Display During Menu Operation; History Of Protection Function - Yamaha DVR-S150 Service Manual

DVR-S150/NX-P150
The protection function worked due to a de-
fect or overload in the power supply (but not
related to the DVD). If the power is turned on
with the abnormality unsolved, the protection
function works in about 1 second to turn off
the power.
The protection function worked due to a de-
fect or overload in the DVD power supply. If
the power is turned on with the abnormality
unsolved, the protection function works in
about 1 second to turn off the power.
The protection function worked due to a short
at the sub-woofer control terminal or connec-
tion of the cable to the sub-woofer control
terminal with the power turned on.
For detection of each protection function (except I-PRO-
TECT), refer to DIAG menu No. 10 AD DATA CHECK de-
scribed on page 36.

History of protection function

When the protection function has worked, its history is stored
in memory with a backup. Even if no abnormality is noted while
servicing the unit, an abnormality which has occurred previ-
ously can be defined as long as the backup data has been
stored.
The history of the protection function is cleared when DIAG is
cancelled by selecting PRESET RESERVED (Memory initial-
ized) of DIAG menu No.9 or by selecting Prt His < DEL (Protec-
tion history deletion reserved) of sub-menu 6 of DIAG menu
No.16 and the backup data is erased.

Display during menu operation

During the DIAG operation, the function at work is indi-
cated on the FL indicator. The contents displayed during
the function operation are shown for each step.
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PS PRT:000
PS2 PRT:000
V3 PROTECT