Sony XA-V7W, Руководство по обслуживанию

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59
XAV-7W
• MONITOR BOARD IC401 LZ9GJ24 (LIQUID CRYSTAL DISPLAY DRIVER (FOR MONITOR))
Pin No. Pin Name I/O Description
1 VIN I
Vertical sync signal input (positive polarity)
2 CVOP O
Vertical sync isolation signal output
3 MON E O
Test setting output terminal Not used
4 HSY O
Horizontal sync signal output to the on screen display controller, video interface and display
controller (negative polarity)
5 VDD —
Power supply terminal (+5V)
6 FRPT O
Polarity inversion signal output for opposite electrode to the video interface
7 SYNI I
Composite sync signal input from the video interface
8 FRPV O
Polarity inversion signal output for video signal to the video interface
9 GND —
Ground terminal
10 VCS O
Mask signal output for normal mode to the video interface
11 NTPC I
NTSC/PAL selection signal input from the display controller “L”: PAL, “H”: NTSC
12 VSY O
Vertical sync signal output to the on screen display controller and display controller
13 HRVC I
Horizontal scanning direction setting input terminal Fixed at “H” in this set
14 VRVC I
Vertical scanning direction setting input terminal Fixed at “L” in this set
15 CLKC I
Clock/synchronizing signal input/output setting input terminal
“L”: HSY (pin
4
), VSY (pin
qs
), EXCL (pin
qk
) are input mode
“H”: HSY (pin
4
), VSY (pin
qs
), EXCL (pin
qk
) are output mode
Fixed at “H” in this set
16 MDS I
Display mode setting input terminal Fixed at “H” in this set
17 GND —
Ground terminal
18 EXCL O
External clock signal output terminal Not used
19 GND —
Ground terminal
20 MDW I
Liquid crystal display wide mode selection signal input from the display controller
“L”: zoom/widezoom, “H”: normal/hull
21 MDN I
Liquid crystal display wide mode selection signal input from the display controller
“L”: zoom/normal, “H”: widezoom/hull
22 PWM O
Back light control signal output terminal Not used
23 MON F O
Test setting output terminal Not used
24 VSWC O
VSWO (pin wh ) output control signal input terminal
“L”: superposed VCS signal on inversion of VSWI (pin
wg
) output
“H”: inversion of VSWI (pin
wg
) output Fixed at “H” in this set
25 VSWI I Video system selection signal input terminal Not used
26 VSWO O Video system selection signal output terminal Not used
27 VDD — Power supply terminal (+5V)
28 SPOI I/O Source driver start signal input/output with the liquid crystal display
29 GND — Ground terminal
30 PCP O Test setting output terminal Not used
31 CLOC O
EXCL (pin
qk
) output mode selection signal input terminal
“L”: CLD signal output at EXCL (pin qk ) output mode (CLCK pin qg : “H”)
“H”: “L” output at EXCL (pin
qk
) output mode (CLCK pin
qg
: “H”)
Fixed at “H” in this set
32 MOD2 O Gate driver control signal output to the liquid crystal display
33 HR O Source driver horizontal scanning setting output to the liquid crystal display
34 IHR O Source driver horizontal scanning setting output terminal Not used
35 PS O Source driver control signal output to the liquid crystal display
36 CTR O Source driver control signal output to the liquid crystal display
37 SPIO I/O Source driver start signal input/output with the liquid crystal display