Starting Self-Diagnostic Function In The Protection Cancel Mode; Canceling Self-Diagnostic Function - Yamaha RX-V1800 Service Manual

RX-V1800/HTR-6190/DSP-AX1800
• Starting Self-Diagnostic Function
Press the "MASTER ON/OFF" key while simultaneously
pressing those two keys of the main unit as indicated in the
figure below.
• Starting Self-Diagnostic Function in the
protection cancel mode
If the protection function works and causes hindrance to
trouble shoot, cancel the protection function as described
below, and it will be possible to enter the self-diagnostic
function mode. (The protection functions other than the
excess current detect function will be disabled.)
Press the "MASTER ON/OFF" key while simultaneously
pressing those two keys indicated in the figure above. At
this time, press and hold those two keys for 3 seconds or
longer.
In this mode, the "SLEEP" segment of the FL display of the
main unit flashes to indicate that the mode is self-diagnos-
tic function mode with the protection functions disabled.
CAUTION!
Using this product with the protection function disabled
may cause damage to itself. Use special care when us-
ing this mode.

• Canceling Self-Diagnostic Function

1 Before canceling self-diagnostic function, execute set-
ting for PRESET of main menu No. 28 (Memory initial-
ization inhibited or Memory initialized).
* In order to keep the user memory stored, be sure to
select PRESET INHIBIT (Memory initialization in-
hibited).
2 Turn off the power by pressing the "MASTER ON/OFF"
key of the main unit or the "STANDBY" key of the re-
mote control.
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Keys of main unit
Turn on the power while pressing these keys.