Sony MDS-W1 Service Manual ▷ View online
– 111 –
Pin No.
Pin Name
I/O
Function
• IC801 Master Control (M30612MAA-202FP)
1-5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21, 22
23, 24
25-28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47, 48
49, 50
51
52
53-59
60
61
62
63
64
—
REMOCOM
—
BYTE
CNVSS
XIN-T
XOUT-T
SYSTEM-RESET
XOUT
GND
XIN
VCC
NMI
—
POWER-DOWN
INT
JOGA-0, JOGA-1
JOGB-0, JOGB-1
—
MAS-A/CS
MAS-B/CS
MAS-B/WDT
MAS-B/RDT
MAS-B/CLK
MAS-B/CTS
MAS-A/WDT
MAS-A/RDT
MAS-A/CLK
MAS-A/CTS
RDY
ALE
HOLE
HLDA
BCLK
RD
BHE
WR
CS
—
DISP-CMD
RELAY
—
I CKSET0
I CKSET1
VCC
OPEN (A8)
GND
O
I
O
I
—
I
O
I
O
—
I
—
I
O
I
I
I
I
O
O
O
O
I
O
I
O
I
O
I
O
O
I
O
O
O
O
O
O
O
O
O
—
I
I
—
—
—
Not used
Remote controller Sircs input
Not used
Data bus switching signal input
Ground
Clock input (32 kHz)
Clock output (32 kHz)
System reset signal input
“L”:Reset
Main clock output (7.0 MHz)
Ground
Main clock input (7.0 MHz)
+3.3V power supply
Not used
Power down signal input
“L”:Power down
Fluorescent display tube module input
Jog control input for deck A
Jog control input for deck B
Not used
Communication chip select output for mechanism deck A
Communication chip select output for mechanism deck B
Data out output for mechanism deck B
Data in input for mechanism deck B
Serial clock signal output for mechanism deck B
Master reset signal input for mechanism deck B
Data out output for mechanism deck A
Data in input for mechanism deck A
Serial clock signal output for mechanism deck A
Master reset signal input for mechanism deck A
Connected to +3.3V power supply
Not used
Connected to +3.3V power supply
Not used
Data bus lead output
Not used
Data bus write output
Chip select signal output
Not used
Fluorescent display tube module data output
Not used
Not used
Destination selection pin for clock
+3.3V power supply
Not used
Ground
– 112 –
65-72
73-76
77
78
79
80
81-88
89
90
91-95
96
97
98
99
100
Pin No.
Pin Name
I/O
Function
O
—
O
O
O
O
O
O
O
I
—
I
—
—
O
Fluorescent display tube module data output
Not used
MD SYNC LED output
SEQUENCE LED output
OUTPUT LED output
POWER LED output
Not used
Key input pin (A/D input)
Ground
Key input pin (A/D input)
+3.3V power supply
Not used
DISPLAY D7-D0
—
LED3 (MD SYNC)
LED2 (SEQUENCE)
LED0 (MONITOR)
LED1 (POWER)
—
KEY-7
KEY-6
KEY-5 – KEY-1
AVSS
KEY-0
VREF
+3.3V
—
– 113 –
Pin No.
Pin Name
I/O
Function
• IC901 (DECK B) System Control (M30610MCA-254FP)
1, 2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21, 22
23, 24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40, 41
42, 43
44, 45
46-49
50
51
52
53
54
—
DA OUT0
DA OUT1
SQSY
—
—
BYTE
CNVSS
XIN-T
XOUT-T
SYSTEM-RESET
XOUT
GND
XIN
VCC
NMI
DQSY
POWER-DOWN
XINT
JOG 1, JOG 0
—
—
MEC-CS
MEC-CTS
MEC-CLK
MEC-RDT
MEC-WDT
SWDT
SRDT
SCLK
—
MAS-WDT
MAS-RDT
MAS-CLK
MAS-RTS
MAS-CS
—
DEM 1, DEM 0
DIF 1, DIF 0
—
STB
DATAI-SEL
DISC. IN-SW
OUT-SW
—
O
O
O
I
O
O
I
—
O
O
I
O
—
I
—
I
I
I
I
O
O
O
O
O
O
I
O
O
I
O
O
O
I
O
O
O
O
O
O
O
O
O
I
I
O
Not used
ATP address sync or subcode Q sync input from CXD2654R
Not used
Not used
Input switched by data bus (Connected to ground)
Ground
Not used
System reset signal input
“L”:Reset
Main click output (7.0 MHz)
Ground
Main clock input (7.0 MHz)
+3.3V power supply
Digital in U-bit from CXD2654R
CD format subcode Q sync input
Power down signal input
“L”:Power down
Interrupt status signal input from CXD26524R
Not used
Not used
Chip select signal output
Serial CTS signal output
Serial clock signal output
Serial data in signal input
Serial data out signal output
Write data signal output to serial bus
Read data signal input from serial bus
Clock signal output to serial bus
Not used
Serial data out signal output
Serial data in signal input
Serial clock signal output
Master reset signal output
Master chip select signal output
Not used
D/A deemphasis setting signal output
Not used
Strobe signal output to the power supply circuit
“H”:Power ON
Digital data select output
Detection signal input from the disc detection switch
Detection signal input from the loading out switch
“L”:Load out
Not used
– 114 –
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94, 95
96
97
98
99
100
Pin No.
Pin Name
I/O
Function
O
O
O
O
I
I
O
O
O
—
I
I
O
I
O
I
O
I
O
I
O
I
I
I/O
O
O
I
I
I
O
O
O
O
O
O
O
I
I
O
O
—
I
—
—
O
Loading motor control output
Loading motor voltage control output
Loading motor control output
Not used
Detection signal input from the recording position detection switch
Detection signal input from the playback position detection switch
Not used
+3.3V power supply
Gain switch signal output
Ground pin
Internal status (SENS) input from CXD2654R
Track jump signal input from CXD2654R
Reset signal input to CXD2654R, motor driver
“L”:Reset
Monitoring of command execution status from CXD2654R
Laser power ON/OFF control output
Disc reflection detection signal input
“H”:Low reflection rate disc
Latch signal input to serial bus
Recording prevention tab detection input from protect detection switch
High frequency superimpose ON/OFF control output
Detection signal input from the limit in switch
“L”:Sled limit in
BD write power ON/OFF signal output
Spindle servo lock status monitoring input from CXD2654R
Focus OK signal input from CXD2654R
Data signal input/output with backup memory
Clock signal output to backup memory
Write data transmission timing output to CXD2654R
Destination selection pin for clock (Not used)
Deck A/B selection signal input
D/A data format setting signal output
Not used
D/A soft mute ON/OFF signal output
Not used
D/A reset signal input
“L”:Reset
A/D reset signal input
“L”:Reset
Key input pin (Not used)
Analog ground pin
Key input pin (Not used)
+3.3V power supply
Not used
LD-OUT
LD-LOW
LD-IN
—
REC. P
PB. P
—
VCC
GAIN. SW
GND
SENS
SHCK (MNT1)
DIG-RST
BUSY (MNT2)
LDON
REFLECT
XLATCH
PROTECT
MOD
LIMIT-IN
WPOWER
SLOCK(MNT3)
FOK (MNT0)
SDA
SCL
SCTX
C. SET0
C. SET1
DECK A/B-SEL
DI-SEL1
DI-SEL0
—
ANA/DUB-SEL
SPEED-SEL
SMUTE
AMUTE
DA-RESET
AD-RESET
(KEY3)
(KEY2) (KEY1)
AVSS
(KEY0)
VREF
+3.3V
—
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