6-3
BKPF-L752
6-3
2
3
4
5
1
A
B
C
D
E
F
G
H
BKPF-L752 (SY) : S/N 10001 and Higher
1SS226-TE85L
D501
1
2
3
1SS226-TE85L
D502
1
2
3
1SS226-TE85L
D503
1
2
3
1SS226-TE85L
D504
1
2
3
PCM1716E-BT2
IC501
VDD
8
DGND
7
VOUTL
16
XTI
5
AGND1
14
AGND2L
19
AGND2R
10
VCC1
15
VCC2L
20
VCC2R
9
XTO
6
CLKO
4
DATA
2
BCK
3
LRCK
1
ML/IIS
28
MC/DM1
27
MD/DM0
26
CS/IWO
23
MODE
24
MUTE
25
RST
22
EXTL
18
VOUTR
13
EXTR
11
ZERO
21
0.1uF
C502
16V
47uF
C507
16V
47uF
C505
16V
47uF
C503
0.1uF
C508
0.1uF
C506
0.1uF
C504
16V
47uF
C510
16V
47uF
C509
8.2k
R101
100pF
C104
1.2k
R105
1.2k
R106
1.2k
R107
1.2k
R108
0.1uF
C103
0.1uF
C110
10k
R109
0.1uF
C112
+12V
GND-A
100k
R113
100k
R114
100k
R115
100k
R116
GND-A
GND-A
+5V
1SS352-TPH3
D101
22k
R117
SSM-2142P
IC104
IN
4
FORCE+
8
V+
6
V-
5
SENS+
7
GND
3
FORCE-
1
SENS-
2
0.1uF
C119
0.1uF
C122
100k
R502
GND
+12V
0.1uF
C118
100k
R213
100k
R214
-12V
0.1uF
C212
0.1uF
C210
+5V
8.2k
R201
10k
R209
100pF
C204
1.2k
R208
1.2k
R207
GND-A
GND-A
1.2k
R206
0.1uF
C219
1.2k
R205
0.1uF
C205
SSM-2142P
1
RV101:CH1 GAIN ADJ.
IC204
IN
4
FORCE+
8
V+
6
V-
5
SENS+
7
GND
3
FORCE-
1
SENS-
2
22k
R217
GND-A
0.1uF
C222
+12V
1SS352-TPH3
D201
100k
R216
0.1uF
C203
100k
R215
-12V
OUT1L+
1
OUT1L-
1
OUT1R+
OUT1R-
GND-A
GND-A
RL101
1
0
4279
8
3
1
RL201
10
4
279
8
3
1
PWONM
3
+5V
+5V-A
GND-A
E3
E4
GND
GND
16V
47uF
C501
16V
10uF
C109
0.1uF
C116
16V
47uF
C120
16V
47uF
C121
16V
47uF
C220
16V
47uF
C221
1SS226-TE85L
D511
1
2
3
2SD999-T1CK
Q505
GND
TL7705ACPSR
IC505
RESET
6
VCC
8
GND
4
RESET
5
SENSE
7
RESIN
2
VREF
1
CT
3
10k
R509
10k
R510
0.1uF
C523
0.1uF
C524
+5V
GND
GND
GND
GND
0.1uF
C522
2SC1623-T1-L5L6
Q501
2SC1623-T1-L5L6
Q502
DTC124XE-TL
Q503
10k
R505
22k
R104
16V
10uF
C530
220pF
C114
12k
R110
12k
R515
220pF
C214
16V
10uF
C211
22k
R516
XTI1
4
SDATA1
1
FS1
1
SCK1
1
RST
3
+5V
E-RLDRV
4
0.0033uF
C107
0.0033uF
C108
0.0033uF
C113
0.0033uF
C207
0.0033uF
C208
0.0033uF
C213
16V
10uF
C535
16V
10uF
C526
16V
220uF
C123
16V
220uF
C124
16V
220uF
C223
16V
220uF
C224
16V
47uF
C528
5k
RV101
1
2
3
5k
RV201
1
2
3
GND-A
22k
R523
22k
R524
1k
R525
12k
R526
10k
R527
GND-A
-12V
DTA144EUA-T106
Q507
-12V
+5V
DAP202UT106
D512
1
2
3
1k
R530
-12V
-12V
10k
R532
GND-A
22k
R529
22k
R528
12k
R531
16V
22uF
C536
16V
22uF
C537
GND-A
GND-A
0.1uF
C105
GND-A
2SJ463A-T1
Q506
S
2SJ463A-T1
Q508
S
MUTE1
4
DM0-1
4
DM1-1
4
EMI
FL4
IN
OUT
GND
EMI
FL5
IN
OUT
GND
EMI
FL6
IN
OUT
GND
EMI
FL7
IN
OUT
GND
GND-A
GND-A
TL082CPS-E20
IC102(1/2)
+
5
- 6
7
TL082CPS-E20
IC102(2/2)
+
3
-
2
4
1
8
TL082CPS-E20
IC103(1/2)
+
3
-
2
4
1
8
TL082CPS-E20
IC103(2/2)
(1/2)
(1/2)
+
5
-
6
7
TL082CPS-E20
IC201
+
5
-
6
7
TL082CPS-E20
IC201(2/2)
+
3
-
2
4
1
8
TL082CPS-E20
IC202
+
3
-
2
4
1
8
TL082CPS-E20
IC202(2/2)
+
5
- 6
7
+5V
5.1k
R522
12k
R533
10k
R534
3.3k
R111
3.3k
R211
1.5k
R112
1.5k
R212
TL082CPS-E20
IC101(1/2)
+
3
-
2
4
1
8
TL082CPS-E20
IC101(2/2)
+
5
-
6
7
1k
R504
1
1
1
RV201:CH2 GAIN ADJ.
DAC-38 (2/5)
BOARD NO. 1-674-129-11
LOT NO. 902-
DAC-38 (2/5)
DAC-38 (2/5)
Summary of Contents for BKPF-L752
Page 1: ...AUDIO D A CONVERTER BOARD BKPF L752 MAINTENANCE MANUAL 1st Edition Serial No 10001 and Higher ...
Page 4: ...2 E BKPF L752 6 Schematic Diagrams CN 1858 1859 6 1 DAC 38 6 2 7 Board Layout DAC 38 7 1 ...
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