MITSUBISHI PD5050
Manual de Servicio

METHOD OF ADJUSTMENTS
�Adjusting conditions
Adjustments should be carried out in the procedures of A to D specified below. However, any adjustments other than the items A to D below are not required. A. B. C. When the �PDP module� is replaced, adjustments should conform to the adjusting items of [1 and 2] specified below. When the �POWER UNIT� is replaced, adjustments should conform to the adjusting item of [2] specified below.

�Adjusting items 1. Clearing of the usage time (Using the remote control)

When the �MAIN PWB� is replaced, adjustments should conform to the adjusting item of [3] specified below. D. When the "HIGH VOLTAGE PWB" is replaced, adjustments should conform to the adjusting item of [4] specified below.

(1) Press the keys in the order of [MENU] [MUTE] [EXIT] [SLEEP] [EXIT] in order to enter the diagnostics menu. (2) Press the [MENU/ENTER] key to select the [USAGE TIME] menu (8/11). Then, the integrated time [34567 (hours)] (example) accumulated till the present time is displayed when the main power supply is turned on (except for the standby mode).

USAGE

TIME

34567H

232C-ALARM

RX TX

0 0

[MENU/ENTER] NEXT

[EXIT] PREV

8/11

(3) When the keys are pressed in the order of [MUTE] � POSITION/CONTROL [ ]� POSITION/CONTROL [ ] � [SLEEP], the display is cleared to [00000H]. At that time, the characters of [RESET] are displayed for about 5 seconds on the right side of time display.

USAGE

TIME RESET

00000H

232C-ALARM

RX TX

0 0

[MENU/ENTER] NEXT

[EXIT] PREV

8/11

4-1