HOW TO ENTER SERVICE MODE TO APEX - PF 2720_PF 2730_PF 3230 & PF 3220

TO ENTER SERVICE MODE:

• Decrease the volume to [0].
• Press MUTE button on the remote control and VIDEO button on the TV simultaneously.
• Adjust the TV with MENU SELECT buttons on the remote control.
• Press POWER button on the remote control to Exit from service menu.

SUPPLY VOLTAGE ADJUSTMENT.

+B voltage has close relation to High Voltage.  To avoid X ray radiation, +B voltage should be [+145VDC]

• AC power supply to 120+/-2V.
• Connect a digital voltmeter to two pins of [C820], and turn ON the TV.
• Receive Philips Test pattern.
• The voltmeter should read [145 +/- 1.5V]