Fostex VM88, Руководство по обслуживанию

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VM88 VM88
38 7
DSP1 & 2, DIGITAL, MAIN, VM88
AI
N
1+
AI
N
1-
AI
N
2+
AI
N
2-
C
932
0.
0
1
C
935
0.
0
1
C
937 0.
0
1
C
933
0.
0
1
C
936
10
/1
6
AD
+
5
DGND
C
947
0.
1
C
946
10
/1
6
C
931
0.
1
C
938
0.
1
AI
N
2-
AI
N
2+
AI
N
1-
AI
N
1+
R943
100
[ANA
]
[ANA
]
[ANA
]
[ANA
]
R951
10
R
935
330
R
936
330
R
937
330
R
938
330
C
949
1500P C
948
1500
P
C
942
10
/1
6
C
943
0.1
C
934
0.
0
1
AGND
C
945
0.1 C
944
10
/1
6
2 4 6 8
7 5 3 1
R
944
100
X
4
C
956
0.
0
1
C
953
0.
0
1 C
952
0.
0
1
C
951
0.
0
1
C
955
10
/1
6
AD
+
5
DGND
R947
100
[ANA
]
[ANA
]
[ANA
]
[ANA
]
330 330 330 330
C
968
1500
P
C
967
1500
P
C
954
0.
0
1
A+
5
AGND
AGND
C
966
0.
1
C
965
10
/16
C
950
0.
1
C
957 0.
1
R952
10
C
961
10
/1
6
C
962
0.1
AGND
C
964
0.1
C
963
10
/1
6
A+
5
AGND
AGND
L2
R
945
100
R
946
100
C969 47P
C970 47P
C971 NON
DGND
C972 47P
C973 47P
C974 NON
DGND
AUX
_A
2 4 6 8
7 5 3 1
R
950
100
X
4
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-
NC
AOUTR1-
NC
AOUTL2-
NC
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-
NC
AOUTR1-
NC
AOUTL2-
NC
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+
AUX AUXSEND_AL-
AUX AUXSEND_AL- AUX AUXSEND_AR-
AUX
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.
OL
1
6
12
24
48
1 4 6 7 8 L R 5 3 2
MAX
R
MIN
L
MID HI LO PAN
A1 A2 E2 E1
SCENE NO.
OL
-3
-6
-9
-12
-18
-24
-36
R L
OPTICAL
CH MASTER
44.1kHz
1 2 4 3
< Rear Panel Section >
A
B
H
D C
E G
F
< Display/status/meter Section >