Panasonic CU-5E34NBE-C, Техническое и сервисное руководство

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8-2. Self-Diagnostics
The self-diagnostics is performed and the results are indicated with the combined patterns of lighting ON,
blinking and lighting OFF of the 4 error monitor lamps on the Control P.C.Board.
WARNING
To prevent electric shock, do not inspect or repair until
the Power Lamp on the Control P.C.Board is turned off.
8-2-1. Method of Self-Diagnostics
(1) Remove the right front cover.
Refer to Fig. 2 in "7-3-1 Noise Reducing Control" for details.
(2) Turn on the switch No.2 of the dip switch (SW01) on the Control P.C.Board. (Fig.6)
Check the combined status of the error monitor lamps (Fig.6), and refer to
the " 8-2-2. Display of Error Monitor Lamps" for the self-diagnostics.
Fig. 5 View from front
Fig. 6 Control P.C.Board
ERR0
SW01
SW01
Dip switch (SW01)
ON
1 2
SW02
Power lamp Error monitor lamps
NOTE The error monitor lamps indicate the past 3 error patterns including the latest one.
ERR1
ERR2
ERR3
Control P.C.Board
Right front cover
Slide downward