Sansui HDLCD3200C Service Manual page 17

ELECTRICAL ADJ USTM ENTS
2-6: FLICKER
WARNING!
If you perform this adjustment with a metallic tool, you will
destroy the DIGITAL PCB plus the LCD panel.
To prevent this disastrous damage, you must use a non-
metallic tool to perform the Flicker adjustment.
NOTE: The following adjustment is necessary for changing
the DIGITAL PCB and Panel module.
1. Activate the adjustment mode display of Fig. 1-2 and
press the CH. UP/DOWN button to select
"38 Flicker Pattern". (Refer to Fig. 2-1)
2. Check if the screen is flashing.
3. Turn Variable Resistor, and adjust it not appear
FLICKER (FLASHING). (Refer to Fig. 2-2)
Fig. 2-1
Variable Resistor
Fig. 2-2
D-4