Alignment and Adjustments (Electrical)
4. Alignment and Adjustments (Electrical)
4-1 Preadjustment
4-1-1 Factory Mode4-1-3 When CRT Is Replaced
1. Do not attempt these adjustments in the Video
Make the following adjustments after setting up
Mode.purity and convergence:
2. The Factory Mode adjustments are necessaryWhite Balance
when either the EEPROM (IC902) or the CRTSub-Brightness
is replaced.Vertical Center
Vertical Size
3. Do not tamper with the OAdjustment� screenHorizontal Size
of the Factory Mode menu. This screen is
intended only for factory use.
4-1-2 When EEPROM (IC902) Is Replaced
1. When IC902 is replaced all adjustment data
revert to initial values. It is necessary to re-
program this data.
2. After IC902 is replaced, warm up the TV for
10 seconds.
4-2 Factory (OService�) Mode
4-2-1 Procedure for the OAdjustment� Mode
1. This mode uses the standard remote control.4. Selection sequences for the
The Service Mode is activated by: (1) pressingPAL/SECAM B/G, L systems:
the OFACTORY� service key on the local-key-
board, or (2) by entering the following remote-down or up key:
control sequence (within 2 seconds):TXP>SBT>SCT>SCR>STT>BCR>BLG>RG>
GG>BG>PWL>SC>SL>VA>PUS>PHS>GRE>
STAND-BY ? DISPLAY ? MENU? MUTE?BB>CDL>BKS>PEW>PEP>PEUC>PELC>
POWER ONPDL>VSC>HP>HB>TC>WS
2. The OSERVICE (FACTORY)� message will be5. The VOLUME keys increase or decrease the
displayed. The Service Mode has three compo-adjustment values, (stored in the
non-volatile memory) when Adjustment Mode
nents: Adjustment, Option Bytes and Reset.
is cancelled.
3. Access the Adjustment Mode by pressing the
OVOLUME� keys ( Up or Down). The adjust-
ment parameters are listed in the accompany-
ing table, and selected by pressing the CHAN-
NEL keys ( , ).
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