Noblex 21TC677U Service Manual page 10

Service Adjustments
On-screen Service Menu
Following table shows the initial values which have been stored in the CPU ROM, and items for the service adjustments.
When IC802 (EEPROM) is replaced, check the bus data to confirm they are the same as below. The shaded menu should be
checked and be set up or readjusted according to the procedures described in the following pages.
Initial Setup Data marked with an * should be changed from Initial Value Data.
No Item Description
1 RFAGC RF AGC adj.
2 H-PHA H-PHASE adj.(50Hz)
3 V-DC V-POSITION adj.(50Hz)
4 V-SIZ V-SIZE adj.(50Hz)
5 V-SCO Vertical-S compensation(50Hz)
6 V-LIN Vertical linearity adj.(50Hz)
7 H-P60 Difference Value for H-PHASE adj.(60Hz)
Difference Value for V-POSITION adj.(60Hz) -3
8 V-P60
9 V-S60 Difference Value for V-SIZE adj.(60Hz)
Difference Value for Vertical-S compensation 0
10 VSC60
(60Hz)
11 VLI60 Vertical linearity adjustment(60Hz)
12 OSDHP OSD horizontal remark position
13 OSDC OSD Contrast
14 V-SCP V-SIZE COMP
15 VSHIFT V.SHIFT
16 EWDC EW DC(50Hz)
17 EWAMP EW Amp(50Hz)
18 EWTL EW Tilt(50Hz)
19 EWCTP EW Corner Top(50Hz)
20 EWCBM EW Corner Bottom(50Hz)
21 EWDCN Difference Value for EW DC(60Hz)
22 EWAMN Difference Value for EW Amp(60Hz)
23 EWTLN Difference Value for EW Tilt(60Hz)
24 EWCTPN Difference Value for EW Corner Top(60Hz)
Difference Value for EW Corner Bottom(60Hz) 0
25 EWCBN
26 EWCOR EW COR SW
27 SBIAS Sub Bias adj.
28 RBIAS Red Bias adj.
29 GBIAS Green Bias adj.
30 BBIAS Blue Bias adj.
31 RDRIV Red Drive adj.
32 GDRIV Green Drive adj.
33 BDRIV Blue Drive adj.
34 White balance (a lateral line)
35 DRV Bright and Dark of White balance adjustment
36 B-YD B-Y DC Level
37 R-YD R-Y DC Level
38 B-YDN Difference value of NTSC B-Y DC Level
Initial Value
21
13
113
16
14
+4
0
0
38
04
03
06
21
15
27
08
05
0
0
0
0
01
31
00
00
00
64
08
64
11
11
0
-10- -10-
Range
00~63
00~31
40 00~63
00~127
00~31
00~31
-16~+15
-32~+31
-64~+63
-16~+15
-16~+15
01~255
00~07
0~7
0~15
00~63
00~63
00~63
00~15
00~15
-32~+31
-32~+31
-32~+31
-8~+7
-8~+7
0,1
00~127
00~255
00~255
00~255
00~127
00~15
00~127
00~15
00~15
-16~+15