H-Board (2 Of 4) Schematic Diagram - Panasonic TX-32LXD500 Service Manual

11.7. H-Board (2 of 4) Schematic Diagram

1
2
MAIN3.3V_1
3
4
5
6
7
TX-26/32LXD500 TX-26/32LX500F/P H-Board (2 of 4) Schematic Diagram
10 11
All manuals and user guides at all-guides.com
MAIN_5V
TP134
MAIN3.3V_1
L2104
ELJPA470KF TP131
R2246
0
470 Q2115
0
2SD13280TL
0
MUTE
C2353
16V
100u
C2351 C2350
50V 50V
HP_L1
10u 0.1u
R2252
C2352
D2124 16V 470
R2248
MAZ80560ML 0.1u
33k
R2245
4.7
HP_R
IC2101
C1BB00000931
HP AMP
C2347
16V
22u
R2123
0
R2249
2.2
2.2k C2348
0
50V
0.1u R2121
C2349 Q2113 0 0
10V B1ABCF000138
1u
MUTE
L2105
J0JHC0000078
R2110
10k C2112 R2127
C2113 R2125 4.7k
1u
1u R2119
10V 100
10V
47k
4.3
Q2103
R2115 C2116 3.7
33k 47p 2SA207700L
R2111
50V
10k AMP
0
R2126
C2105 C2106 GND
4.7k
16V 16V
100u 0.1u
R
R2124
4.3
IC2102 100
L
3.7
Q2102
VCC
C0ABBB000038 2SA207700L
0
AMP
AMP C2117
C2115
50V
R2112
47p 50V
33k 0.1u
C2119
R2118 C2118
47k 25V 25V
22u
22u
D3021
R3048 MA3X152D0L
1.5k
D3023
MA2J11100L
R3180
D3020 100
SOS2
B0BC3R400001
R3050
10k
R3051 D3022
Q3008 MA2J11100L R2232
10k
Q3009 TP135 0
2SA207700L R3049
B1ABCF000138
10k
*IC2111
C1BB00000712 *C2056
16V
*L2017
0.1u
*R2042 *C2057 J0JHC0000078
TV_L
1 Vin1 8
1u 16V GND C2051
220 16V
1u
*R2043 R2050
DC_OUT 0
2 SW1 7
Vout
330
AV1 L
*R2044 *C2058
DVB_L
3 Vin2 6
C2218
1u 16V VCC
220 16V
1u
*R2045
O4
0 4 SW2 5
Vin3 *C2055
LXD500 ONLY 16V
1u
TV/DVB SEL
TV/DVB SEL
*IC2112
C1BB00000712 *C2054
16V
*L2018
0.1u
*R2046 *C2059
TV_R J0JHC0000078
1 Vin1 8
1u 16V GND C2052
220 16V
R2052
1u
*R2047
DC_OUT 0 330
2 SW1 7
Vout
AV1 R
*R2048 *C2060
DVB_R
3 Vin2 6 C2219
1u 16V VCC
220 16V
1u
LXD500 ONLY *R2049 *C2053
O4
4 SW2 5
Vin3 1u 16V
0
12 13
AA_HP_L
TP132
AA_HP_R
C2357
16V
100u
0
Q2114
0
C2356
2SD13280TL
16V D2125
0
MUTE 0.1u MAZ80560ML
R2247
4.7
SUB9V_1
IC2103 D2104
MA3X152K0L
AN77L08M-E1
MSP 8V
8V 8.0
1
OUT
C2131
16V COM
0.1u
2
0
R2231 C2217 C2132
0 25V 25V
C2123
47u 47u
10V
R2128
2.2u
100
HEADPHONE R
C2125
50V
1000p
R2129
100
C2124 C2126
50V
10V
1000p
2.2u HEADPHONE L
8V
L2106
J0JHC0000078
R2130
10k
R2168
C2129 C2130 4.7k
R2165
1u 1u *R2147 R2149
100
10V 10V 47k
27k
1.1
R2131 R2137
C2134 Q2104 0.5
10k 33k 47p
50V 2SA207700L
0
AMP
C2127
GND
16V C2128
100u R2169
16V
0.1u R 4.7k
R2166
1.1
100
IC2104 L
0.5
Q2105
C0ABBB000038 VCC
0
2SA207700L
AMP
AMP C2143
C2133
R2132 50V
47p 50V 0.1u
33k
L2108
J0JCC0000241
*R2138 R2148
47k 27k
8V
*C2153
*C2151
16V 16V
1u 1u
C2144
16V
R2135
330 1u
AV4_LO
C2220
D2105
MAZ81400ML
1u 16V
R2136 C2145
4.4 34 22 3.9
AV4_RO 330 1u 16V
D2106
AV1_LO MAZ81400ML 4.4 0
C2221 35 21
ROUT1 NC
*R2139 1u 16V
4.3 36 20 0
BIAS MUTE
220 + SDA LOUT4
C2147
SD_MONO_IN_L *C2135 16V 100u 4.3 4.3 C2162
37 19
L9 R8
1u 16V 1u 16V
SD_MONO_IN_R IC2105 C2163
*C2136 4.3 38 18 4.3
R9 L8
1u 16V 1u 16V
*R2133 *R2140
C2137 4.3 AN15861A-VT 4.3 C2164
220 39 17
0 L10 R7
0.1u 50V 1u 16V
C2138 C2165
4.3 40 AUDIO SW 16 4.3
R10 L7
0.1u 50V 1u 16V
*C2166
C2139 4.3 41 15 4.3 1u:LXD500
L11 R6
0.1u 50V 0.1u:LX500F/P
4.3 4.3 *C2167 1u:LXD500
C2140 42 L1 NC 14
R11 L6
0.1u 50V
0.1u:LX500F/P
*C2168
C2141 4.3 43 13 4.3
L12 R5
0.1u 50V 1u 16V
C2142 4.3 4.3 *C2169
44 12
0.1u 50V 1u
16V
AV1_RO
C2161
D2119
16V MAZ31200ML
100u
14 15
41
TX-32LXD500 / TX-26LXD500 / TX-32LX500F / TX-32LX500P / TX-26LX500F / TX-26LX500P
H-BOARD (2/4)
TXN/H10LLM(TX-26/32LXD500)
TXN/H10LMM(TX-26/32LX500F/P)
IN 8.7
3
C2146
16V
0.1u
SPEAKER R
SPEAKER L
C2172
50V
3300p
C2216
10V
10u
R2221
0
R2170 220 PC_RIN
R2171 220 PC_LIN
R2172 220 TV_R
R2173 220 TV_L
*R2174
DVB_R
LXD500 ONLY
220
*R2175
DVB_L
220
*R2176 HDMI_R
220
*R2177 HDMI_L
220
*R2255
0
*R2256
0
LX500F/P ONLY
TX-26/32LXD500 TX-26/32LX500F/P H-Board (2 of 4) Schematic Diagram
16 17
11
12
13
14
SUB9V_1
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
18