Toshiba 21A3E Service Manual page 12

S1E: Series (Reference factory adjustment)
1 SUB COLOUR CONTRAST (SCNT)
(Measuring point) Q501 #20 (R-OUT)
(Adjusting signal) Sub Bright (NTSC) signal
(Adjusting method)
1) Set user control to the standard 1.
2) Change to adjust SCNT data.
* It make the point which doesn't have a change and it adjust with screen VR
SPEC: 2.5 0.2Vp-p
2 SUB BRIGHT (BRTC)
(Adjusting signal) Sub Bright (PAL or NTSC) signal
(Adjusting method)
1) Set user control to the standard 1.
2) Change BRTC data to set black collapse numbers by eye check.
SPEC: 4 1.5 bars
* Note: This ITEM Adjust at last
3 SUB COLOUR CENTER (COLP)
(Measuring point) Q501 #22 (B-OUT)
(Adjusting signal) Sub Bright (PAL) signal
(Adjusting method)
1) Set user control to the standard 1.
2) Change COLP data (COLC Difference data) to adjust the 6th peak amplitude of rainbow color bar.
* Note: This ITEM Adjust after (COLC)
4 SUB TINT CENTER (FOR M-NTSC MODEL) (TNTC)
(Measuring point) Q501 #22 (B-OUT)
(Adjusting signal) Sub Bright (NTSC) signal
(Adjusting method) Change TNTC data to adjust the 5th pointion to the 6th level of B-Y signal and the 7th level differ-
ence shuld regulate to 2:1
2
#5
* Note: This ITEM Adjust after (COLC)
Value
–5
1
#6 #7
– 12 –
Adjust the amplitude of color bar (p-p value of the
upper half)
1.4 0.2V (p-p)
SPEC: –5.0 5