NEC PlasmaSync PX-42M2A, Service Manual

Page: 109 / 197

METHOD OF ADJUSTMENTS
5-12
6-3 Writing (Jig changeover switch to “VSYNC” side)
(1) Select “Writing” and “File Selection” in the PC monitor. Then select the objective EDID data (*.edi) in the
“Parameter File Selection.” (Table 6-1)
(2) Cancel V sync of the RGB signal having been entered in the jig.
(3) Move the SW1001 socket to Pin
3
side on the VI/O board (PWC-4213B), in order to enable writing.
(4) Select “Execution” in the PC screen and continue writing according to the screen instructions.
(5) Move the SW1001 socket to Pin
1
side.
6-4 DDC1 check
(1) At Pin 12 of the signal cable, confirm that data outputs of Table 6-1 are sequentially sent out in synchroni-
zation with the rising of V.sync. The data (1 byte) consists of 8 bits and the ninth bit has no relation to the
data.
6-5 DDC2B check
(1) According to the clock signal (SCL) at Pin
%
of the signal cable, confirm that data outputs of Table 6-1 are
sequentially sent out through Pin
@
of the signal cable.
Table 6-1 EDID Data Table
0 1 2 3 4 5 6 7 8 9 A B C D E F
00 00 FF FF FF FF FF FF 00 38 A3 24 A4 00 00 00 00
10 04 08 01 01 0A 5C 34 78 E8 00 E5 A0 5A 27 BA 25
20 17 42 4E BF C0 00 01 01 01 01 01 01 01 01 01 01
30 01 01 01 01 01 01 2F 0D 50 F0 30 E0 25 10 10 70
40 68 00 98 06 32 00 00 18 D6 09 80 A0 20 E0 2D 10
50 0F 60 62 00 B3 06 22 00 00 1E 00 00 00 FD 00 32
60 4B 18 30 05 00 0A 20 20 20 20 20 20 00 00 00 FC
70 00 50 58 2D 34 32 4D 32 0A 20 20 20 20 20 00 B8
7. Setting and confirmation before shutdown
7-1 Move the rotary switch SW6602 to the “0” position.
7-2 Insert the short-pin on the “
▲
silk” side of JP6550.