP-
2 SP+
3 INNER_SW TO TRAVERSE P.C.B
0
4 DGND (DVD MECHANISM UNIT BRS11D)
5 TR-
6 TR+
FP8252
5 CLOSE_SW
4 DGND
TO LOADING P.C.B
3 OPEN_SW
(DVD MECHANISM UNIT BRS11D)
2 LD-
1 LD+
D8251
3
FP8001
1 VDD_3R3V
2 DUPTDO
FOR FIRMWARE
3 DUPRDO
DOWNLOAD
4 DGND
5 DGND
FP8002
1 VDD_3R3V
2 DUPTDI
FOR FIRMWARE
3 DUPRDI
DEBUG
4 DGND
5 DOWNLOAD
1/6 2/6 3/6
4/6 5/6 6/6
SA-XH170EB/EG,SA-XH175EP MAIN(HDMI) CIRCUIT
10 11 12
P1
TO MAIN(HDMI)
CIRCUIT (5/6)
13 14