Sr7010 - Protection History Display Mode (2 Of 3) - Marantz sr7010 User Manual

Model Information
Index
1. If no protections have occurred, "No Protect" is
displayed
2. if last protection was ASO, "ASO" is displayed.
Cause: A short circuit occurred between the speaker terminals, or speakers with an impedance outside the rating were connected. If the power is turned on
during this abnormality, protection is activated after around 6 seconds and the power is turned off.
3. If the last protection was DC, "DC" is displayed.
Cause: DC output of the power amplifier is abnormal.
If the power is turned on during this abnormality, protection is activated after around 6 seconds and the power is turned off.
4. If the last protection was THERMAL A or E, "THERMAL A
or E is displayed.
Cause: Abnormal heat sink temperature.
If the power is turned on during this abnormality, protection is activated after around 180 seconds and the power is turned off.
5. When the last protection incident was CURRENT
protection, "CURRENT" is displayed
Cause: An over current flowed in power amp.
If the power is turned on in the abnormal state, protection is activated after around 90 seconds and the power is turned off.
Caution: These protections may also be activated due to causes such as disconnection of connectors or operations around the
microcomputer.
After viewing the above protection history, press the button "STATUS" to return to the normal display.
Front Panel and Button Locations

SR7010 - Protection History Display Mode (2 of 3)

L1
FLD
L2
FLD L2
FLD
FLD L2
FLD L2
FLD L2
FLD
L1
L2
P R O T E C
: N O P R
: A S O
L2
: D C
: T H E R M
: T H E R M
: C U R R E
Fluorescent Display
Line 1
Line 2
HOME
T H I S T O
O T E C T
A L A
A L E
N T
Clearing the Protection History
R Y
29