Sony BVP-900P Maintenance Manual page 208

BVP-900 (UC)
BVP-900 (J)
BVP-900P (CE)
1
2
3
4
5
A B
AT-120 (3/3)
AN0
1 REFERENCE DC
AN1
1 ND POSI
AN2
1 CC POSI
AN3
1 IRIS POSI
CNI21
AN4
,NM
1 ZOOM POSI
3.3V
AN5
1 FOCUS POSI
AN6
1 EX.P. POSI
AN7
1 CAM +12V
RB4
100k
1
PB14/TP14/
2
PB15/TP15/
3
Vss
LD0
4
AD0
LD1 5
AD1
LD2
6
AD2
LD3
7
AD3
LD4 8
AD4
LD5
9
AD5
LD6 10
AD6
LD7
11
AD7
12
Vss
LD8 13
AD8
LD9
14
AD9
15
Vcc
LD10
16
AD10
LD11
17
AD11
LD12 18
AD12
LD13
19
AD13
LD14 20
AD14
LD15
21
AD15
22
Vss
A0 23
A0(HBS)
A1
24
A1
A2 25
A2
A3
26
A3
A4 27
A4
A5 28
A5
C60
0.1
2
CHIP SELECT
2 ADDRESS
2 DATA
2 CONTROL
2 CLOCK
2
I/O
5V
44 43 42 41 40 39 38 37 36 35 34
C59
0.1
PIO0 1
CS RESET
2
GND D0
A1 3
A1 D1
A0 4
A0 D2
PC07
5
PC7 IC20 D3
PC06 6 MSM82C55A-2GS
PC6 D4
PC05
7
PC5 D5
PC04 8
PC4 D6
PC00
9
PC0 D7
PC01
10
PC1 Vcc
PC02 11
PC2 PB7
12 13 14 15 16 17 18 19 20 21 22
4-32
C D
AT-120 (3/3)
3.3V-2
C62 3.3V
0.1
-2
84
IRQ6 Vcc
83
IRQ7 Vcc
82
MD2
81
MD1
80
MD0
79
RES
78
WDTOVF
77
Vcc(Vpp)
76
NMI
75
Vcc
74
XTAL
73
EXTAL
72
Vss
IC21
71
CK
HD6417032VF12
70
Vcc
69
PA15/IRQ3/DREQ1
68
PA14/IRQ2/DACK1
67
PA13/IRQ1/DREQ0/TCLKB
66
PA12/IRQ0/DACK0/TCLKA
65
PA11/DPH/TIOCB1
64
PA10/DPL/TIOCA1
63
PA9/AH/IRQOUT/ADTRG
62
PA8/BREQ
61
Vss
60
PA7/BACK
59
PA6/RD
58
PA5/WRH(LBS)
57
PA4/WRL(WR)
CHIP SELECT BUS
ADDRESS BUS
DATA BUS
CONTROL BUS
CLOCK BUS
I/O BUS
5V
44 43 42 41 40 39 38 37 36 35 34
C61
0.1
33 RESET PIO1 1 33
CS RESET
D0
32 2 32
GND D0
31 D1 A1 3 31
A1 D1
30 D2 A0 4 30
A0 D2
D3 PC17
29 5 29
PC7 IC22 D3
28 D4 PC16 6 MSM82C55A-2GS 28
PC6 D4
D5 PC15
27 7 27
PC5 D5
26 D6 PC14 8 26
PC4 D6
D7 PC10
25 9 25
PC0 D7
PC11
24 10 24
PC1 Vcc
23 PB07 PC12 11 23
PC2 PB7
12 13 14 15 16 17 18 19 20 21 22
4-32
E
≠≠≠≠≠≠ LRESET ≠≠≠≠≠
X1
,NM
JC4
0
JC5
,NM
C64 C66
,NM ,NM
3.3V
RB7
100k
5V
IC23
TC74VHCT138FS(EL
)
16
VCC
1 15
A Y0
2 14
B Y1
≠≠≠ LRD ≠≠
3 13
C Y2
RB14
≠≠≠≠ LWRH ≠≠≠ 470 12
Y3
≠≠≠≠ LWRL ≠≠≠ A6 11
Y4
A7
4 10
Y5
C63 A8 5 9
EN Y6
0.1
A9
6 7
Y7
GND
8
R101
470
A5
R100
470
C115 C116 C117 C118 C119 C120 C65
22p 22p 22p 22p 22p 22p 0.1
IC25
MSM82C51A-2GS-K
D2 1 32 D1
D2 D1
D3 D0
2 31
D3 D0
3 30
RXD Vcc
4 29
NC NC
5 28
GND RXC
RESET D4 6 27
D4 DTR
D0 D5
7 26
D5 RTS
D1 D6 8 25
D6 DSR
D2 D7 9 24
D7 RESET
D3
10 23
TXC CLK
D4 11 22
WR TXD
D5 SIO0
12 21
CS TXEMPTY
D6 13 20
NC NC
D7 A1
14 19
C/ D CTS
LRD ≠≠≠ ≠≠
15 18
RD SYNDET/BD
PB17 LWRL ≠≠≠≠ ≠≠≠ 16 17
RXRDY TXRDY
IC24(1/4)
74LCX02MTCX
2
1
3
F G
12M
9M
SIO0
SIO1
PIO0
PIO1
NEWCOM0
NEWCOM1
SERIAL
310K
5V
RESET
9M
C72
0.1
BVP-900
BVP-900P
H