Table of Contents
Advertisement
ELECTRICAL ADJUSTMENTS
Use the communication program [Hyper Terminal] of Microsoft
Windows
®
95/98/Me/XP operating system for some electrical
adjustments of this projector.
Necessary equipment and connecting
Connect the following equipment as shown in the right figure.
• This projector
• Personal computer (with Microsoft
operating system)
• Monitor for personal computer
• RS-232C cable (service component)
• SVGA signal generator (equivalent to VG-812)
• Program ROM: LC12 Ver. 1.8 (exclusively for VG-812)
↔
• RGB
D-SUB conversion cable
• Red scale signal (for C/W delay adjustment)
Test signal
• SVGA signal (Vertical frequency 60 Hz)
- NTSC (480i) signal (Vertical frequency: 59.94 Hz)
The timing and patterns for the adjustment are as follows :
H Timing
HDW
HBP
HD signal
Program ROM : LC12 Ver. 1.8
Program
Pattern
No.
11
White raster 20%
12
White raster 50%
White / black signal
29
SMPTE (White) *
30
* Though the signal generator supplies
this signal as a green signal, the
projector receives it as Y/C
Therefore, this signal is projected as a
full white SMPTE signal.
®
Windows
®
95/98/Me/XP
HDISP
HP
Timing of SVGA signal (Vertical frequency 60 Hz)
DOT-CLOCK [MHz]
HP [DOT]
HDISP [DOT]
HDW [DOT]
HBP [DOT]
Timing of NTSC (480i) signal (Vertical frequency:59.94 Hz)
DOT-CLOCK [MHz]
/C
signal.
B
R
HP [DOT]
HDISP [DOT]
HDW [DOT]
HBP [DOT]
®
D-SUB input
terminal
Signal
generator
Projector
RGB ↔ D-SUB
conversion cable
V Timing
VDW
VDISP
VBP
VP
VD signal
40.0
VP [H]
1056
VDISP [H]
800
VDW [H]
128
VBP [H]
88
Interlace
Signal polarity
13.5
VP [H]
858
VDISP [H]
720
VDW [H]
64
VBP [H]
58
Interlace
Signal polarity
DPX-530
Monitor for
personal
computer
RS-232C cable
Personal
computer
SERIAL input
terminal
628
600
4
23
---
HD : +, VD : +
525
480
3
14
Interlace
HD : nothing
VD : nothing
Sync on green : -
31
Advertisement
Table of Contents
