![background image](http://html.mh-extra.com/html/sony/bu-k4bd43/bu-k4bd43_service-manual_420226069.webp)
69
HCD-M10
Pin No.
52
53
54
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
I/O
O
I
O
I
O
O
I
I
I/O
I
—
—
—
O
O
O
—
—
I
I
O
—
—
—
O
—
O
O
I
O
O
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
I
—
—
Pin Name
D-RESET
REC-SW
WRPWR
LIMIT-IN
MOD
LDON
SENS
SHOCK (MNT1)
EEP-DATA
REFLECT
VCC
—
VSS
LOAD-LO
LOAD-OUT
LOAD-IN
(MODEL0)
(MODEL1)
MODEL2
MODEL3
SPDIF-CUT
—
—
—
DAC-MUTE
LINE-MUTE
DA-RESET
SLICER-SEL
SPDIF-LOCK
OPTSEL
ADPDWN
—
—
TP1
TP2
TP3
TP4
IOP
—
—
—
—
—
—
AVSS
—
VREF
AVCC
—
Description
Digital reset signal output to CXD2662R and Motor driver
Detection signal input from the recording position detection switch (L: Record)
Write power ON/OFF output (L:OFF, H: ON)
Detection signal input from the limit switch (L: Sled limit in, H: Sled limit out)
Modulation signal output to laser diode (L:OFF, H: ON)
Laser ON/OFF control signal output (H: Laser ON)
SENS signal input from CXD2662R
Track jump signal input from CXD2662R
Data input/output to/from EEP-ROM
Detection signal input from the reflect detection switch (L: Low reflection rate)
Power supply (+3.3V)
Not used
Ground
Voltage control signal output to loading motor (L: High voltage, H: Low voltage)
Loading motor control signal (H: Out)
Loading motor control signal (H: In)
Not used
Not used
Model setting input
Model setting input
Power supply for PLL control signal output to D/A converter
Not used
Not used
Not used
Muting signal output to D/A converter
Not used
Reset signal output to D/A converter
IEC958 input select signal output to D/A converter
Lock signal input from D/A converter
Optical input select signal output
Power control signal output to A/D converter
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Ground (Analogue)
Not used
Reference voltage input
Power supply (Analogue)
Not used