Service manual

24
PG-M20S
PG-M20X
22 Automatic sync
operation
1. Receive the phase checking pattern
signal.
No. Adjustment Items Adjustment Conditions Adjustment Procedures
1. Confirm that Clock, Phase, H-POS
and V-POS can be automatically
adjusted in the VGA/S-VGA/XGA
mode.
23 Confirmation of
USB operation
Connect the set to a personal computer
by USB cable.
Using the remote controller, make sure
that feed and return operations are ef-
fective on the display of the personal
computer.
24 Factory settings 1. Make the following settings.
Process Remote controller
adjustment settings
S4 "Factory Setting 4"
How to Adjust the PC I/F unit
1. Initialization of EEPROM
1) Press SW2002 to enter the process mode.
2) Execute S1 on the SSS menu. (By S1, all the contents of EEPROM are initialized.)
3) Confirm that the program version "Ver. XXX" has become the latest one
2. Adjusting items
1) Adjustment of RGB drive/gain
(1) feed the window pattern signal that has 100% and 0% signals.
(2) Select AUTO among the A/D items in the process mode and carry out adjustment.