Changhong Electric 21NF55, Руководство по обслуживанию, Страница: 13 / 83

SERVICE MANUAL
11
SCON 20 Sub contrast
MCON 30 Contrast Max.
SCOL 32 Sub color
OP1 BF Option set byte 1 ***
OP2 09 Option set byte 2 ***
OP3 F F Option set byte 3 ***
OP4 F6 Option set byte 4 ***
OP5 76 Option set byte 5 ***
OP6 3C Option set byte 6 ***
INIT EEPROM initialization
VG2 Adjusting screen voltage with VG2 *
VSD Vertical output off
STS0/1/2 System status byte
Notes:
①
The items remarked with “*”, not affecting functions of the whole set, can be adjusted depending on models.
②
The items remarked with “***”, affecting functions of the whole set, can be adjusted depending on functions of
models.
③
To write in logo, use the
↓
/
↑
buttons to highlight an adjustment and the
←
/
→
buttons to adjust.
④
The data sheet may differ dependent on different models.
⑤
The data sheet may differ dependent on different CRTs for the same model.
6.3 Option set
With remote control system software TDA935X, all options can be set in the SERVICE mode and
stored in EEPROM. Data related to picture, sound and geometric adjustment are also stored in
EEPROM.
Table 2 Function Option Bit Setting
Bit Item Description Data
0 OP_HOTEL Hotel mode (1: Yes, 0: No) 1
1 OP_236
Channels preset: 1: 236 channels
0: 100 channels
1
2 OP_NTSC NTSC color system options: 1: Yes, 0: No 1
3 OP_AV2
Two sets of AV inputs: 1: Two sets of separate AV inputs 0
：
Two
sets of parallel AV inputs or one set of AV inputs 1/0
4 OP-SVSH S-Video terminal: 1: Yes, 0: No 1
5 OP-DVD DVD component input: 1: Yes 1
6 OP-RGB RGB input: 1: Yes, 0: No 1
OP1
7 OP-OSO Switch off in vertical overscan 1
OP2 0 OP_AVL AVL: 1: Yes 1
(Continued)