Starting Diag; Starting Diag In The Protection Cancel Mode; Canceling Diag - Yamaha RX-V750 Service Manual

Starting DIAG

Press the "STANDBY/ON" key of the main unit while simul-
taneously pressing the "INPUT MODE" key and the "MULTI
CH INPUT" key to activate the DIAG function.
Starting DIAG in the protection cancel
mode
If the protection function works and causing hindrance
to trouble diagnosis, cancel the protection function as
described below and it will be possible to enter the
DIAG mode. (The protection functions other than the
excess current detect function will be disabled.)
Press the "STANDBY/ON" key while simultaneously press-
ing those two keys indicated in the figure above. At this time,
keep pressing 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 DIAG mode
with the protection functions disabled.
CAUTION!
Using this product with the protection function disabled
may cause damage to itself. Use special care for this point
when using this mode.

Canceling DIAG

1
Before canceling DIAG, execute setting for PRESET of
DIAG menu No.10 (Memory initialization inhibited or
Memory initialized).
* In order to keep the user memory stored, be sure to se-
lect PRESET INHIBITED (Memory initialization inhibited).
Protection history will remain in memory.
2
Turn off the power by pressing the "STANDBY/ON" key of
the main unit.
Turn on the power while pressing these keys.
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RX-V750/DSP-AX750/DSP-AX750SE
RX-V650/HTR-5760
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