Display Provided When Diag Started; When There Is No History Of Protection Function; When There Is A History Of Protection Function - Yamaha RX-V559 Service Manual

RX-V559/HTR-5950/DSP-AX559

• Display provided when DIAG started

When the monitor is connected, DIAGNOSTIC MENU ap-
pears on its screen as shown in the figure.
On the FL display of the main unit, an opening message
(including the version and the protection history) appears
for a few seconds followed by the diagnostic menu display
(1. ANALOG BYPASS).

When there is no history of protection function:

Opening message /
When there is no protection history

When there is a history of protection function:

The FL display appears as shown below depending on the
type of the protection function.
The protection function worked due to ex-
cessive current through the amplifier.
Causes could be a short at the speaker ter-
minal or a defect in the amplifier. The pro-
tection function activates immediately to
turn off the power, with no history display at
turn-on, if the amplifier is defective.
The protection function worked due to a
defect or overload in the 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 DC
voltage appearing at the speaker terminal.
A cause could be a defect in the amplifier. If
the power is turned on with the abnormality
unsolved, the protection function works in
about 3 seconds to turn off the power.
20
1.BYPASS
2.RAM THR
3.PRO LOGIC
4.SP SET
5.XCH INPUT
6.MIC CHECK
7.VFD CHECK
8.MAN , L TEST
9.PRESET
10.AD CHECK
11.VC STATUS
12.XM TEST
After a few seconds
NO PROTECT A
Version (1 alphabet)
I PROTECT
PS1 PRT:000 A
PS2 PRT:000 A
DC PRT:000 A
13.DOCK TEST
[14.Net]
[15.DAB]
16.IF STATUS
17.DSP BUS
18.SWF C. OFF
19.PRT SET
20.PRT HIST
21.SOFT SW
22.VER/SUM/P
23.TI BOOT
DIAG menu display /
1.ANALOG BYPAS
A
or