Fostex VF-16 service manual DSP1

43
VF-16
DSP1, MAIN PCB, VF-16
U151
AK7716
TESTI1
1
/INIT_RESET
2
/CODEC_RESET
3
/DSP_RESET
4
SMUTE
5
DVB
6
SDINA
7
SDOUTA
8
SDOUTD1
9
SDIND1
10
SDIND2
11
SDOUTD2
12
SDOUT1
13
SDOUT2
14
SDIN1
15
SDIN2
16
LRCK
17
BITCLK
18
CLKO
19
CTRL
20
DVDD
21
DVSS
22
OPCL
23
XTI
24
XTO
25
SMODE
26
EESEL
27
JX
28
/RQ
29
SCLK
30
SI
31
SO
32
RDY
33
DRDY
34
EEST
35
DVSS
36
DVDD
37
/CAS
38
/RAS
39
/WE
40
A0
41
A1
42
A2
43
A3
44
A4
45
A5
46
A6
47
A7
48
DVSS
49
DVDD
50
A8 51
A9 52
A10 53
A11 54
A12 55
A13 56
A14 57
A15 58
A16 59
/OE 60
IO0 61
IO1 62
IO2 63
IO3 64
IO4 65
IO5 66
IO6 67
IO7 68
DVSS 69
DVDD 70
DVB 71
EEDO 72
EEDI 73
EESK 74
EECS 75
AOUTR2- 76
AOUTR2+ 77
NC 78
AOUTL2- 79
AOUTL2+ 80
NC 81
AOUTR1- 82
AOUTR1+ 83
NC 84
AOUTL1- 85
AOUTL1+ 86
NC 87
VRDAL 88
AVSS 89
AVDD 90
ARDAH 91
VCOM 92
VRADL 93
AVSS 94
AVDD 95
VRADH 96
AINR- 97
AINR+ 98
AINL- 99
AINL+ 100
TESTI1
1
/INIT_RESET
2
/CODEC_RESET
3
/DSP_RESET
4
SMUTE
5
DVB
6
SDINA
7
SDOUTA
8
SDOUTD1
9
SDIND1
10
SDIND2
11
SDOUTD2
12
SDOUT1
13
SDOUT2
14
SDIN1
15
SDIN2
16
LRCK
17
BITCLK
18
CLKO
19
CTRL
20
DVDD
21
DVSS
22
OPCL
23
XTI
24
XTO
25
SMODE
26
EESEL
27
JX
28
/RQ
29
SCLK
30
SI
31
SO
32
RDY
33
DRDY
34
EEST
35
DVSS
36
DVDD
37
/CAS
38
/RAS
39
/WE
40
A0
41
A1
42
A2
43
A3
44
A4
45
A5
46
A6
47
A7
48
DVSS
49
DVDD
50
A8 51
A9 52
A10 53
A11 54
A12 55
A13 56
A14 57
A15 58
A16 59
/OE 60
IO0 61
IO1 62
IO2 63
IO3 64
IO4 65
IO5 66
IO6 67
IO7 68
DVSS 69
DVDD 70
DVB 71
EEDO 72
EEDI 73
EESK 74
EECS 75
AOUTR2- 76
AOUTR2+ 77
NC 78
AOUTL2- 79
AOUTL2+ 80
NC 81
AOUTR1- 82
AOUTR1+ 83
NC 84
AOUTL1- 85
AOUTL1+ 86
NC 87
VRDAL 88
AVSS 89
AVDD 90
ARDAH 91
VCOM 92
VRADL 93
AVSS 94
AVDD 95
VRADH 96
AINR- 97
AINR+ 98
AINL- 99
AINL+ 100
U251
AK7716
12 34 56 78 R151
100x4
12 34 56 78 R251
100x4
R252
100
C151
0.1
C152
0.1
C153
0.1
C154
0.1
C1580.1
AVDD
AVDD
VRDAH
VRADH
DVB DVB
C157
10/16
C159
10/16
C251
0.1 C253
0.1 C254
0.1
C258
0.1
AVDD
VRDAH
DVB DVB
C257
10/16
C259
10/16
C261
0.1 C262 0.1 C263 0.1 C264 0.1
C161
0.1 C162 0.1 C163 0.1 C164 0.1
C165
10/16
C265
10/16
DSP1
C918
470p C919 470p
512fs
64fs
GR
GR
GR
R152
100
C945
non
C946
non
C949
non
C950
non
D+5DSP
DGND1
MSCK_DSP
LRCK_DSP
BCK_DSP
/INIT_RST
AGND
A+5DSP
D+5DSPA+5DSP
DGND1AGND
D+5DSP
DGND1
D+5DSP
DGND1
D+5DSP
DGND1
D+5DSP
DGND1
AIN+[1..8]
AIN-[1..8]
MSCK_DSP
LRCK_DSP
BCK_DSP
AIN+[1..8]
AIN-[1..8]
AIN+1 AIN+2 AIN+3 AIN+4 AIN-4 AIN-3 AIN-2 AIN-1
TRK_D[1..4]
ST_DOUT[1..4]
RECBUS_DOUT[1..3]
EFF_DOUT[1..3]
TRK_D1
TRK_D2
SIN1_1
ST_DOUT1
ST_DOUT2
EFF_DOUT1
EFF_DOUT2
RECBUS_DOUT1
AUX_DOUT1 RECBUS_DOUT2
AUX_DOUT2
DSP_SI
SCLK_DSP1
SCLK_DSP2
/WRQ_DSP1
/WRQ_DSP2
/RST_DSP1 /RST_DSP2
/RST_DSP[1..4]
/WRQ_DSP[1..4]
SCLK_DSP[1..4]
SO_DSP[1..4]
DRDY_DSP[1..4]
RDY_DSP[1..4]
DRDY_DSP1
DRDY_DSP2
RDY_DSP1
RDY_DSP2
SO_DSP1
SO_DSP2
/RST_DSP2
/RST_DSP1
DSP_SI
AGND
A+5DSP
AGND
A+5DSP
A+5DSP
/INIT_RST
AGND
A+5DSP
AGND
A+5DSP
A+5DSP
TRK_D[1..4]
ST_DOUT[1..4]
EFF_DOUT[1..3]
RECBUS_DOUT[1..3]
SIN2_4 SIN2_3
SIN2_3
SIN2_4
DGND1 DGND1
DRDY_DSP[1..4]
RDY_DSP[1..4]
AUX_OUT+L
AUX_OUT-L
AUX_OUT-R
AUX_OUT+R
ST_OUT+R
ST_OUT+L
ST_OUT-L
ST_OUT-R
AUX_OUT+L
AUX_OUT-L
AUX_OUT-R
AUX_OUT+R
ST_OUT+L
ST_OUT-L
ST_OUT-R
ST_OUT+R
/WRQ_DSP[1..4]
SCLK_DSP[1..4]
/RST_DSP[1..4]
SO_DSP[1..4]
AUX_DOUT ST_DOUT3
AUX_DOUT
SIN1_1
SIN2_1
SIN2_2
SIN1_2
AUX_DOUT2
AUX_DOUT1
/CODEC_RST /CODEC_RST
DGND1DGND1
DGND1DGND1
C252
0.1
AVDD
VRDAH