P.22, 5 troubleshooting – Camco D-Power 7 User Manual

Page 23

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D - P O W E R

S E R I E S

Operating Status

LED Sequence ( ) = flash, (__) = off

Description of repeated sequences

Normal (no failure)

Permanently lit

Power Fail
(i.e. switch off)

Short 50 ms flash + 950 ms pause

High Temperature
signal attenuation

750 ms flash + 250 ms pause

Over Temperature
main SMPS off

250 ms flash + 750 ms pause

DC
reason unknown

250 ms flash + 250 ms pause

DC
input-signal-fault

3 * flashing + 0.5 s pause

DC
fault in driver stage

4 * flashing + 0.5 s pause

DC
output stage defect

5 * flashing + 0.5 s pause

Output Stage Defect
without DC

6 * flashing + 0.5 s pause

Main SMPS off
(unless high temperature/
power fail)

2 * flashing + 0.5 s pause

USER MANUAL
D-POWER 7

P.22

5.1 On LED Flashing Sequences

When switching on the amp the On LEDs flash twice accompanied by a
flash of Clip LEDs. This is normal for the ‘Start’ sequence of the D-POWER 7.

When switching off the amp the On LEDs flash several times followed by
a flash of Clip LEDs. This is normal for the ‘Shut Down’ sequence of the
D-POWER 7

. (It is the same as the loss of the mains voltage.)

In the following table you will find the possible LED sequences of the On LEDs:

Examples of LED sequences

LED sequence:

Channel 1 :

Channel 2 :

Malfunction:

Channel 1: high temperature with signal attenuation

Channel 2: normal operation

LED sequence:

Channel 1 :

Channel 2 :

Malfunction:

Channel 1: DC, output stage defect

Channel 2: main SMPS off

5 TROUBLESHOOTING

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