Read Sony DHC-FLX9W / HCD-FLX9W Service Manual online
113
HCD-FLX9W
MB BOARD IC901 CXP973064-236R (MECHANISM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
EEP SO
O
Not used
2
SDEN
O
Serial data enable signal output to DVD/CD RF amplifier
3
DOCTRL/
ISBTEST
O
Digital out on/off control signal output to the digital signal processor
“L”: digital out off, “H”: digital out on
“L”: digital out off, “H”: digital out on
4
EEP WC
O
Not used
5
EEP SI
I/O
Two-way data bus with the EEPROM
6
EEP RDY
I
EEPROM ready signal input from the DVD decoder
7
FCS JMP 1
O
Focus jump 1 signal output to the motor/coil driver
8
FCS JMP 2
O
Focus jump 2 signal output to the motor/coil driver
9
SENS CD
I
Internal status (SENSE) signal input from the digital signal processor
10
LOAD +
O
Loading motor drive signal (loading in direction) output terminal Not used
11
LOAD –
O
Loading motor drive signal (loading out direction) output terminal Not used
12
XCS DVD
O
Chip select signal output to the DVD decoder
13
VSS
—
Ground terminal (digital system)
14 to 21
D0 to D7
I/O
Two-way data bus with the DVD decoder
22
INIT0 DVD
I
Interrupt signal input from the DVD decoder
23
INIT1 DVD
I
Interrupt signal input from the DVD decoder
24
SCK DSD
O
Serial data transfer clock signal output to the DSD decoder
25
XRST DVD
O
Reset signal output to the DVD decoder “L”: reset
26
SCOR
I
Subcode sync (S0+S1) detection signal input from the digital signal processor
27
LAT CD
O
Serial data latch pulse signal output to the digital signal processor
28
LD ON
O
Laser diode on/off control signal output to the DVD/CD RF amplifier
“L”: laser diode off, “H”: laser diode on
“L”: laser diode off, “H”: laser diode on
29
MIRR
I
Mirror signal input from the digital signal processor
30
COUT CD
I
Numbers of track counted signal input from the digital signal processor
31
INLIM
I
Detection signal input from limit in switch The optical pick-up is inner position when “H”
32
CS ZIVA
O
Chip select signal output to the DVD system processor
33
SI ZIVA
I
Serial data input from the DVD system processor
34
SO ZIVA
O
Serial data output to the DVD system processor
35
SCK ZIVA
O
Serial data transfer clock signal output to the DVD system processor
36
DRVIRQ
O
Interrupt request signal output to the DVD system processor
37
DRVRDY
O
Ready signal output to the DVD system processor
38
RST
I
System reset signal input from the DVD system processor “L”: reset
39
VSS
—
Ground terminal (digital system)
40
XTAL O
System clock output terminal (20 MHz)
41
EXTAL I
System clock input terminal (20 MHz)
42
VDD
—
Power supply terminal (+3.3V) (digital system)
43, 44
SLED A, SLED B
O
Sled motor drive signal output
45
JIT OFFSET
O
Output terminal for offset adjustment of APEO (<z/. pin of DVD decoder)
46
SDOUT DSD
O
Serial data output to the DSD decoder
47
SDIN DSD
I
Serial data input from the DSD decoder
48
READY DSD
I
Ready signal input from the DSD decoder “L”: ready
49
DATA CD
O
Serial data output to the digital signal processor
50
CLOK CD
O
Serial data transfer clock signal output to the digital signal processor
51
XMSLAT
O
Serial data latch pulse signal output to the DSD decoder
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