Sony MDS-W1, Service Manual

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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
—
O
—
—
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
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 “H”: Deck A, “L”: Deck B
D/A data format setting signal output
Not used
A/D data mute ON/OFF signal output
A/D MCLK select signal output “L”: 256fs, “H”: 512fs
D/A soft mute ON/OFF signal output
A/D LRCK, BCK select signal output
“L”: LRCK, BCK of Deck A, “H”: LRCK, BCK OF Deck B
D/A reset signal input “L”:Reset
A/D reset signal input “L”:Reset
Not used
Analog ground
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
—
ADDT-MUTE
W. SPEED-SEL
SMUTE
AD CLK-SEL
DA-RESET
AD-RESET
(KEY3)
(KEY2) (KEY1)
AVSS
(KEY0)
VREF
+3.3V
—