Fostex VM08, Руководство по обслуживанию

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VM08
14
VM08
19
DISPLAY PCB (Foil Side)
PCB. DISPLA
Y
. VM08
S21
1
S210
LMP
VOL
T
AGE
R270
9V
0
0
5V
A
0
0
5VB
0
0
R271
R272
R273
U252 U252
R273 R270 R272 R271
D260 D262
S213
S201
S217
S202
D209
D201
D202
D206
D203
D204
D207
D208
D205
D259
C283
C282
C280
L201
L201
R257
R255
R269
R261
R262
R263
R264
R265
R266
R267
R268
2 1
W201
R251
R252
R253
R254
R256
1
1
40
41
R260
80
24
U250
U251
41
64
25
80 65
40
D261
D251
S203
D252
S204
J252
J251
1
12
5
17
D253
S205
D254
S206
D255
S207
D256
S208
D257
S215
D264 D265
D258
S214
S216
S209
D263
S212
C281
1 2 3 4 5 6 7 8 9
10 11 12
VREFH AINR+ AINR- AINR+ AINR- VA AGND DIF0 DIF1 LRCK SCLK SDTI
VCOM
AOUTR
AOUTL
CMODE
PD
DGND
VD
MCLK DEM1 DEM0
SMUTE
SDTO
24 23 22 21 20 19 18 17 16 15 14 13
AIN1+ AIN1- AIN2+ AIN2- AIN3+ AIN3- AIN4+ AIN4-
AIN5+
AIN5-
AIN6+
AIN6-
AIN7+
AIN7-
AIN8+
AIN8-
ANALOG IN1
CH1~4
DSP1(CH)
DSP2(CH)
AUX SEND
AIN1+ AIN1- AIN2+ AIN2- /RST_INIT1 /RST/CODEC DRDY_DSP1 WRDY_DSP1 /WRQ_DSP1 /RST_DSP1 SO1 SI1 SCK1 MSCK BCK LRCK
DSP1_OUT2 DSP2_OUT2
DA3_IN_D1 DA3_IN_D2
DSP3_OUT1 DSP3_OUT2 DSP3_OUT3 DSP3_OUT4
AD_OUT3
/RST/CODEC DRDY_DSP3 WRDY_DSP3 /WRQ_DSP3
/RST_DSP3
SO3
SI3
SCK3
/RST_INIT2 /RST_CODEC AD_OUT2 DSP1_OUT1 DSP3_OUT1 DSP1_OUT3 AD_OUT1 DA2_IN_D2 DSP2_OUT1 DSP2_OUT2 DSP2_OUT3 DSP2_OUT4 MSCK BCK LRCK
WRDY_DSP2
DRDY_DSP2 /WRQ_DSP2
/RST_DSP2
SO2
SI2
SCK2
AUX_
AUX_SEND_AL-
AUX_ AUX_SEND_AR- AUX_
AUX_SEND_BL-
AUX_ AUX_SEND_BR-
AIN3+ AIN3- AIN4+ AIN4-
AUX_ AUX_SEND_AL- AUX_ AUX_SEND_AR- AUX_ AUX_SEND_BL- AUX_ AUX_SEND_BR-
WRDY_DSP2 DRDY_DSP2 /WRQ_DSP2
/RST_DSP2
SO2
SI2
SCK2
AD_OUT2 AD_OUT3 AD_OUT4
DSP1_OUT1 DSP1_OUT2 DSP1_OUT3 DSP1_OUT4
AD_OUT1
DSP2_OUT1
DA1_IN_D2
STERE
STEREO_OUT_L-
STERE
STEREO_OUT_R-
/RST_INIT1
/RST/CODEC DRDY_DSP1 WRDY_DSP1 /WRQ_DSP1
/RST_DSP1
SO1
SI1
SCK1 MSCK
BCK
LRCK
/RST_CODEC
MUTE
MUTE
<- CPU
ANALOG OUT
STERE STEREO_OUT_L-
STERE
STEREO_OUT_R-
SCK1 SCK2 SCK3 SI1 SI2 SI3 SO1 SO2 SO3
SCK[1..3] SI[1..3] SO[1..3] /WRQ_DSP[1..3] /RST_DSP[1..3] WRDY_DSP[1..3] DRDY_DSP[1..3]
SELECT3 SELECT2 SELECT1
SCK
SO
SI
WRQ_DSP
RST_DSP
DRDY_DSP
WRDY_DSP
SELECT3 SELECT2 SELECT1
WRQ_DSP
RST_DSP
DRDY_DSP WRDY_DSP
DRDY_DSP1 DRDY_DSP2 DRDY_DSP3
STERE STEREO_OUT_L- STERE STEREO_OUT_R-
/RST_INIT1 /RST_INIT2
CPU -> CPU ->
ANALOG IN2
CH1~4
DSP3(EFFECT)
/WRQ_DSP1 /WRQ_DSP2 /WRQ_DSP3
/RST_DSP1 /RST_DSP2 /RST_DSP3
WRDY_DSP1 WRDY_DSP2 WRDY_DSP3
<- CPU <- CPU <- CPU
<- CPU <- CPU -> CPU
<- CPU <- CPU -> CPU -> CPU
SCK
SO
SI
/RST_CODEC
/RST_CODEC
AD_OUT4
U20
AK4522
AD4
R60 330
C60
1500P
R81
10
C86
10/16
C81
0.01
C76 0.01
C85
10/16
A+5
AGND
C61
1500P
C84
10/16
C70
0.01 BCK LRCK
R61 330 R63 330
A+5
AGND
DGND
R62 330
R72 100
C77 0.01
C83
10/16 R73
10
D+5
DGND
AD SETTING [SYSTEM CLOCK] CMODE N.C.:512fs/44.1kHz [AUDIO SERIAL INTERFACE FORMAT] DIF1 Lo, DIF0 Hi : 20bit/MSB/LR-HL/SCLK>40fs
SELECT
OR
MAIN (2/9) : PROCESSOR