Service Mode; Test Mode - Pioneer SC-71 Service Manual

5

6. SERVICE MODE

6.1 TEST MODE

[1] Detected protection history
[Purpose]
The numbers of detections for various protection processes are displayed.
[How to enter/exit]
Turn off the power to this unit by setting the main volume level to "---dB" and Multi-zone to "OFF".
During Standby mode, simultaneously press and hold "ZONE2 ON/OFF" and "ENTER" keys for 5 seconds to enter
this mode.
[Basic operations]
Key operation
Display number of times
DC is detected.
[ ] [ ]
Display number of times
OVERLOAD is detected.
[ ] [ ]
Display number of times
COMBINATION is detected.
(Detects DC and OVERLOAD
simultaneously)
[ ]
[ ]
Display number of times
FAN STOP is
detected.
[ ] [ ]
Display number of times
AMP overheat is
detected.
[ ] [ ]
Display number of times
Digital Power abnormality is
detected.
[ ] [ ]
Display number of times
B REG power supply
failure is detected.
[ ]
[ ]
5
6
FL display
D C :
:
O L
:
C O M
:
F A N
:
S T M P
:
D E R R
:
B E R R
SC-71
6
7
Front Panel Key
[ ] : TUNE Key
[ ] : TUNE Key
[ ] : PRESET Key
[ ] : PRESET Key
7
8
A
B
C
D
E
F
43
8