Sound Projector Transducer Test - Mitsubishi Electric WD-73C1 Service Manual

MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 /
SPEAKER TRANSDUCER AND SPEAKER FREQUENCY TEST (V45++ Only)
These procedures will test the TV's speakers using an internal tone generator.
1. Press the <MENU> button on the remote control. The Customer Menu will appear.
2. Press the <2-4-5-7> buttons. The Service Menu will appear.
3. Press the <0> button. The Data Transfer & Geometry Menu will appear. See below.
Note: Before activating the SPEAKER TEST, be sure that the SOUND is not in STEREO mode.
Use SURROUND, MUSIC or NIGHT mode.
Data Transfer & Geometry Menu <MENU><2-4-5-7><0>
RESTORE ENGINE DATA FROM BACKUP
RESTORE GEOMETRY DATA FROM BACKUP
MANUAL GEOMETRY ALIGNMENT
RESTORE INDEX DELAY
SAVE ENGINE AND GEOMETRY SETTING TO BACKUP
SPEAKER TEST
SPEAKER FREQUENCY TEST
BACKUP AND RESTORE ISF SETTINGS
RED ONLY AND GREEN ONLY
4. Use the <> buttons to select "SPEAKER TEST" and press <ENTER>. The Speaker Test Transducer
Test Menu will be displayed. A tone will automatically cycle from one speaker to the next as indicated on
screen. Follow the instructions to manually cycle the tone.
5. From the Data Transfer & Geometry Menu, use the <> buttons to "SPEAKER FREQUENCY TEST."
The Speaker Frequency Test Menu will be displayed. A tone will automatically cycle from one frequency
to the next as indicated on screen. Follow the instructions to manually cycle the frequency tone.
WD-82740 / WD-82840 / WD-82CB1 / WD-92840
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