3-7
DVP-FX921/FX921K/FX930/FX930CC/FX930WM/FX935
3-7. MAIN BOARD (5/5) (AUDIO) • See page 4-1 for printed wiring board.
SE
4066_EN
AO-
BI-
VOL_C
HP1
RLINE
4066_EN
BO+
AI-
LLINE
DE1
HSHUTDOWN
BO-
DE1
BI-
VOL_PWM
HP3
HP3
DE2
A_MUTE
AO+
AI-
RLINE
HP2
LLINE
VOL_C
AV_CTRL
A_MUTE
MUTE_AMP
AOUT_R
LLINE
R_MUTE
L_MUTE
AO+
AO-
BO-
BO+
EAR_DE
AV_CTRL
AOUT_L
AOUT_R
VOL_PWM
MUTE
MUTE
HP4
A_MUTE
HP2
A_MUTE
HP1
A_MUTE
L_MUTE
A_MUTE
R_MUTE
A_MUTE
DE2
HP4
HSHUTDOWN
REF
AO+
BO+
RLINE
AO+
BO+
AOUT_L
MUTE_AMP
MUTE_AMP
EAR_DE
SE
AUDIO_VCC
AGND
+5VOP
AUDIO_VCC
AGND
AGND
-AVCC_OP
AGND
AGND
AGND
-AVCC_OP
AGND
AGND
AGND
AUDIO_VCC
+5VOP
AGND
AGND
AGND
-AVCC_OP
AUDIO_VCC
AGND
AGND
AGND
AGND
AUDIO_VCC
AUDIO_VCC
AGND
AGND
-AVCC
AGND
AGND
-AVCC
AGND
+5VOP
AGND
-AVCC
AGND
AGND
AGND
-AVCC
AGND
AGND
AGND
AGND
AUDIO_VCC
AGND
AGND
DV33
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
DV33
AGND
AUDIO_VCC
AGND
AGND
DC_IN
AGND
AGND
AUDIO_VCC
AGND
DV33
AGND
AO+
4
AO-
4
BO+
4
BO-
4
EAR_DE
2
AV_CTRL
2,4
AOUT_L
2
AOUT_R
2
VOL_PWM
2
MUTE
2
R_CH
L_CH
GREEN
GREEN
AUDIO
L_CH
R_CH
R202
1K
R202
1K
R208
45K3
R208
45K3
HR2
HR2
C178
680pF
C178
680pF
D23
PESD5V0S1BB
D23
PESD5V0S1BB
1
1
2
2
R173
1K
R173
1K
R154
47R
R154
47R
C201
22pF
C201
22pF
A_R
A_R
Q38
2N3904
Q38
2N3904
1
3
2
+
EC26
47uF/10V
5.0X5.3
+
EC26
47uF/10V
5.0X5.3
C194
18pF
C194
18pF
R192
4K7/NC
R192
4K7/NC
Q35
2N3904
Q35
2N3904
1
2
3
+ EC21
220uF/10V
8X6.5
+ EC21
220uF/10V
8X6.5
C187
1000pF
C187
1000pF
+
EC24
100uF/10V
6.3X5.3
+
EC24
100uF/10V
6.3X5.3
D15
1N4148
D15
1N4148
2
1
R204
10K/NC
R204
10K/NC
C196
680pF
C196
680pF
+
EC30
100uF/10V
6.3X5.3
+
EC30
100uF/10V
6.3X5.3
C217
10uF/6.3V
C217
10uF/6.3V
U16
74HC4066
U16
74HC4066
VCC
14
Z4
10
Z3
9
Z2
3
Z1
2
Y1
1
Y2
4
Y3
8
Y4
11
E1
13
E2
5
E3
6
E4
12
GND
7
R164
100K
R164
100K
R151
510R
R151
510R
R161
100K
R161
100K
C198
18pF
C198
18pF
+
EC31
10uF/16V
4.0X5.3
+
EC31
10uF/16V
4.0X5.3
R234
100K
R234
100K
C208
0.1uF
C208
0.1uF
FB30
100R/400mA
FB30
100R/400mA
R205
10K
R205
10K
Q41
2N3904
Q41
2N3904
3
2
1
C205
22pF
C205
22pF
C181
1uF/NC
C181
1uF/NC
C190
4.7uF
C190
4.7uF
R206
10K
R206
10K
R166
100K
R166
100K
R168
39R
R168
39R
+
EC27
100uF/10V
6.3X5.3
+
EC27
100uF/10V
6.3X5.3
R203
1K
R203
1K
C199
39pF
C199
39pF
C216
1uF
C216
1uF
R176
1K
R176
1K
R191
1M
R191
1M
R200
1K
R200
1K
R172
39R
R172
39R
R159
510R
R159
510R
C207
0.1uF
C207
0.1uF
R180
7K5/1%
R180
7K5/1%
R199
10K
R199
10K
+
EC25
100uF/10V
6.3X5.3
+
EC25
100uF/10V
6.3X5.3
Q50
2N3906
Q50
2N3906
1
2
3
HL2
HL2
R182
20K
R182
20K
C193
0.1uF
C193
0.1uF
Q33
2N3904
Q33
2N3904
1
2
3
C197
1uF
C197
1uF
Q36
2N3904
Q36
2N3904
1
2
3
C192
680pF
C192
680pF
D21
PESD5V0S1BB
D21
PESD5V0S1BB
1
1
2
2
C203
22pF
C203
22pF
Q34
2N3906
Q34
2N3906
1
2
3
D27
BAT54A
SOT23
D27
BAT54A
SOT23
2
1
3
Q31
2N3904
Q31
2N3904
1
23
C177
470pF
C177
470pF
R187
20K
R187
20K
R189
7K5/1%
R189
7K5/1%
D26
BAT54C
SOT23
D26
BAT54C
SOT23
1
2
3
C195
1uF
C195
1uF
D16
1N4148
D16
1N4148
21
D20
PESD5V0S1BB
D20
PESD5V0S1BB
1
1
2
2
C215
1000pF
C215
1000pF
R178
39R
R178
39R
R198
22K/1%
R198
22K/1%
R201
1K
R201
1K
FB32
100R/400mA
FB32
100R/400mA
R193
100K/NC
R193
100K/NC
R171
39R
R171
39R
R149
47R
R149
47R
J6
AUDIO JACK
J6
AUDIO JACK
1
2
3
+
EC23
10uF/16V
4.0X5.3
+
EC23
10uF/16V
4.0X5.3
R232
4.7K
R232
4.7K
R196
1K
R196
1K
Q29
2N3904
Q29
2N3904
3
2
1
J8
EARPHONE JACK
J8
EARPHONE JACK
1
GND
2 R
3 SW1
5 L
4 SW2
HR1
HR1
R150
510R
R150
510R
+
-
U15A
AZ4558
+
-
U15A
AZ4558
3
2
1
8
4
C204
22pF
C204
22pF
R177
1M
R177
1M
RN9
10K
0402
RN9
10K
0402
1
2
3
4
5
6
7
8
C188
680pF
C188
680pF
R233
1M
R233
1M
R186
1K
R186
1K
Q39
2N3906
Q39
2N3906
1
2
3
R157
1K/NC
R157
1K/NC
C202
22pF
C202
22pF
R190
3K3/1%
R190
3K3/1%
C175
470pF
C175
470pF
+
EC29
100uF/10V
6.3X5.3
+
EC29
100uF/10V
6.3X5.3
R194
1K
R194
1K
C186
1uF
C186
1uF
R153
220K
R153
220K
FB33
100R/400mA
FB33
100R/400mA
U14
APA2068KA
U14
APA2068KA
VOLUME
7
GND
5
LOUT-
9
RIN-
3
LOUT+
11
VOLMAX
8
SE/BTL
13
BYPASS
4
GND
12
ROUT+
14
LIN-
6
ROUT-
16
SHUTDOWN
2
MUTE
1
VDD
10
VDD
15
HOT_PAD
17
U12
NPC1729
U12
NPC1729
GND
4
VIN
2
CE
5
VOUT
1
C1-
3
C1+
6
C183
0.1uF
C183
0.1uF
R174
22K/1%
R174
22K/1%
R241
10K
R241
10K
Q40
2N3904
Q40
2N3904
1
3
2
R179
39R
R179
39R
R165
1K
R165
1K
R163
100K
R163
100K
FB27
100R/400mA
FB27
100R/400mA
+
EC28
10uF/16V
4.0X5.3
+
EC28
10uF/16V
4.0X5.3
U13
XC6351A/NC
U13
XC6351A/NC
GND
1
VIN
5
CE
2
VOUT
4
C1-
6
C1+
3
R175
100K
R175
100K
R148
10K/NC
R148
10K/NC
Q32
2N3904
Q32
2N3904
1
23
C179
1uF
C179
1uF
R147
10K
R147
10K
C191
39pF
C191
39pF
R185
39R
R185
39R
R184
3K9
R184
3K9
C182
0.1uF
C182
0.1uF
C206
10uF/10V
C206
10uF/10V
R167
39R
R167
39R
R183
39R
R183
39R
R160
220K
R160
220K
C180
680pF
C180
680pF
C200
22pF
C200
22pF
D22
PESD5V0S1BB
D22
PESD5V0S1BB
1
1
2
2
FB28
100R/400mA
FB28
100R/400mA
Q37
2N3904
Q37
2N3904
1
2
3
R188
3K9
R188
3K9
Q28
2N3906
Q28
2N3906
1
2
3
R152
220K
R152
220K
+
-
U15B
AZ4558
+
-
U15B
AZ4558
5
6
7
84
R169
100K
R169
100K
C174
0.1uF
C174
0.1uF
+ EC22
100uF/10V
6.3X5.3
+ EC22
100uF/10V
6.3X5.3
C185
1000pF
C185
1000pF
FB31
100R/3A
FB31
100R/3A
FB29
100R/400mA
FB29
100R/400mA
C176
680pF
C176
680pF
J7
EARPHONE JACK
J7
EARPHONE JACK
1
GND
2 R
3 SW1
5 L
4 SW2
R207
10K
R207
10K
HL1
HL1
R195
1K
R195
1K
R158
510R
R158
510R
R155
0R
R155
0R
R181
3K3/1%
R181
3K3/1%
R197
10K
R197
10K
C184
1uF/NC
C184
1uF/NC
A_L
A_L
R156
4K7
R156
4K7
C189
1uF
C189
1uF
+
EC20
10uF/16V
4.0X5.3
+
EC20
10uF/16V
4.0X5.3
PWM VOLUME CONTROL
PLUG
DE1/2
NON
L
IN
H
AUDIO
IN/
OUT
PHONES
B
A
C
A
D
3
4
8
7
2
B
5
1
E
G
H
F
6
9
10
11
12
MAIN BOARD (5/5)