akira CT-14XA9A, Service Manual

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16
Model No: CT-14XA9A
Version 1.0
Item Bus Data Description Remarks
SCON 20 Sub contrast *
MCON 39 Max contrast *
SCOL 32 Sub color *
OP1 FF Option set byte 1 *
OP2 FF Option set byte 2 *
OP3 FF Option set byte 3
OP4 FF Option set byte 4 *
OP5 FF Option set byte 5 *
OP6 FF Option set byte 6 *
INIT EEPROM initialization *
VG2 Adjusting screen voltage with VG2 *
VSD Vertical output off
USER_LOGO User logo write-in (valid when OP-USER-LOGO
is 1)
STS0/1/2 System status byte
Notes:
1. The data marked with "*" have been adjusted in the MANUFACTURE mode. Take care when in
service and adjustment.
2. To write in logo, use the buttons to highlight an adjustment and the buttons
to adjust.
3. The data sheet may differ dependent-on different models..
4. 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.
Bit Item Description Default
OP1 0 OP_HOTEL HOTEL mode 1
1 OP_236 100/236 programs preset 0
2 OP_NTSC NTSC option set 1
3 OP_AV2 Two set of AV terminals: 1-With
AV2; 0-Without AV2 1A1-1
1A/1A2-0
4 OP_SVHS S-Video terminal 1A1-1
1A/1A2-0
5 OP_DVD DVD 1AI-1
1A/1A2-0
6 OP_RGB RGB: 1- RGB 0-No 1A1-0
1A/1A2-1
7 OP_OSO Switch off in vertical over scan 0