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4. Alignment and Adjustments (Electrical)
4-1 Preadjustment
4-1-1 Factory Mode
1. Do not attempt these adjustments in the Video
Mode.
2. The Factory Mode adjustments are necessary
when either the EEPROM (IC902) or the CRT
is replaced.
3. Do not tamper with the "Adjustment" screen
of the Factory Mode menu. This screen is
intended only for factory use.
4-1-2 When EEPROM (IC902S) 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 ("Service") Mode
4-2-1 Procedure for the "Adjustment" Mode
1. This mode uses the standard remote control.
The Service Mode is activated by: (1) pressing
the "FACTORY" service key on the local-key-
board, or (2) by entering the following remote-
control sequence (within 2 seconds):
STAND-BY →DISPLAY →MENU→ MUTE→
POWER ON
2. The "SERVICE (FACTORY)" message will be
displayed. The Service Mode has three compo-
nents: Adjustment, Option and Reset.
3. Access the Adjustment Mode by pressing the
"VOLUME" keys ( Up or Down). The adjust-
ment parameters are listed in the accompany-
ing table, and selected by pressing the CHAN-
NEL keys (L,M).
Samsung Electronics
4-1-3 When CRT Is Replaced
Make the following adjustments after setting up
purity and convergence:
White Balance
Sub-Brightness
Vertical Center
Vertical Size
Horizontal Size
4. Selection sequences for the
PAL/SECAM B/G, L/systems:
down or up key:
AGC>TXP>AFW>SBT>SCT>SCR>STT>RG>
GG>BG>TCT>SC>SL>PVS>PHS>NVS>
NHS>CDL>BKS
5. The VOLUME keys increase or decrease the
adjustment values, (stored in the
non-volatile memory) when Adjustment Mode
is cancelled.
Alignment and Adjustments (Electrical)
4-1
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