– 25 –
3. Traverse signal check
Connection Point:
[MAIN BOARD] (SIDE A)
Press the FF or FR from step2.
Check to see that the traverse signal level is between 280 -
480mVp-p.
4. After completed with adjustment, press the RESET button to
release the test mode.
Note:
Extend the sweep time
for easier view.
280 – 480mVp-p
A
A
B
B
A = B
0V
0V
DISPLAY SECTION
DIMMER ADJUSTMENT
1. Connect the LCD1 to the CN533 of the LCD board.
2. Connect the digital voltmeter to the CN533
8
pin of the LCD
board.
3. Adjust the RV550 of the LCD board for 2.83V reading on digi-
tal voltmeter.
Standard value : 2.83 – 2.93V
Connection Point:
[LCD BOARD]
(Conductor Side)
+
–
Digital
voltmeter
RV550 :
Dimmer adjustment
CN553
8
pin
Oscilloscope
TP (TEO)
TP(VC)