VM88 VM88
38 7
DSP1 & 2, DIGITAL, MAIN, VM88
AIN1+
AIN1-
AIN2+
AIN2-
C932
0.0 1
C935
0.0 1
C937
0.0 1
C933
0.0 1
C936
10/16
AD+5
DGND
C947 0.1
C946
10/16
C931
0.1
C938
0.1
AIN2-
AIN2+
AIN1-
AIN1+
R943
100
[ANA]
[ANA]
[ANA]
[ANA]
R951
10
R935 330
R936 330
R937 330
R938 330
C949
1500P
C948
1500P
C942
10/16
C943
0.1
C934
0.0 1
AGND
C945
0.1
C944
10/16
2
4
6
87
5
3
1
R944
100
X
4
C956
0.0 1
C953
0.0 1
C952
0.0 1
C951
0.0 1
C955
10/16
AD+5
DGND
R947
100
[ANA]
[ANA]
[ANA]
[ANA]
330
330
330
330
C968
1500P
C967
1500P
C954
0.0 1
A+5
AGND
AGND
C966 0.1
C965
10/16
C950
0.1
C957
0.1
R952
10
C961
10/16
C962
0.1
AGND
C964
0.1
C963
10/16
A+5
AGND
AGND
L2
R945
100
R946
100
C969 47P
C970 47P
C971 NON
DGND
C972 47P
C973 47P
C974 NON
DGND
AUX_A
2
4
6
87
5
3
1
R950
100X4
TESTI1
/INIT_RESET
/CODEC_RESET
/DSP_RESET
SMUTE
DVB
SDINA
SDOUTA
SDOUTD1
SDIND1
SDIND2
SDOUTD2
SDOUT1
SDOUT2
SDIN1
SDIN2
LRCK
BITCLK
CLKO
CTRL
DVDD
DVSS
OPCL
XTI
XTO
EECS
EESK
EEDI
EEDO
DVB
DVDD
DVSS
IO7
IO6
IO5
IO4
IO3
IO2
IO1
IO0
/OE
A16
A15
A14
A13
A12
A11
A10
A9
A8
AINL+
AINL-
AINR+
AINR-
VRADH
AVDD
AVSS
VRADL
VCOM
ARDAH
AVDD
AVSS
VRDAL
NC
AOUTL1+
AOUTL1-
NC
AOUTR1+
AOUTR1-
NC
AOUTL2+
AOUTL2-
NC
AOUTR2+
AOUTR2-
SMODE
EESEL
JX
/RQ
SCLK
SI
SO
RDY
DRDY
EEST
DVSS
DVDD
/CAS
/RAS
/WE
A0
A1
A2
A3
A4
A5
A6
A7
DVSS
DVDD
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
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
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
DSP1
U908
AK7716
/INIT_RESET
/CODEC_RST
/RST_DSP
/INIT_RESET
/CODEC_RST
/RST_DSP
SOUT_78
SOUT_78
ADO1
ADO1
AUX_A
ST_A
EFF_A
SOUT_34
SOUT_56
/LRCK
BCK
SOUT_34
SOUT_56
EFF_A
FS512
FS512
/LRCK
BCK
SI_DSP
/WRQ_DSP1
SCK_DSP1
SO_DSP1
WRDY_DSP1
DRDY_DSP1
WRDY_DSP1
DRDY_DSP1
SO_DSP1
SCK_DSP1
/WRQ_DSP1
SI_DSP
SELECTOR>
SELECTOR>
SELECTOR>
SELECTOR<
SELECTOR<
/RST_DSP2
SOUT_12
ADO2
AUX_B
STOUT
EFF_B
ST_B
FS256
SOUT_12
ADO2
AUX_B
STOUT
EFF_B
ST_A
ST_B
/LRCK
BCK
FS256
EECS
EESK
EEDI
EEDO
DVB
DVDD
DVSS
IO7
IO6
IO5
IO4
IO3
IO2
IO1
IO0
/OE
A16
A15
A14
A13
A12
A11
A10
A9
A8
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
SMODE
EESEL
JX
/RQ
SCLK
SI
SO
RDY
DRDY
EEST
DVSS
DVDD
/CAS
/RAS
/WE
A0
A1
A2
A3
A4
A5
A6
A7
DVSS
DVDD
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
TESTI1
/INIT_RESET
/CODEC_RESET
/DSP_RESET
SMUTE
DVB
SDINA
SDOUTA
SDOUTD1
SDIND1
SDIND2
SDOUTD2
SDOUT1
SDOUT2
SDIN1
SDIN2
LRCK
BITCLK
CLKO
CTRL
DVDD
DVSS
OPCL
XTI
XTO
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
AINL+
AINL-
AINR+
AINR-
VRADH
AVDD
AVSS
VRADL
VCOM
ARDAH
AVDD
AVSS
VRDAL
NC
AOUTL1+
AOUTL1-
NC
AOUTR1+
AOUTR1-
NC
AOUTL2+
AOUTL2-
NC
AOUTR2+
AOUTR2-
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
DSP2
U909
AK7716
/INIT_RST
/CODEC_RST
/RST_DSP2
EMI
FS512
/WRQ_DSP2
SCK_DSP2
SO_DSP2
WRDY_DSP2
DRDY_DSP2
WRDY_DSP2
DRDY_DSP2
SO_DSP2
SCK_DSP2
/WRQ_DSP2
SELECTOR>
SELECTOR>
SELECTOR>
SELECTOR<
SELECTOR<
AIN4-
AIN4+
AIN3-
R939
AIN3+
R940
R941
R942
AIN4-
AIN4+
AIN3-
AIN3+
AUXSEND_AL+
AUXSEND_AL-
AUXSEND_AL+
AUXSEND_AL-
AUXSEND_AR+
AUXSEND_AR-
AUXSEND_AR+
AUXSEND_AR-
2. MAIN_D, CPU
1. MAIN_D, ROOT
3. MAIN_D, DSP_ROOT
7. MAIN_D, GA_DIF
4. MAIN_D, DSP1 2
5. MAIN_D, DSP3
6. MAIN_D, DSP SEL
8. MAIN_D, PLL
A. Character display section
B. CHANNEL fader display section [
CH
]
C. MASTER fader display section [
MASTER
]
D. Digital in status display section
[
DIGITAL 44.1kHz / 48kHz
]
E. Scene number display [
SCENE NO.
]
1. Digital in/out jack [
DIGITAL IN/OUT
]
2. RESET switch [
RESET
]
F. LED level meter display section
[
L/R, OL, -3, -6, -9, -12, -18, -24, -
∞]
G. Status indicator [
EFF/AUX: E1/E2/A1/A2,
EQ: PAN/LO/MID/HIGH
]
H. LCD level meter [
OL/1/ /6/ /12/ /24/ /48,
1/2/3/4/5/6/7/8/L/R, MAX/MIN, R/ L
]
3. POWER switch [
POWER
]
4. AC IN connector [
AC IN
]
3. SERVICE MODE
3-1. Software Version Check
While holding down both the PAN/EQ and EFF/AUX keys, press the EFF 1 key. The LCD display will show the
VM08 software version for about a second, then return to the normal display mode. The example below shows that
the software version is V1.02.
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