akira CT-21NI9, Service Manual, Page: 12 / 13

12
Model No: CT-21NI9R
Version 1.0
Service V2.0 | Desing
Tuner AGC 32 | AGC Gain 00
H Position 32 | Option1 00
V Position 32 | Option2 00
VAMP 50 32 | Option3 00
VAMP 60 32 | Option4 00
Bright Max 63 | Option5 00
Bright Min 00 | ST Ttext 00
Sub Tint 32 | HPOS OSD 001
VCO Coarse 05 | VPOS OSD 01
VCO Fine 63 | HPOS TXT 057
VCO Coarse L1 05 | VPOS TXT
VCO Fine L 1 080 |
* The above values are automatically initializations. The purpose is to convenient for service
out of factory. IC002 must be re-adjusted before being used in assembly line.
** In factory, we can set one chip of EEPROM as a model first and copy it to others.
Procedure for 3S10 Chassis (Only for reference)
1. Touch up line:
a. B+ voltage adjust
b. VCO adjust
c. IF trap adjust for NTSC-M system.
This can be done in FA line according to your option. We can adjust LC101 to get perfect
NTSC-M system picture’s quality and no disturbance of SIF signal.
2. Final Assembly Line:
a. Screen and Focus voltage adjust
b. TAGC adjust
c. White balance adjust
d. H/V central and V Amp 50 adjust for PAL
e. Bright Min adjust
f. V AMP 60 and Sub Tint for NTSC