XOCECO LC-27W18S Service Manual - page 5
3
Alignment instructions
1. Test equipment
PM5515 (Video signal generator)
PM54200(SCART signal generator)
VG-848(YUV, VGA and DVI signal generator)
K-7253 (VGA signal generator)
CA210 (White balancer)
2. The alignment flow chart (see below figure)
Fig.1 Flow process of alignment
3 Unit adjustments
Method for entering factory menu: Press MENU → -/-- →9→1→8 one by one, then enter factory
menu, press the SLEEP button to select adjustment page, exit factory menu to press the MENU
button.
Production of data processing board and
analogue board on the line.
Connect to central signal source; check if various
TV functions (station skipping, modulate quantity
control etc), check if the output of earphone and
speaker are normal.
White balance adjustment
Input AV/S signal, SCART and HDTV signal;
check various functions under AV/S terminal
Input VGA signal and check if display is normal in
the state of PC and various functions (analog
quantity control, line/field center etc.)
Check DDC and FLASH
Combined test for general assembly and aging
Check accessories and then packing