Alignment And Adjustments; Preadjustment; Factory/Service Mode - Hitachi CPX2102MS Service Manual

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5. Alignment and Adjustments

5-1-1. Factory Mode

1. Do not attempt these adjustments in the VIDEO mode.

2. The Factory Mode adjustments are necessary when either the EEPROM(Q002) or the CPT

is replaced.

3. Do not tamper with the "Adjustment" screen of the Factory Mode menu. The screen is intended

only for factory use.

5-1-2. When EEPROM (Q002) is replaced

1. When Q002 is replaced all adjustment data revert to their initial values. It is necessary to re-

program this data.

2. After Q002 is replaced, warm up the CCTV SET for 10 seconds.

5-1-3. When CPT is replaced

1. Make the following adjustments after setting up purity and convergence:

White Balance

Vertical center

Vertical size

Horizontal size

5-2. Factory / Service Mode

5-2-1. Procedure for the "Adjustment" Mode

1. This mode uses the standard remote control. The Factory (Service) Mode is activated by

pressing the "Factory" key on the remote control.

2. The Factory Mode will be displayed. The Factory Mode has four components: Screen adjustment,

Position adjustment, White balance, and Volume Adjust.

3. Access the Adjustment Mode by pressing the VOLUME keys (Up or Down). The adjustment

Parameters adjusted are listed in the accompanying table, and they are selected by pressing

the PROGRAM keys (Up or Down).

4. The VOLUME keys increase or decrease the adjustment values, which are stored in the non-

volatile memory as soon as the adjustment is cancelled.

5. Cancel the Adjustment Mode by pressing the OUT CONDITION key.

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