A-Board (6 Of 10) Schematic Diagram - Panasonic TC26LX70 Service Manual

TC-26LX70 / TC-32LX70

15.14. A-Board (6 of 10) Schematic Diagram

1
2
3
4
MAIN3.3V SOUND15V
TP2037 Q2301
R2331
220 B1ADCE000009
To SOS
AG_SOUND_SOS
R2302
C2301 2.2k
R2330
10V 3.9k
0.1u
L2310
R2301 J0JJC0000011
D2301
2.2k
MA2J11100L
C2349
C2302 R2305
10V 0.1u
470
0.1u
R2350
R2351 10k
10k
AMP_MUTE
R2352
47k
R2353
10k
R2354
JS2077
47k
JS2078
5
6
MUTE
OPERATE
AMP_MUTE
SUB9V
JS2115
C2103
100u
16V
STB5V
Q2059
B1ABCF000115
R2153
100k R2132
100k
Q2060
R2148
B1ABCF000115
R2139
56k R2154
10k
10k
MUTE
OPERATE
AG_AUDIO_MUTE
R2130 Q2056
10k
R2131
B1ABCF000115
10k
MUTE
OPERATE
A_MON_MUTE
7
8
TC-26/32LX70
A-Board (6 of 10) Schematic Diagram
46 47
SOUND_12V
IC2303
C0DBGYY00202 C2371
SOUND12V L2308
16V
J0JJC0000011
0.22u C2373
D2302 MA2J11100L 16V
C2311 C2315
16V 16V 0.22u
AUDIO AMP
0.22u C2361
3 VIN 1 0.22u
25V
VOUT R2317 R2362
470u
C2352 10 10
1 GVDD_B 44
16V L2300
50V GVDD_A
VSS
1u G1C100M00044
C2317 0.033u
2 2 OTW 43
BST_A
25V
3 NC 42
OPERATE NC
4 NC 41
SOS
PVDD_A
C2353 C2303
5 SD 40 50V 25V
C2325
PVDD_A 1u
0.1u
50V
D2303 PWM_SP_R+
6 PWM_A 39 0.47u
MA2J11100L OUT_A
7 RESET_AB 38
GND_A
PWM_SP_R-
Q2302 8 PWM_B 37
R2306 GND_B
B1ABCF000115 68k
9 OC_ACJ 36
OUT_B
L2302
10 GND 35 G1C100M00044
PVDD_B C2355
C2305
25V
11 AGND 34 C2319 50V 25V
BST_B 0.1u 1u
0.033u
OPERATE 12 VREG 33 25V C2321
BST_C
0.033u
RESET C2313
13 M3 32
PVDD_C
50V
0.1u
14 M2 31
OUT_C
L2304
0V C2357 C2307
15 M1 30 G1C100M00044
50V 25V
GND_C
0.1u 1u
PWM_SP_L+
16 PWM_C 29
GND_D
17 RESET_CD 28
C2331
OUT_D
50V
PWM_SP_L-
18 PWM_D 27
0.47u
PVDD_D
C2359 C2309
Q2303
0V 19 NC 26 50V 25V
B1ABCF000115 PVDD_D 1u
0.1u
20 NC 25
NC
R2325 C2323
25V 0.033u
21 VDD 24
10
R2319 BST_D
L2306
R2321
22 GVDD_C 23 G1C100M00044
10
C2329 GVDD_D
C2363 C2327 10
16V
0.22u 16V
0.22u
16V
0.22u
C2365
C2369 C2367 16V
0.22u 0.22u 0.22u
16V 16V
D2066
MA2J11100L
TO
G-BOARD
A8
(G4)
1
TP3050
V3_R 2
R2145
100k 3
GND TP3051
V3_L 4
R2142
TP3052
Q2053
22k 5
HP_DET
D2064
B1ADCE000009
R2263 TP3053
MA2J11100L 6
1M HP_L
7
GND TP3054
D2063
MA2J11100L 8
HP_R
9
Q2057
GND TP3055
B1ADCE000009
V3_V 10
11
GND
D2062
MA2J11100L
R2140
100k
STB3.3V
TO
V-BOARD
A9
(V1)
1
GND
2
STB3.3V
3
IR(REMOTE)
3
4
4
GND
5
LED(R)
3
4
48 49
! A-BOARD (6/10)
TNPH0682S (32inch)
TNPH0682ACS (26inch)
C2337
C2333
R2315 0.022u
50V 3.3
50V TERMINAL,AVSW
0.1u
C2377
50V
0.022u
C2375
50V
0.022u
C2335 C2389
R2308
50V C2339 50V
3.3 0.022u 1000p
0.1u TO SPEAKER
50V A5
C2387 TP2303
1 R+
50V
1000p TP2305
2 R-
TP2307
3 L+
C2385
TP2310
50V 4
L-
1000p
C2383
C2341 C2345
50V
0.022u
50V R2313 1000p
50V
0.1u 3.3
C2379
50V
0.022u
C2381
50V
0.022u
C2343
R2311 C2347
50V
3.3 0.022u
0.1u
50V
V3_R
V3_L
HP_DET
HP_L
HP_R
JS3055 0
V3_V
TO
AP-BOARD
A3 (AP3)
TP3016 AG_SOS
SOUND15V 1
C3348 TP3006 NC
L3034
10V
J0JHC0000078
0.1u 2 SOUND_VCC
C3399 C3397
16V 16V 3
0.1u 0.1u SOUND_VCC
TP3060
4 SOUND_GND
G AG_RMIN JS2076
TP3003
1 5 SOUND_GND
G FL2805 TP3008 0
AG_TV_MAIN_ON
2 J0HAYY000011
UN24V_MUTE 6
TP3061 UN24V_MUTE
L3033 AG_KEY3
BT30V TP3004
J0JHC0000078 7
AG_R_LED_ON BT_30V
C3096
G C3098 AG_TV_SUB_ON
50V
1 50V 8 SUB9V
G FL2807
0.1u 0.1u
2 J0HAYY000011
9 NC
TP3019 TP3009
SUB9V
G 10
GND
G
11 GND
FL3053
F1J1A1050020
12 GND
INV_SOS/ECO_ON
13
TP3002 GND
AG_KEY1(CON-PANE)
14
DGND
PANEL_STBY_ON/PANEL_VCC_ON
15
FL3052
F1J1A1050020
DTV9V 16 DGND
TP3017 TP3007
G 17
DTV9V
G
18 DTV9V
19
FL3051
F1J1A1050020
SUB5V 20
TP3015 TP3005 GND
G 21
SUB5V
C3160 C3159 G
10V 6.3V 22 SUB5V
0.1u 47u
23 NC
TP3001
50 51
54
AG_SOS
AG_TV_MAIN_ON
AG_KEY3
AG_TV_SUB_ON
INV_SOS/ECO_ON
AG_KEY1(CON-PANE)
PANEL_STBY_ON/PANEL_VCC_ON
INV_PWM
ADIM
INVERTER_ON
AG_SOUND_SOS
AG_AUDIO_MUTE
UN24V_MUTE
A_MON_MUTE
AMP_MUTE
PWM_SP_L-
PWM_SP_L+
PWM_SP_R-
PWM_SP_R+
HDMI_INT2
RF_R
RF_L
DTV_R
DTV_L
MAIN_Y/CVBS
MAIN_PB/C
MAIN_PR
SOY
AD_SCL2
AD_SDA2
AG_R_LED_ON
AG_RMIN
SPDIF_OUT
AG_VIDEO_STATUS
STB3.3V TO TP1223
AP-BOARD
ADIM
A4 (AP4)
TP4101
R4005 R4105
47k 0
1 TV_SOS
STB5V 2
C4078 C4076 GND
TP4102 FL4035
10V 16V
0.1u 0.01u TP1222 J0HAYY000011
3 STB5V
INVERTER_ON G
L4091
4 GND 3
J0JHC0000078 G
4 2
5
NC(ODU_OFF)
TP4103
0 R4109 6
TV_MAIN_ON
TP4104
0 R4110 TP1224
7 ALL_OFF(MAIN_SW_DET)
INV_PWM
TP4105 0
R4107 8 TV_SUB_ON(AC_ON)
STB3.3V
9
TP4107 GND
TP1221
PNL12V 10 GND
L4093 R4006
J0JHC0000078
INV_SOS/ECO_ON 47k
11 PANEL_VCC(12V)
C4082 C4079
50V
50V 12
PANEL_VCC(12V)
0.1u 0.1u
TP4108
13
TP4109 R4113
0
14 KEYSCAN(LX70)
TP4110
0 R4114
15
PANEL12V_ON(LX70)
16
R4014 NC(LX70)
47k
17
NC(LX70)
INVERTER_ON
18
INV_ON
19
GND
20
GND
21 GND
22 NC(LX70)
23
NC(LX70)
TC-26/32LX70
A-Board (6 of 10) Schematic Diagram
52 53
to(7/10)
AG_SOS
AG_TV_MAIN_ON to(3,7/10)
AG_KEY3
to(3/10)
to(7/10)
AG_TV_SUB_ON
R2619 0
AG_INVERTER_SOS to(7/10)
AG_KEY1(CON-PANE) to(7/10)
R2694 0
AG_PANEL_STBY_ON/PANEL_VCC_ON to(7/10)
to(10/10)
INV_PWM
ADIM to(10/10)
R4116 2.2k
AG_INVERTER_ON to(7/10)
R4013
47k
to(4,7/10)
AG_SOUND_SOS
AG_AUDIO_MUTE to(4,7/10)
UN24V_MUTE to(2/10)
AG_A_MON_MUTE/SP_MUTE to(7/10)
D2059
MA2J11100L
AMP_MUTE
PWM_SP_L-
to(4/10)
PWM_SP_L+
PWM_SP_R-
PWM_SP_R+
to(9/10)
HDMI_INT2
AUDIO_R
AUDIO_R
to(4/10)
AUDIO_L
AUDIO_L
RF_R
to(10/10)
RF_L
DTV_R
to(4/10)
DTV_L
MAIN_Y/CVBS
MAIN_PB/C to(9/10)
MAIN_PR
SOY
DTV_V
DTV_V
to(10/10)
RF_V
RF_V
AD_SCL2
to(2,4,10/10)
AD_SDA2
HP_R
HP_R
HP_L
to(4/10)
HP_L
AG_R_LED_ON
to(7/10)
AG_RMIN
to(4/10)
SPDIF_OUT
to(7/10)
AG_VIDEO_STATUS
FL4032
J0HAYY000011
G
3 1 TO
G
TP1220
A16 LCD PANEL
4 2
1
GND
2
CURRENT
3
INV_ON
1
4
INV_PWM_A
5
INV_SOS
FL4034
J0HAYY000011
G
3 1
G
4 2
FL4031
J0HAYY000011
G
3 1
G
4 2
54