Circuit Diagrams - Fostex D-108 Service Manual

8. CIRCUIT DIAGRAMS

ROOT, MAIN D-108 (1/11)
A+15
A-15
A+5
AGND
D+5_1
DGND1
D+5
TP
W9 DGND
TO DISPLAY
DGND
W3
+15V 1
+15V 2
GND2 3
GND2 4
TO DCDC -15V 5
GND1 6
+5V 7
POWER_SEL 8
D+12 9
GND1 10
+5V 11
GND1 12
BOADIN 12P
D+12
W1
1
2
3
TO HDD 4
BOARDIN 4P
DGND
J1
5
4
3
2
1
8263M5P
DGND
AD-DA
AD-DA
AD_D[1..4]
AD_D[1..4] AD_D[1..4]
DA_D[1..4]
DA_D[1..4] DA_D[1..4]
LRCK
LRCK LRCK
BCK_ADDA
BCK_ADDA BCK_ADDA
MSCK_ADDA
MSCK_ADDA MSCK_ADDA
MSCK_AD
MSCK_AD MSCK_AD
VCO+5
A+15 A+15
VCOGND
A-15 A-15
A+5 A+5
AGND AGND
D+5
D+5_1 D+5_1
DGND1 DGND1
DGND
D+5 D+5
DGND DGND /RST_ADDA /RST_ADDA
/MUTE /MUTE
/RST /RST
R_ADDA.SCH
A+15
R53 R54
10,1W 10,1W
C2
0.1
C1
10/16
A-15
C8
0.1
CONNECT
C7
10/16
D+5
C11
0.1
C10
10/16
D+5 A+15
A-15 VCOGND
GATE ARRAY
AUDIO_IF
AD_D[1..4] AD_D[1..4] D[0..15] D[0..15]
DA_D[1..4] DA_D[1..4] A[0..18] A[0..18]
LRCK LRCK
BCK_ADDA BCK_ADDA /RD /RD
MSCK_ADDA MSCK_ADDA /WR /WR
MSCK_AD MSCK_AD
SCSI_TMOUT SCSI_TMOUT
VCO+5 VCO+5 SC_INT7I SC_INT7I
VCOGND VCOGND 28MHZ 28MHZ
/OP_IRQ /OP_IRQ
/CS1 /CS1
/CS_IDE /CS_IDE
/DACK1 /DACK1
/AIRQ1 /AIRQ1
IORDY1 IORDY1
/DREQ1 /DREQ1
/ATA_INT1 /ATA_INT1
D+5 D+5 /RST /RST
DGND DGND SCSI_CS SCSI_CS
DMA_SEL DMA_SEL
VARI/EXT VARI/EXT
AUDIO_IF.SCH
/RST_ADDA
/MUTE
/RST
POWER_SEL
78M05 A+5
U1 L1
3 1
I O
56uH
C4
0.1
CONNECT
C3
10/16 C18
AGND
0.1
78M05 VCO+5
U2 DGND
3 1
I O
C9
10/16
VCOGND
D+5
L2
56uH
C13
100/10
C12
0.1
DGND
CPU
CPU
D[0..15]
D[0..15] D[0..15]
A[0..18]
A[0..18] A[0..18]
/RD
/RD /RD
/WR
/WR /WR
SCSI_TMOUT
SCSI_TMOUT SCSI_TMOUT
SC_INT7I
SC_INT7I SC_INT7I
28MHZ
28MHZ 28MHZ
/OP_IRQ
/OP_IRQ /OP_IRQ
/CS1
/CS1 /CS1
/CS_IDE
/CS_IDE /CS_IDE
/DACK1
/DACK1 /DACK1
/AIRQ1
/AIRQ1 /AIRQ1
IORDY1
IORDY1 IORDY1
/DREQ1
/DREQ1 /DREQ1
/ATA_INT1
/ATA_INT1 /ATA_INT1
/RST
/RST /RST
SCSI_CS
SCSI_CS SCSI_CS
DMA_SEL
DMA_SEL DMA_SEL
VARI/EXT
VARI/EXT VARI/EXT
/RST_ADDA /RST_ADDA
/MUTE /MUTE
POWER_SEL POWER_SEL
DGND DGND
D+5_1
CPU.SCH
C6
10/16
C5
0.1
DGND1
D+5
D+5 D+5
DGND