Electrical Adjustments; Test Equipment; Initial Setup - Mitsubishi Electric WT-46807 Service Manual

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Table Of Contents

Table of Contents

MODELS: WT-46807 / WS-55807 / WS-55857 / WS-55907 /WS-65807 / WS-65857 / WS-65907 / WS-73907

Note: Perform only the adjustments required.

Do not attempt an alignment if proper equipment is not available.

1. Test Equipment

• Oscilloscope (Unless otherwise specified, use 10:1 probes)

• Signal Generator (both SD and HD capable)

• Frequency Counter

• Direct Current Voltmeter

• Direct Current Power Supply

• Multiplex Audio Signal Generator

• Direct Current Ampere Meter

2. Test Signals

A. Monoscope Signal

When called for, use the NTSC or HD 1080i

monoscope signal shown.

B. Color Bar Signal

Use the color bar signal shown

below, unless otherwise specified

in this manual.

3. Initial Setup

A. Option Menu Setup

Follow the steps below for the initial set-up:

1. Select the "MENU" display by pressing the "MENU" button once.

2. Press the number buttons "8", "2", "7", "0" in sequence to

select the "OPTION MENU" display.

3. Press the "ADJUST" button to select "INITIAL."

4. Press "ENTER."

NOTE: At this time channel 3 is automatically selected.