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1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
CH1
/PNTM1
CH2
/PNTM2
CH3
/PNTM3
CH4
/PNTM4
CH5
/PNTM5
CH6
/PNTM6
CH7
/PNTM7
CH8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
/PNTM1
/PNTM2
/PNTM3
/PNTM4
/PNTM5
/PNTM6
/PNTM7
/PNTM8
IN0102
IN0304
IN0506
IN0708
IN0910
IN1112
IN1314
IN1516
DAXRTN–
DAXSND
AXR0304
AXR0506
AXS0304
AXS0506
/MONO
/2TRB
/CRSEL
TBSEL
DMR
/MUTE
/DARST
48K
MNALR
MNBLR
MLR
DG
ADA256
DG
ADA64
DG
ADAFS
2
3
1
2
3
1
1
2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
CH9
/PNTM8
CH10
+50
CH11
+14.5V
CH12
+14.5V
CH13
–14.5V
CH14
–14.5V
CH15
–14.5V
CH16
2
VCOM
4
2
1
IC1A
IC2A
IC41
IC412
IC413
IC42
CH1/2
IC3
AD CONVERTER
IC43
IC912
IC913
IC1B
IC2B
1
3
6
7
7
5
AINL+
5
AINL–
MCKA
4
MCKD
7
20
4
AINL+
5
2
1
11
6
8
3
12
5
9
2
a
AINL–
Same as CH1/2
Same as CH1/2
Same as CH1/2
Same as CH1/2
Same as CH1/2
Same as CH1/2
Same as CH1/2
/PNTM1
/PNTM1
/PNTM2
/PNTM3
/PNTM4
/PNTM5
/PNTM6
/PNTM7
/PNTM8
fs
SFMUTE
RESET
+5VA
/MUTE
RESET & CAL TIMING
AUX SEND 3/4
+4 dB
µ
AUX SEND 5/6
+4 dB
µ
/DARST
DAXSND
fs
64fs
256fs
/RST
MUTE
AXS0304
AXR0304
TB
TBSEL
/MUTE
/DARST
256fs
64fs
/2TRB
/CRSEL
TBSEL
DMR
/MUTE
/DARST
48K
MNALR
MNBLR
MLR
DAXSND
AXR0304
AXR0506
AXS0304
AXS0506
/PNTM2
/PNTM3
/PNTM4
/PNTM5
/PNTM6
/PNTM7
/PNTM8
+50
+14.5V
–14.5V
SCLK
14
2
LRCK
13
CAL
10
SDAT
16
6
IC904 AD/DA CONVERTER
JK903
AUX SEND 1/2
(SPDIF)
JK905B
To
Main Board
. . . . CN33
CN33
To INS Board
. . . . . . CN54
CN54
To INS Board
. . . . . . CN55
CN55
JK904
AUX RETURN 3/4
+4 dB
µ
AUX RETURN 5/6
+4 dB
µ
JK901
JK902
IC902A
2
6
1
AINL–
3
AINR+
SDT0
13
5
AINL+
IC902B
7
4
AINR–
LRCK
SCLK
11
12
15
MCLK
SDT1
14
/PWDA
23
/PWAD
24
AOUTR
27
AOUTL
26
CH3/4
IC81
IC82
IC83
IC914
CH5/6
IC121
IC122
IC123
IC915
CH7/8
IC161
IC162
IC163
IC916
CH9/10
IC201
IC202
IC203
IC917
CH11/12
IC241
IC242
IC243
IC918
CH13/14
IC281
IC282
IC283
IC919
CH15/16
IC401
IC415,IC990,IC991,IC1000-IC1002
Q409-Q411,Q414,Q415,Q910,Q920
IC911
DRIVER
T902
PULSE TRANS
RESET
+14.5V
8
3
7
8
7
IC481
IC903A
2
6
1
IC903B
7
IC909A
2
1
D
Y
5
Z
6
IC909B
Q901
Q902
5
7
2
3
1
2
3
1
fs
64fs
256fs
/RST
MUTE
AXS0506
AXR0506
6
IC908 AD/DA CONVERTER
IC662
SELECTOR
IC906A
2
6
1
AINL–
3
AINR+
SDT0
13
5
AINL+
IC906B
7
4
AINR–
LRCK
SCLK
11
12
15
MCLK
SDT1
14
/PWDA
23
/PWAD
24
AOUTR
27
AOUTL
26
IC907A
2
6
3
S3
S4
4
9
8
1
IC907B
7
D4
/IN3
/IN4
11,6
D3
IC910A
2
1
IC910B
Q903
Q904
5
7
3
4
AUX RETURN 1/2
(SPDIF)
JK905A
T901
PULSE TRANS
AD/DA BOARD
BLOCK DIAGRAM OF AD/DA BOARD (1/2)