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FL display at start-up of diagnostic program
When the diagnostic program has started, the check sum of the main microcomputer or the protection history (*1) is
displayed. If the protection function has been activated in the past, the type and voltage value are displayed. After
a few seconds the diagnosis function menu will appear.
(*1) If a faulty condition is detected such as excessive current, a bad power supply or excessive amplifier DC offset,
the Power will be switched OFF automatically.
Note) For the voltages of the power and DC protection functions, see the diagnosis main menu No. 9, which will be
described later. The protection history will be cleared when "RESERVED" is selected in the diagnosis main
menu No. 8 and FACTORY PRESET is engaged.
Protection history
The following examples show how the protection history is displayed:
CHK S UM : X X X X X
I P R O T E C T I O N
P S P R T : X X%
D C P R T : X X%
(2) Exiting method
The diagnosis function can be exited by any of the following procedures. Take care with the setting of backup memory
initialization menu (diagnosis No. 8) when releasing the diagnosis function.
1. Select sub-menu No. 3 "EXIT" of the diagnosis main menu No. 12.
2. Press the "STANDBY/ON" key on the main unit or "STANDBY" key on the remote control to turn Power OFF.
Appears when the protection function has not been activated.
Displayed the check sum (4-digit, hexadecimal) and the version
(one letter) of the main microcomputer.
Appears when the current protection function has been activated.
When power is turned on in an abnormal condition, the power relay
will come on, protection will operate immediately, and power will
turn off.
Appears when the power supply protection function has been
activated.
For the % value, the voltage at that point is shown by 5V/100%.
When power is turned on in an abnormal condition, power will turn
off after half a second.
Appears when the power amp DC protection function has been
activated.
For the % value, the voltage at that point is shown by 5V/100%.
When power is turned on in an abnormal condition, power will turn
off after two seconds.
RX-V596/HTR-5250/RX-V596RDS
10
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