Schematic Diagram - Av Board (2/3) - Sony DVP-CX777ES Service Manual

DVP-CX777ES
7-34. SCHEMATIC DIAGRAM – AV Board (2/3) –
(2/3)
CN203
27P
MUTE_23
MUTE_L
MUTE_R
A-MUTE
ALT-
ALT+
ART+
ART-
A_GND
LOUT3-
LOUT3+
ROUT3+
ROUT3-
(Page 66)
A_GND
LOUT2-
LOUT2+
ROUT2+
ROUT2-
A_GND
LOUT1-
LOUT1+
ROUT1+
ROUT1-
A+5V
AGND
GND
SPDIF
D201
DAN202K-T-146
MUTE3.3V
R145
0
R158
0
+12V_ES
(Page 85)
-12V_ES
R154
0
+5V REGULATOR
IC201
NJM78M05DL1A-TE1
D_GND
C210
0.01
P_GND
(Page 85)
Q206,209,212
MUTING Q212
R135 R151
2SB709A
4.7k CONTROL C206 10k
-QRS-TX
1
SWITCH
50V
R133
4.7k
C205
R157
R144 1 R149
10k
10k 50V 10k
Q209
DTC124TKA
R143
R134 4.7k -T146
10k
Q206
UN2213-TX Q208
DTC124TKA
-T146
R150 Q205 R148
R174 R175 47k UN2213-TX 47k
820 820
R189
1k
R227 C274
C257 47k 0.00022
C238 R219
47
0.0047 2.2k
50V
100V
C242
R188 R191 R207 C258 R235
330p
1k 2.2k 820 0.1 470
100V
C221
330p
100V
C250
47
25V
Q220
2SD1938(F)
-T(TX)
MUTING
MIX AMP
IC205
C249
NJM2114M-TE2
47
25V
Q219
2SD1938(F)
-T(TX)
MUTING
C220
330p
100V
C237
R187 R190 R200 C265 R229
330p
1k 2.2k 820 0.1 470
100V
C230
C218 R186
0.0047 R214 C266
0.0039 1k
100V 2.2k 47
R226 C273
50V
47k 0.00022
R225 C272
C256 47k 0.00022
C236 R218
C217 R185 47
0.0047 2.2k
0.0039 1k 50V
100V
C241
R184 R194 R205 C255 R228
330p
1k 2.2k 820 0.1 470
100V
C227
330p
C248
100V
47
25V
Q218
2SD1938(F)
-T(TX)
MUTING
MIX AMP
IC204
NJM2114M-TE2
Q217
2SD1938(F)
-T(TX)
MUTING
C247
47
C226
25V
330p
100V
C235 C264
R169 R183 R197 R199 R234
330p 0.1
820 1k 2.2k 820 470
100V
C229
R168 C216 R182
0.0047 R212 C263
820 0.0039 1k
100V 2.2k 47
R224 C271
50V
47k 0.00022
Q211
2SB709A
-QRS-TX
Q205,208,211
MUTING
CONTROL
SWITCH
R156
10k
C204
1000
16V
R167
820
C234
C215 R181
0.0047
0.0039 1k
100V
R166 R180 R193 R203
820 1k 2.2k 820
R250
100
C225
330p
R249 100V
100
R243 R246
3.3k 100k
MIX AMP
IC203
NJM2114M-TE2
R242
3.3k
C224
R245 330p
100k 100V
R165 R196 R198
820 2.2k 820
C228
C214 R179
0.0047
0.0039 1k
100V
R248
100
R164 R178
820 1k
R247
100
C232
R163 C213 R177
0.0047
820 0.0039 1k
100V
R162 R176 R192 R201
820 1k 2.2k 820
C223
330p
100V
R241
3.3k
MIX AMP
IC202
NJM2114M-TE2
R240
3.3k
C222
470p
100V
R161
R195 R293
1.3k 5.6k 1.8k
C283
R160
0.0033
1.3k
100V
84 84
C209
R153
1 Q210
10k
50V 2SB709A-QRS-TX
R155
10k
Q204,207,210
R142
MUTING CONTROL SWITCH
10k
Q207
DTC124TKA-T146
Q204
UN2213-TX
R152
47k
R223 C270
C254 47k 0.00022
R217
47
2.2k
50V
C240
330p
100V C253 R233
0.1 470
C246
R244
47
100k
25V
R239
3.3k
Q216
2SD1938(F)
-T(TX)
MUTING
R238
3.3k
Q215
2SD1938(F)
-T(TX)
MUTING
C245
47
25V
C262
C233 0.1 R232
330p 470
100V
R210 C261
2.2k 47
C269
50V R222
0.00022
47k
R221 C268
C252 47k 0.00022
R216
47
2.2k
50V
C239
330p
100V C251 R231
0.1 470
C244
47
25V
R237
Q214 3.3k
2SD1938(F)
-T(TX)
MUTING
C281
47
16V
R257
1k
R236
C279
Q213 3.3k
47
2SD1938(F)
16V
-T(TX)
R259
MUTING
1k
C243
47
25V
C260 R230
C231 0.1 470
470p
100V
R208 C259
5.6k 47
R220 C267
50V
47k 0.00022
1L
1R
2R
2L
(Page 83)
P_GND
J201
4P
R256 100 1L
L
1GND
FRONT
R255 100 1R
R
R254 100 2L
L
2GND
REAR
R253 100 2R
R
5.1CH
OUTPUT
J202
2P
R252
100
A1
CENTER
B
A2
WOOFER
R251
100
OPTICAL
IC206
TOTX179L
OPTICAL
TRANSCEIVER
DIGITAL OUT
PCM/DIS/
DOLBY DIGITAL
Q221
2SC2712-YG
-TE85L
WAVE
SHAPER
R261
68
C280
47
16V
J301
1P
COAXIAL
R262
10k