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TH-80LFB70E
5 Service Mode
5.1. CAT (Computer Aided Test) mode
How to access the CAT mode.
Method A Main unit + remote control operation
Press and hold the button on the right side of the unit and press the RECALL button on the remote control 3 times quickly
within 2 second, this will place the unit into the CAT mode.
Method B Remote control operation only
1. Set the OFF timer except for [0] minute by OFF TIMER button. (30 minutes, 60minutes, 90 minutes)
2. Set the volume level of sound to 0 by VOL down button / -button.
3. Press the RECALL button more than 3 seconds before a volume display disappears.
To exit the CAT mode, turn the power off by the main unit or a remote control.
5.1.1. IIC mode
Select the IIC mode by Up/Down button on the remote control at the front page of CAT mode and then press the Action button on
the remote control.
Subject and item are mentioned on “IIC mode structure”.
To exit the IIC mode, press the R button on the remote control.
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