Service Check - Denon AVR-S650H Service Manual

3-1. Selecting the Mode for Service-related
3-1.1. Actions
Select diagnostic mode (service path check mode), protection history display mode, 232C standby clear
mode, Operation Info mode, TUNER STEP mode or Remote ID Setup Mode.
3-1.2. Starting up
While holding down buttons "TUNE +", "BAND" and "MODE" simultaneously, press the power button
to turn on the power.
Select the desired mode using the "TUNE +/-" button, then press the "STATUS" button to confirm.
3-1.3. Displaying and Selecting Each Mode
The information shown on the display switches each time the "TUNE +" button is pressed.
Press the "STATUS" button to set the currently displayed mode and restart the device.
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1.SERVICE CHECK

Service Path Check Mode：See "DIAGNOSTIC
The Video and Audio paths can be checked.
This function is convenient for confirming problem paths in the product and checking the
paths after repairing.
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2.PROTECTION
The protection history can be checked.
MODE"
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4.OP INFO
Operation Info for the unit can be checked.
r E3 and E2 model only
5.TUNER FRQ SET
Enables reception STEP of the ANALOG TUNER to be changed.
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6.REMOTE ID
This function is for operating only the desired AV receiver.
3-1.4. Canceling the selected mode
Press the power button to turn off the power.
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