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TX-32LX500M / TX-32LX500A / TX-32LX500X / TX-26LX500M / TX-26LX500A / TX-26LX500X
11.6. H-Board (3 of 3) Schematic Diagram
11
12
TU3201
ENG39A02GF
L3202
J0JCC0000241
L3203
J0JCC0000241
R3258
4.7k
4.6
4.5
D3203
Q3204
MA2J11100L
0
2SA207700L
R3252
AMP
0
C3251
C3252
R3245
1k
16V
16V
0.1u
47u
2.6
R3242
220
C3253
16V
2.0
0.1u
0
Q3201
2SA207700L
L3201
R3254
ELJPA220KFB
0
AMP
C3254
C3262
50V
0.1u
0.1u
50V
13
14
15
16
17
18
DAC
IC3006
C3060
16V
C1AB00000441
0.1u
8.7
0
16
SW1
1
R3152
Vcc
47
SCL1
4.3
3.6
15
SW0
2
SCL
R3157
SDA1
4.1
0.4
14
DAC4
3
SDA
R3153
10k
0
0.4
13
DAC3
4
47
SAD2
8.8
4.6
R3159
12
DAC2
5
SAD1
22k
0
0.3
11
DAC1
6
SAD0
R3158
0
0.3
10
DAC0
7
SW3
10k
0
0
9
GND
8
SW2
19
20
21
TO
GS-BOARD
(GS11)
SDRX
GND
SDTX
GND
SDIRQ
SDSW
SDRST
H-BOARD (3/3)
TXN/H10LWM
22
23
TX-26/32LX500A/M/X H-Board (3 of 3) Schematic Diagram
19
20
SUB_5V
TNRMSP_5.0V
L3204
R3260
EXCELDR35V
0
L3205
C3263
16V
G0C101K00023
1u
SCL1
C3264
C3266
6.3V
SDA1
1000u
6.3V
100u
TO
AFT1
R3263
Q3205
1k
TP098
DG-BOARD
SW1
*H2
B1ABCF000138
(DG2)
R3261
40
GND
10k
39
R3264
GND
1k
SW2
38
GND
37
Q3206
GND
R3262
36
B1ABCF000138
GND
10k
35
GND
34
GND
33
GND
R3164
32
0
GND
31
GND
TP104
HDMI_R
30
HDMI_R
29
GND
TP105
HDMI_L
28
HDMI_L
27
GND
26
SD_RXD0
25
SD_TXD0
24
C3229
C3227
GND
16V
16V
23
0.1u
0.1u
SD_RST
22
SD_IDO
21
C3216
C3214
GND
16V
16V
0.1u
20
0.1u
PC_G
19
GND
18
PC_B
17
GND
16
PC_R
15
MAIN_SW1
GND
14
PC_HD
TP096
SD_RX
13
GND
TP095
SD_TX
12
PC_VD
TP093
SD_RST
11
MAIN_SW2
GND
TP092
SD_IRQ
10
GND
*R3364
0
TP091
9
PC_G
GND
8
*R3365
TP090
GND
PC_B
0
7
*R3366
GND
0
TP089
PC_R
6
GND
*R3367
5
TP088
PC_HD
0
GND
*R3368
4
NC
0
TP087
PC_VD
3
GND
TP081
2
NC
1
TP082
GND
SIDE
TP065
TP059
RMCN
R3215
0
TP060
AI_SENSOR
AFT1
TP061
TP062
KEYSCAN
TP110
SRQ
TP063
*H8
TP106
TP064
1
SD_RX
SOS2
2
TP066
LED_R
TP107
SD_TX
3
4
TP067
SDA1
R3216
0
TP108
SD_IRQ
5
TP068
SCL1
R3217
0
6
TP069
SDA2
R3218
0
TP109
SD_RST
7
SCL2
R3219
0
TP070
TP071
SDA3
R3220
0
SCL3
TP072
R3221
0
TP074
MAIN_CVBS_OUT
TP075
MAIN_PR/B_OUT
MAIN_PB/C/R_OUT
TP076
TP077
MAIN_CY/Y/V/G_OUT
SUB_PR_OUT
TP078
SUB_PB/C_OUT
TP079
TP080
SUB_CY/Y/V_OUT
21
22
TP083
30V
SUB_9V
TO
AP-BOARD
(AP1)
H1
0
1
THUNDER_GND
0
2
THUNDER_GND
5.8
3
STB_LED
0
4
SOUND_GND
0
5
SOUND_GND
0
6
SOUND_GND
17.6
7
SOUND_16V
17.6
TO
8
SOUND_16V
GP-BOARD
17.6
9
SOUND_16V
(GP6)
0
10
GND
*H6
4.9
11
MAIN_5V
C3309
C3307
4
16V
0
TP034
1
TP032
16V
12
GND
GND
0.1u
100u
5.1
2
5.1
13
PC_5V
PC_5V
*C3241
*C3246
TP049
3
16V
0
14
10V
GND
GND
0.1u
33u
C3233
4.8
16V
15
SUB_5V
0.1u
C3242
C3247
10V
0
16
16V
GND
0.1u
33u
8.8
17
SUB_9V
C3243
C3245
16V
16V
8.8
18
SUB_9V
0.1u
TP035
22u
AV3_V
R3325
0
19
GND
0
0
20
GND
3.3
21
MAIN3.3V
C3248
C3244
0
16V
6.3V
22
GND
22u
TP036
0.1u
AV3_Y
30.0
23
BT_30V
C3240
C3249
50V
50V
0.1u
10u
TP037
AV3_C
TP038
AI_SENSOR
TP097
TP039
LED_R
0
40
HD
TP041
0
39
VD
TP042
RMCN
0.8
38
RMCN
TP043
KEYSCAN
0
37
GND
TP044
C3231
0.8
36
16V
AI_SENSOR
0.1u
TP045
AV3_S
TP130
4.2
35
AFC1
AV3_L
0
34
AFC2
C3232
2.4
33
KEYSCAN
50V
TP046
0.012u
5.0
32
SRQ
C3234
AV3_R
4.5
31
50V
SOS2
0.012u
0
30
SOUND_MUTE
TP047
4.8
29
NC
TP048
0
28
GND
3.3
STB_3.3V
27
C3230
3.2
26
LED_R
16V
0.1u
0
25
NC
MUTE CIRCUIT
4.0
24
SDA1
TO
4.0
23
SCL1
GS-BOARD
0
(GS9)
22
GND
3.3
21
TP050
*H9
SDA2
D2004
3.8
20
5.0
SCL2
1
MA3X157A0L
SUB_5V
0
19
GND
0
2
TP051
GND
R2057
4.8
18
1M
SDA3
SD_AUDIO_R_OUT
1.6
3
Q2011
SD_R_IN
4.8
17
2SA207700L
0
SCL3
4
TP052
GND
4.9
R2334
0
16
4.9
390
GND
SD_AUDIO_L_OUT
1.6
5
SD_LIN
R2056
C2063
0
15
0.3
GND
0
100
10V
6
TP053
GND
470u
0
14
GND
SD_MONO_IN_R
0
7
SD_R_OUT
4.5
13
MAIN_CVBS
0
8
GND
TP055
0
12
GND
SD_MONO_IN_L
0
9
D2006
SD_LOUT
3.3
11
MA3X152E0L
MAIN_PR/B
0
10
TP054
GND(SD_VIN)
0
10
GND
SD_REC_V
2.9
11
SD_VIN
3.6
9
MAIN_PB/C/R
0
12
GND
0
8
GND
0
13
GND
3.9
7
MAIN_Y/V/G
0
14
TP056
GND(SD_VIN)
0
6
GND
SD_VIN
0
15
SD_V_OUT
0
5
SUB_PR
0
4
GND
0
3
SUB_PB/C
H3
0
2
GND
TO
0
1
SUB_CY/Y/V
DG-BOARD
(DG3)
SIDE
23
24
40
R2068
8.2k
1%
4.4
R2069
0
560
0
R2330
Q2016
0
B1ABCF000138
SP MUTE
TO
G-BOARD
(G4)
TP033
*R2306
H4
15k
0
1
HPDET
4.8
*R2301
2
C2326
SUB 5V
C2331
16V
15k
C2329
0
3
0.047u
50V
GND
16V
100u
0.1u
*R2332
5.9
4
0
STB_LED
0
5
STB_PS_GND
0
6
GND
VCC
0.1
7
R2329
L
AV3V
0
0
8
Timer_REC_LED
IC2302
0
9
GND
AMP
C0ABBA000168
0
10
GND
R
0.2
11
AV3Y (S)
GND
0
12
GND
0
13
GND
2.6
14
AV3C (S)
*R2335
0
15
GND
0
2.8
*R2303
16
C2327
AI_SENSE
16V
15k
*C2301
3.2
17
R_LED
0.047u
50V
0.022u
0
18
GND
3.3
19
STB_3.3V
*R2304
R2338
0.8
15k
20
2.2k
REMOTE
2.4
21
KEYSCAN
0
22
AV3_LIN
0
23
R2341
S_DET
*C2320
2.2k
0
24
GND
50V
0.012u
0
25
GND
0
26
AV3_RIN
0
27
GND
0
R2322
28
GND
43k
0
29
HP_LOUT
R2328
0
30
HP_ROUT
20k
C2367
50V
C2332
33p
50V
0.1u
R2320
1k
VCC
L
C2328
16V
IC2303
100u
C0ABBA000168
AMP
R
GND
R2058
Q2012
47k
R2061
D2005
2SA207700L
MA2J11100L
4.9
1M
R2337
4.9
390
R2060
R2059
0.3
4.9
100
10k
0
C2065
C2366
C2064
R2327
50V
16V
R2321
16V
100u
20k
33p
22u
4.9
43k
Q2017
*C2315
2SA207700L
50V
*C2318
0.012u
50V
D2003
MA3X152E0L
0.012u
R2070
0
R2340
2.2k
TX-26/32LX500A/M/X H-Board (3 of 3) Schematic Diagram
25
26
ZA3205
K9ZZ00000424
ZA3201
K9ZZ00000424
ZA3204
K9ZZ00000424
ZA3203
K9ZZ00000424
ZA3202
K9ZZ00000424
TO
G-BOARD
TP025
(G5)
H5
17.5
1
SOUND_16V
17.5
2
SOUND_16V
17.5
3
SOUND_16V
17.5
4
SOUND_16V
17.5
5
SOUND_16V
TP026
0
6
SOUND_GND
0
7
SOUND_GND
0
8
SOUND_GND
0
9
SOUND_GND
0
10
SOUND_GND
L3304
TP027
4.3
11
SQ_L
J0JCC0000241
0
12
GND
L3305
TP028
4.3
13
WF_L
R2339
J0JCC0000241
0
14
GND
2.2k
TP029
4.4
15
MUTE
0
16
GND
L3307
TP030
*C2302
4.3
17
SQ_R
50V
0.022u
J0JCC0000241
0
18
GND
L3306
TP031
4.3
19
WF_R
J0JCC0000241
0
20
GND
SHILD CLIP
ZA2101
TESA169
ZA2102
ZA2106
TESA169
TESA169
ZA2103
TESA169
ZA2108
TESA169
ZA2105
ZA2109
TESA169
*C2317
TESA169
50V
0.012u
SUFFIX JW
*JS3401
AA
0
27
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