Fostex VC-8, Service Manual

Page: 18 / 20

VC-8
18
• AD-DA
DGND1
D+5_1
DGND
AGND
AGND
DGND1
C151 10/16
C152
0.01
R152
100
R252
100
R153
10
C153 10/16
C154
0.01
C155
0.01
C156 10/16 AGND
AGND
AGND
A+5
C253
10/16
C254
0.01
C256
10/16
C255
0.01
C251 10/16
C252
0.01
R253
10
AGND
DGND1
AGND
AGND
DGND
1
DGND
1 2 3 4 5 6 7 8 9
10
11
12
U151 AK4522
VREFH AINR+ AINR- AINL+ AINL- VA AGND DIF0 DIF1 LRCK SCLK SDTI
VCOM
AOUTR
AOUTL
CMODE
PD
DGND
VD
MCKI
DEM1 DEM0
SMUTE
SDT
O
1 2 3 4 5 6 7 8 9
10
11
12
24 23 22 21 20 19 18 17 16 15 14 13 24 23 22 21 20 19 18 17 16 15 14 13
AIN+[1..8] AIN-[1..8]
AIN+[1..8] AIN-[1..8]
AIN+2 AIN-2 AIN+1 AIN-1 DA_D1
A+5
AOUT+2 AOUT+1 AD_D1 AD_D2 AOUT+4 AOUT+3
C157
0.01
C158 10/16
R151
10
DGND1
D+5_1
C257
0.01
C258 10/16
R251
10
AIN+4 AIN-4 AIN+3 AIN-3 DA_D2 ADC : 20bit MSB DAC : 20bit LSB
DA_D[1..4]
DA_D[1..4]
AOUT+[1..8] DA_D[1..4]
DA_D[1..4] LRCK_ADDA BCK_ADDA MSCK_ADDA /RST_ADDA SMUTE
U251 AK4522
VREFH AINR+ AINR- AINL+ AINL- VA AGND DIF0 DIF1 LRCK SCLK SDTI
VCOM
AOUTR
AOUTL
CMODE
PD
DGND
VD
MCKI
DEM1 DEM0
SMUTE
SDT
O
D+5_1
DGND1
D+5_1
DGND1
C80
0.1
C81
0.1
A+5 AGND
A+5
AGND
LRCK_ADDA BCK_ADDA MSCK_ADDA /RST_ADDA SMUTE
AOUT+[1..8] AD_D[1..4]
AOUT+[1..8] AD_D[1..4]
U351 AK4522
VREFH AINR+ AINR- AINL+ AINL- VA AGND DIF0 DIF1 LRCK SCLK SDTI
VCOM
AOUTR
AOUTL
CMODE
PD
DGND
VD
MCKI
DEM1 DEM0
SMUTE
SDT
O
1 2 3 4 5 6 7 8 9
10 11 12
24 23 22 21 20 19 18 17 16 15 14 13
U451 AK4522
VREFH AINR+ AINR- AINL+ AINL- VA AGND DIF0 DIF1 LRCK SCLK SDTI
VCOM
AOUTR
AOUTL
CMODE
PD
DGND
VD
MCKI
DEM1 DEM0
SMUTE
SDT
O
1 2 3 4 5 6 7 8 9
10 11 12
24 23 22 21 20 19 18 17 16 15 14 13
AGND
AGND
DGND1
C351 10/16
C352
0.01
R353
10
C353 10/16
C354
0.01
AIN+6 AIN-6 AIN+5 AIN-5 DA_D3 AIN+8 AIN-8 AIN+7 AIN-7 DA_D4
A+5
AGND
AGND
C451 10/16
C452
0.01
R453
10
C453 10/16
C454
0.01
A+5
C356
10/16
C355
0.01
C456
10/16
C455
0.01
AOUT+6 AOUT+5 AD_D3 AOUT+8 AOUT+7 AD_D4
R352
100
R452
100
D+5_1
DGND1
C357
0.01
C358
10/16
R351
10
D+5_1
DGND1
C457
0.01
C458 10/16
R451
10
AIN+[1..8] AIN-[1..8]