3
XVM-B62
SECTION 1
SERVICE NOTES
NOTE FOR REPLACEMENT OF THE EEP ROM (IC403)
The EEP ROM (IC403) contains all data by which the LCD screen is defined.
When the EEP ROM is replaced, the normal LCD screen will not appear.
It is then necessary to write the data into the EEP ROM.
Writing Method:
1. Turn off power.
2. While holding the TEST switch (S408) down for more than 5 seconds, turn on power.
Then, release the TEST switch (S408).
3. Press the
[DIMMER/--]
button for more than 2 seconds.
4. The EEP ROM data will be written and the normal test mode screen will appear.
After this, perform V COM voltage/position adjustment as well as VIDEO adjustment.
NOTE FOR REPLACEMENT OF THE SYSTEM CONTROL (IC401)
When the IC401 is replaced, the video system should be set again according to the destinations.
Setting Method:
1. Enter the test mode. (See page 8).
2. Select NTSC/PAL SELECT from the test mode menu.
3. Set the video system to the appropriate mode for each destination by using the
[INPUT/+]
and
[DIMMER/--]
buttons.
Video mode
Destination
NTSC
US, Canadian
PAL
E
