Main Board (2 Of 15) Schematic Diagram - Panasonic TH-37LRT12U Service Manual

12.3. Main Board (2 of 15) Schematic Diagram

AV1 Input
J1B
2S6RJACK(LOCK)
5
6
5 6 10
7 8 7
8 C518 C517 Z1 Z2 Z3 R1
NC/C NC/C 75
HZK7A HZK7A HZK7A
D
GND_AV GND_AV GND_AV GND_AV GND_AV GND_AV
J1C
2S6RJACK(LOCK)
AV1_CVBS_IN
13
C519 Z4 R3
NC/C 75
HZK7A
GND_AV GND_AV GND_AV
J1E
2S6RJACK(LOCK)
LEFT
AV1_AUDIO_L
16
RIGHT
AV1_AUDIO_R
19
GND 18
C549 C550 R10 R11
21
470pF 470pF 47K 47K
GND_AV GND_AV GND_AV
C
AV2 Input
J1A
2S6RJACK(LOCK)
1
2
1 2 11
3 4 3
4
C520 C521 R17
Z10 Z11 Z12
NC/C NC/C 75
HZK7A HZK7A HZK7A
GND_AV GND_AV GND_AV GND_AV GND_AV GND_AV
J1D
2S6RJACK(LOCK)
AV2_CVBS_IN
14
C522 R19
Z13
NC/C 75
HZK7A
GND_AV GND_AV GND_AV
J1F
2S6RJACK(LOCK)
B
LEFT
AV2_AUDIO_L
17
RIGHT
20 AV2_AUDIO_R
GND 18
C551 C552 R24 R25
21
470pF 470pF 47K 47K
GND_AV GND_AV GND_AV
SCART2_SV-Y_IN R337 NC/0 AV2_SV-Y_IN
SCART2_SV-C_IN R338 NC/0 AV2_SV-C_IN
SCART2_AUDIO_L R339 NC/0 AV2_AUDIO_L
7300RESET R340 NC/0 AV2_AUDIO_R
A
TH-32/37LRT12
Main Board (2 of 15) Schematic Diagram
5
AV3 Input
CON1
BASE/14P/2.0mm
AV1_SV-C_IN
AV1_SV-Y_IN
AV1_SV_DETECT TP1
1 1
1
TP5
1 2
1
R2
TP4 1 3
1
75
TP7 1 4
1
TP9
1 5
1
TP10
1 6
1
TP11 1 7
1
TP12
1 8
1
TP13
1 9
1
TP14
1 10
1
TP16 1 11
1
TP18
1 12
1
TP20
1 13
1
TP22 1 14
1
C555 C556 C523 C524 C525 R4 R5
Z5 Z6 Z7
470pF 470pF NC/C NC/C NC/C 75 75
HZK7A HZK7A HZK7A
GND_AV GND_AV GND_AV GND_AV GND_AV GND_AV GND_AV GND_AV GND_AV GND_AV GND_AV
Tuner Input
5V I2C CONTROLLER
AV2_SV-C_IN
AV2_SV-Y_IN SIGNALS
AV2_SV_DETECT
NC/330uH/DIP/10mmx10h/0.8mmx5mm-pitch
F_5V
R18
L1
75
C2
C1
NC/0.1uF
NC/220uF/35V
GND_AV GND_AV
1
SCL_5V R73 22
2
SDA_5V R21 22
3
4
R75 10
5
SIFAIN0 R370 0
6
7
GND_AV NC/BASE/7P/2.0mm
R22 10ohm
R376 0 Tuner_CVBS_IN
R328 C354
R328
330
NC/1500pF
Single TUNER
TAPE-H701F------>330 Ohm
GND_AV GND_AV
TAPQ-H701F------>68 Ohm
Earphone_L AV1_SV-C_IN
P(13) Earphone_L AV1_SV-C_IN
Earphone_R AV1_SV-Y_IN
P(13) Earphone_R AV1_SV-Y_IN
AV1_SV_DETECT
AV1_SV_DETECT P(10)
SCL_5V AV1_CVBS_IN
P(6,10) SCL_5V AV1_CVBS_IN P(6)
SDA_5V AV1_AUDIO_L
P(6,10) SDA_5V AV1_AUDIO_L P(6)
AV1_AUDIO_R
AV1_AUDIO_R P(6)
DTV_KEY_CH+
P(10,15) DTV_KEY_CH+
DTV_KEY_CH- AV2_SV-C_IN
P(10,15) DTV_KEY_CH- AV2_SV-C_IN
AV2_SV-Y_IN
AV2_SV-Y_IN
AV2_SV_DETECT
AV2_SV_DETECT P(10)
AV2_CVBS_IN
AV2_CVBS_IN P(6)
AV2_AUDIO_L
AV2_AUDIO_L P(6)
AV2_AUDIO_R
AV2_AUDIO_R P(6)
SCART2_SV-Y_IN
P(10) SDPVR_PREVIEW
AV3_SV-C_IN
AV3_SV-C_IN
AV3_SV-Y_IN
AV3_SV-Y_IN
SCART2_SV-C_IN AV3_SV_DETECT
P(10) SDPVR_GPIO75 AV3_SV_DETECT P(10)
AV3_CVBS_IN
AV3_CVBS_IN P(6)
AV3_AUDIO_L
AV3_AUDIO_L P(6)
SCART2_AUDIO_L AV3_AUDIO_R
P(10) SDPVR_REC AV3_AUDIO_R P(6)
Earphone_OUT_DETECT
Earphone_OUT_DETECT P(14)
Tuner_CVBS_IN
Tuner_CVBS_IN P(6,15)
7300RESET SIFAIN0
P(10) 7300RESET SIFAIN0
DTV_SV-Y_IN
DTV_SV-Y_IN P(6,15)
DTV_SV-C_IN
DTV_SV-C_IN P(6,15)
DTV_AUDIO_L
DTV_AUDIO_L P(6,15)
DTV_AUDIO_R
DTV_AUDIO_R P(6,15)
DTV_IR
DTV_IR
4
MAIN BOARD PCB-657-D (2/15)
!
AV1/AV2/TUNER/DTV
AV3_SV-Y_IN
AV3_SV-C_IN
AV3_SV_DETECT
AV3_CVBS_IN
AV3_AUDIO_L
AV3_AUDIO_R
Earphone_L
Earphone_R
Earphone_OUT_DETECT Earphone_OUT_DETECT
R6 R333 R334 R7 R8 R535
75 47K 47K 47K 47K 0
GND_AV
CON4
1
A5V 1
TP36
1
SCL 1
TP37
1
SDA 1
1 TP38
GND 1
TP39
1
1
VIDEO
TP40
1
SIF 1
1 TP41
GND 1
TP42
DTV_IR R371 NC/0
SDA_5V R379 NC/22
SCL_5V R382 NC/22
Need to modify the footprint for J9
Noted by Monlong 2K70425
P(6)
P(6)
P(6)
P(6)
C363
NC/220uF/35V
P(6)
P(6)
P(7,15)
P(10,15)
3
41
TH-32LRT12U-A
A+D TV Module Input
+12V +12V
GND_AV
R372 NC/0
11 1
6 R373 NC/0
R374 NC/0
12 2
R375 NC/0
7
13 3 R377 NC/0
R378 NC/0
8
R380 NC/10 R381
14 4
9
R383 NC/0
15 5
10
J9
GND_AV NC/15PIN D-SUB
VGAJACK(MALE) R384 R385 R386 R387 R388 C362
GND_AV NC/75 NC/75 NC/47K NC/47K NC/68 NC/1500pF
GND_AV
GND_AV GND_AV GND_AV GND_AV GND_AV GND_AV
R388
A+D TUNER
+12V
TAPE-H701F------>330 Ohm
TAPQ-H701F------>68 Ohm
C364 C365
NC/0.1uF NC/0.1uF
GND_AV
TH-32/37LRT12
Main Board (2 of 15) Schematic Diagram
2 1
* TH-37LRT12U/M/A
DTV_SV-Y_IN
DTV_KEY_CH+
DTV_SV-C_IN
DTV_KEY_CH-
DTV_AUDIO_R
DTV_AUDIO_L
NC/0 Tuner_CVBS_IN
SIFAIN0