A-Board (3 Of 4) Schematic Diagram - Panasonic TX-32LX1X Service Manual

TX-32LX1X / TX-32LX1M / TX-32LX1A / TX-32LX1T / TC-32LX1H / TC-32LX1DJ / TX-26LX1X / TX-26LX1M / TX-26LX1A / TX-26LX1T / TC-26LX1H

11.11. A-Board (3 of 4) Schematic Diagram

21
22
TO
K-BOARD
(K3)
A3
R3329 R3600
0
1k
R3633
0
R3634
0
R3635
0
23
24
25
26
R3562 R2168
R2292
0 100 1k
C2132
R2294
50V R2293
6.8k
1000p R2295
1k
R3563 R2169
6.8k
0 100
C2133
50V
1000p
C2136
50V
R2173
0.01u
C2138
220
50V
R2170
0.01u
0
R2171
0 R2174
C2140 220 +
50V C2142
50V 10u
0.01u
+
27 C2143
C2141 50V
50V 10u
0.01u
FL3117
J0HAAC000010
3 1
2
FL3118
J0HAAC000010
J0JCC0000241
3 1
2
R2189
0
R2186
0
28
29
30
31
TC-26/32LX1H,TC-32LX1DJ
TX-26/32LX1A/M/T/X
A-Board (3 of 4) Schematic Diagram
16
TP3286
R2178
MAIN5V
100
R2184 C2158
L2103
16V
10k
J0JCC0000100
100u
R2195 R2196
C2156
16V L2104 100 100
0.1u J0JHC0000078
IC2102
C1AB00001755
MSP
0 25 80 5.0
26 79
0 0
27 78
0 0 C2169
NC I2C_DA
DACM_L D_CTR_I/O_1 50V
28 77
0 NC I2C_CL 0 1p
NC NC
29 DACA_R NC 76
0 0
DACM_SUB DACA_L STANDBYQ NC
30 75
0 0 X2101
VREF2 ADR_SEL
NC AUD_CL_OUT
H0J184500020
0 31 DACM_R D_CTR_I/O_0 74 0
NC TP C2170
0 32 MSP3410G-QA-B8-V3 73 0
50V
SC2_OUT_R XTAL_OUT
1p
3.9 33 CAPL_A ANA_IN1+ 72 2.1
SC2_OUT_L XTAL_IN
AHVSUP AVSUP C2165
3.8 34 71 2.1
VREF1 CAPL_M AVSUP TESTEN
35 70
0 0
NC NC
SC1_OUT_R ANA_IN2+
36 69
3.7 NC NC 0
AHVSS AVSS
SC1_OUT_L ANA_IN-
37 68
3.7 1.4
C2172
38 67 50V
8.0 1.4 C2176 C2178
L2105 47p
50V 50V
8.0 39 66 5.0 J0JCC0000241 10p
22p
7.0 40 65 5.0 R2205
470
C2173 L2109
C2166
C2147
50V ELESN6R8KA
16V 50V
56p
0.01u
0.1u
C2168
16V
100u
C2163
C2152
C2153
10V
50V 16V
1u
3.3u 0.1u
C2162
C2304 C2305 50V
16V 16V
C2161 10u
0.1u 0.1u
16V
0.1u
C2307
16V
0.1u
IC2106
AN77L08M-E1
8V
L2101 L2107
MAIN9V
8.0 9.0 J0JCC0000241
AA8V 1 IN 3
OUT
C2171 C2174
C2150 C2154 C2160
16V 16V
16V 16V COM 16V
0.1u
470u 100u
0.1u 0.1u
2
0
R2197
0
R2198
0
D2101
MA3X152E0L
17 18
A-BOARD (3/4)
TXN/A10KSN(TX-32LX1M)
TXN/A10KTN(TC-32LX1H,TX-32LX1A/T/X)
TXN/A10KZN(TX-26LX1M)
TXN/A10LAK(TC-26LX1H,TX-26LX1A/T/X)
TXN/A1KYNJ(TC-32LX1DJ)
R3369
0
R2225
100
R2226
100
IC2301
AJ_SDA1 C2206
C1BA00000278
16V
AJ_SCL1
100u
AAH_HP_L
HP/SP AMP(L)
+
C2220
50V 3.0
28 HP OUT
MAIN SOUND AMP 0.047u
13.2 6dB
R2238 27
LIPPLE
10
FILTER
C2224
0
26
SOUND_14V 35V NC L
220u
JS2111 14.0 0
SOUND14V 25
SW GND
R2239
3.5 27 3.6 SW REG.PART
Q2117 24 SW
SW
C2203 B
DRV
2SD1266AQ0LB
25V 3.4 3.4
23 SW
R2202
470u E
220
L2114-A R2235
3.4
D2105 0 22 SW
220u
B0JCME000025
OUT
14.0
C2213 21 Vcc(SW)
50V
2.2u 14.0
20
Vcc
R2231 C2217 14.0
To SP(L) 19
2.2 25V
C2221
470u
50V 3.4
18
1000p
L- 3
TP2101
1.7
50V R2200 17 OUT-
47p
0 2 TP2103
1.7
16 OUT+
L+ 1
0
C2211 C2214 15
50V 50V POWER GND
A21
C2180 0.1u 0.1u
50V
10p R2229 R2232
2.2 2.2
R2208
100
IC2302
C1BA00000278
C2205
16V
100u HP/SP AMP(R)
AAH_HP_R
+
C2219
3.0 28
50V HP OUT
0.047u
13.2 27 6dB
LIPPLE
R2237 FILTER
C2225
10
0
1/2W 35V 26
NC
220u R
0
JS2112 SOUND14V 14.0 25
SW GND
R2240
3.5 3.6 SW REG.PART
27 24 SW
Q2118
SW
B
C2204 2SD1266AQ0LB DRV
25V 3.4 3.4 23
SW
470u E
D2106 L2116-A R2236
3.4 22
B0JCME000025 220u 0 SW
OUT
14.0 21
C2216 Vcc(SW)
50V
2.2u 14.0
20
14.0
To SP(R) R2234 C2218 19
2.2 25V
C2222
470u
3.4
50V 18
1000p
R-
3
TP2102
1.7 17
OUT-
2
TP2104
1.7 16
OUT+
R+ 1
0
C2212 C2215 15
50V 50V POWER GND
A22
0.1u 0.1u
R2230 R2233
2.2 2.2
19 20
54
C2238
50V
0.01u
C2244
10V R2250
1u
3.3 100
HP IN 1
R2248
3.3 C2239
2 C2228
H/P 100k
35V 10V
STB SW
1u
13.0 47u
3
LIPPLE
FILTER
2.6
AMP 4
STB SW
0
NC 5
HLS
0 C2229
6
NC 50V
33u
2.7
7
ON TIME
0
8
NC
0
9
PRE GND
0 C2234
10 R2252
NC 50V
0
2.2u
3.4
IN 11
+ TP2105
BEEP 3.4
12
R2253
12k
0
13 C2250
C2230 C2235 R2269
POWER GND 50V
50V 100k
50V
0 0.01u
14 2.2u 6800p
POWER GND
C2240
50V
0.01u
R2251
100
1 3.3
HP IN
2 3.3 C2231 C2241 C2245
H/P R2249
10V 10V
STB SW 35V
100k
1u 1u
13.0 47u
3
LIPPLE
FILTER
2.6
4
AMP MAIN9V
STB SW
0 R2244
NC 5 MAIN9V
0
HLS R2247
6 0 C2232 0
R2258 R2260
NC
50V 10k
10k
33u
7 2.7
ON TIME
Q2124
C2247 2.6
8 0 R2261
R2266
NC 50V 2SC584500L
20k 10k
10u
0
9 R2259
PRE GND
20k -0.6
0
10 0
NC
3.4
11 C2236
IN R2254
50V
0
2.2u
BEEP 12 3.4
TP2106
+ 0
13 0 R2268
POWER GND 10k 0.6
R2255
C2233 C2237
0 50V 12k
14 50V
Q2125
POWER GND 2.2u 6800p
0
2SC584500L
TC-26/32LX1H,TC-32LX1DJ
TX-26/32LX1A/M/T/X
A-Board (3 of 4) Schematic Diagram
21 22
41
42
43
44
45
46
47
48
49
R2405
10k
Q2126
2SC584500L 0
R2274
1k 0
C2257
50V 0
22u
Q2127
0
2SC584500L
R2276
1k 0
C2258
50V 0
22u
50
51
52
53
54
23