Yamaha RX-Z1 Service Manual page 17

• Starting DIAG in the protection cancel
mode
If the protection function works and causes 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
pressing those two keys indicated in the figure on the
previous page. 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.11 (Memory initialization inhibited or
Memory initialized).
* In order to keep the user memory stored, be sure to
select INHIBITED (Memory initialization inhibited).
[2] Turn off the power by pressing the "STANDBY/ON"
key of the main unit.
• Display provided when DIAG started
When the monitor is connected, DIAGNOSTIC MENU
appears on its screen as shown in the figure. (It remains
on display until DIAG is cancelled.)
RX-Z1/DSP-AZ1
16