Schematic Diagram - Av Board (2/3) - Sony DVP-CX985V Service Manual

DVP-CX985V
7-33. 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 67)
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
(Page 83)
Q202,203
B+ SWITCH
R147
0
Q203
2SB710A-RTX
EVER+11V
R140
10k
C203
330
R141
6.3V
5.6k
R138
100k
R139
100k
Q201
Q201
B- SWITCH
2SB709A-QRS-TX
SW-11V
L201
100µH
+5V REGULATOR
(Page 83)
IC201
NJM78M05DL1A-TE1
R137 R100
2.2k 10k
C202
47 C208
C201 C207
25V 47
47 47
25V
25V 25V
D_GND
C210
0.01
SW-10V
(Page 81)
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
R156
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
47k 0.00022
R219
C238
2.2k
0.0047
C257
R188 R191 C221 R207 47 R235
C242
1k 2.2k 330p 820 50V 470
330p
C250
47
25V
Q220
2SD1938(F)
-T(TX)
MUTING
MIX AMP
IC205
C249
NJM4558M-TE2
47
25V
Q219
2SD1938(F)
-T(TX)
MUTING
C237
R187 R190 C220 R200 R229
330p C266
470
1k 2.2k 330p 820
47
50V
C218 R186 C230
R214
0.0039 1k 0.0047
2.2k
R226 C273
47k 0.00022
R225 C272
47k 0.00022
R218
C217 R185 C236
2.2k
0.0039 1k 0.0047
C256
R184 R194 C227 R205 47 R228
C241
1k 2.2k 330p 820 50V 470
330p
C248
47
25V
Q218
2SD1938(F)
-T(TX)
MUTING
MIX AMP
IC204
NJM4558M-TE2
Q217
2SD1938(F)
-T(TX)
MUTING
C247
47
25V
C235
R169 R183 R197 C226 R199 R234
330p C263
820 1k 2.2k 330p 820 470
47
50V
R168 C216 R182 C229
R212
820 0.0039 1k 0.0047
2.2k
R224 C271
47k 0.00022
82
Q211
2SB709A
-QRS-TX
Q205,208,211
MUTING R142
10k
CONTROL
SWITCH
10k
C204
1000
16V
R167
820
C215 R181 C234
0.0039 1k 0.0047
R166 R180 R193 C225 R203
820 1k 2.2k 330p 820
R250
100
R249
100
R243 R246
3.3k 100k
MIX AMP
IC203
NJM4558M-TE2
R242
3.3k
R245
100k
R165 R196 C224 R198
820 2.2k 330p 820
C214 R179 C228
0.0039 1k 0.0047
R248
100
R164 R178
820 1k
R247
100
R163 C213 R177 C232
820 0.0039 1k 0.0047
R162 R176 R192 C223 R201
820 1k 2.2k 330p 820
R241
3.3k
MIX AMP
IC202
NJM4558M-TE2
R240
3.3k
R161 R195 C222 R293
1.3k 5.6k 470p 1.8k
R160 C283
1.3k 0.0033
82
C209
R153
1 Q210
10k
50V 2SB709A-QRS-TX
R155
10k
Q204,207,210
MUTING CONTROL SWITCH
Q207
DTC124TKA-T146
Q204
UN2213-TX
R152
47k
R223 C270
47k 0.00022
R217
2.2k
C240
330p C254
47 R233
50V 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
C261
R232
47
C233 470
50V
330p
R210
2.2k
C269
R222
0.00022
47k
R221 C268
47k 0.00022
R216
2.2k
C239
330p C252
47 R231
50V 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
R230
C259
470
47
C231
50V
470p
R208
5.6k
R220 C267
47k 0.00022
1L
1R
2R
2L
(Page 81)
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