Read Sony BMZ-K33 / CX-BK33 Service Manual online
75
CX-BK33
Pin No.
Pin Name
I/O
Description
43
O-SHIFT_CLK
O
Serial data transfer clock signal output to the shift register
44
O-SHIFT_DATA
O
Serial data output to the shift register
45
O-SHIFT_STB
O
Strobe signal output to the shift register
46
O-PLLCE
O
Latch signal output to the tuner unit
47
O-PWM1
O
PWM signal output for focus offset adjustment
48
O-MCLK
O
Serial data transfer clock signal output to the tuner unit and input select IC
49
O-PWM3
O
PWM signal output for RF offset adjustment
50
O-MDATA
O
Serial data output to the tuner unit and input select IC
51
O-PWM2
O
PWM signal output for tracking offset adjustment
52
O-DATA
O
Serial data output to the digital signal processor
53
O-LCD_DATA
O
Serial data output to the LCD driver
54
O-LCD_CLK
O
Serial data transfer clock output to the LCD driver
55
O-CLOCK
O
Serial data transfer clock output to the digital signal processor
56
I-SQSO
(MUTE_REQ)
I
Sub-Q data input from the digital signal processor
57
O-SQCK
(SYS_RESET)
O
Sub-Q clock output to the digital signal processor
58
I-SENS
(4CH_CLK)
I
SENS signal input from the digital signal processor
59
O-LDON
(4CH_DATA1)
O
Laser diode on/off control signal output to the automatic power control circuit “H”: laser on
60
O-XLT
(4CH_DATA2)
O
Control data latch signal output to the digital signal processor
61
O-XRST
O
System reset signal output to the digital signal processor and motor/coil drive IC
62
O-MICK
O
Serial data transfer clock signal output to the MP3 decoder
63
O-LCD_CE
O
Latch signal output to the LCD driver
64
MIDIO
I/O
Serial data input/output to/form the MP3 decoder
65
O-MP3REQ
O
Request signal output to the MP3 decoder
66
O-MILP
O
Latch pulse signal output to the MP3 decoder
67
I-ELV_E2
I
ELV_E2 switch signal input from the CD mechanism
68
I-ELV_E3
I
ELV_E3 switch signal input from the CD mechanism
69
I-ELV_E1
I
ELV_E1 switch signal input from the CD mechanism
70
I-SLD_E3
I
SLD_E3 switch signal input from the CD mechanism
71
BVSS
—
Ground terminal
72
BVDD
—
Power supply terminal
73
I-SLD_E1
I
SLD_E1 switch signal input from the CD mechanism
74
I-SW5-B
I
SW4 switch signal input from the CD mechanism
75
O-ELV_POS
O
Elevator motor control signal output for the CD mechanism
76
O-SLD_POS
O
Loading motor control signal output for the CD mechanism
77
O-LOD_POS
O
Sled motor control signal output for the CD mechanism
78
I-SW4
I
SW5-B switch signal input from the CD mechanism
79
I-SW2-A
I
SW2-A switch signal input from the CD mechanism
80
I-SW3
I
SW3 switch signal input from the CD mechanism
81
I-D_SENSOR
I
Disc sensor signal input from the CD mechanism
82
I-SW1-A
I
SW1-A switch signal input from the CD mechanism
83
I-SW2-B
I
SW2-B switch signal input from the CD mechanism
84
I-SW5-A
I
SW5-A switch signal input from the CD mechanism
85
O-LOD_NEG
O
Sled motor control signal output for the CD mechanism
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