Service manual

8.21. AUDIO DAC
BYPASS AUDIO OUTPUT
TO ERAPHONE OUTPUT
TP02 ࢮࠩ
ADD
MTK modify
MTK modify
RCA JACK 1*2 layo ٥ ut
AR
AL
GNDA
AUDIO_OUT2_L
AUDIO_OUT2_R
GNDA
OP1VREF
AR
AL
OP1VREF
AU2AVL
AU2AVR
VIDEO_OUT
AUDIO_OUT2_R
AUDIO_OUT2_L
VIDEO_OUT
12V
AL 3
AR 3
GNDA 3,5,22
VIDEO_OUT 3
12V 19,23
OP1VREF
OPA1V120
OPA1V120
OP1VREF
OPA1V120 OP1VREF
VCC
12V
L211
R121/0805 6A
L199 (NC)R121/0603
+
-
I139B
NJM4558 OPA
5
6
7
8 4
R498
(NC)220
R430 100
R429 100
+
-
I139A
NJM4558 OPA
3
2
1
8 4
E B
C
SOT
23
Q125
(NC)MMBT3904
1
3
2
R497
(NC)10K
C692
1000P
L188 R121/0603 3A
R415 20K
C685
150P
+
C669
220U/16V
C687
820P
+
C688 22U/50V
R525 (NC)0
R419 0
+
C748 (NC)100U/16V
+
C686 10U/50V
R499
(NC)1K
R428 5.1K
+
C691 22U/50V
C678
150P
R426 0
R496
(NC)10K
R424 20K
C693
1000P
D141
(NC)5.6V
1 2
+
C665
10U/50V
R420 10K
L187 R121/0603 3A
+
C679 10U/50V
C747
(NC)22U/50V
C681
820P
C690
1000P
R427 10K
R524
47K
R406 47K
C689
1000P
P108
AUDIO OUT RL
4
2
3
5
6
R421 5.1K
C746
(NC)0.1U
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