powersoft Quattrocanali 4804

INDEX
34
QUATTROCANALI | SERVICE MANUAL
TROUBLESHOOTING LED ERROR CODE Level 1 Level 2 Level3 Level 4 Level 5
LED
Reference
LED
Normal
Condition,
No Input
Signal
LED
Colour,
No Input
Signal
Error
Description
Customer ASC ASC ASC ASC
Possible Solution
Possible
Solution
Possible
Solution
Possible Solu-
tion
Final
Action
CHANNEL FAULT
CLIP OFF Orange
Relays or
Remote on/off
Test Failed
(Factory Test
only)
Contact
service centre
-6dB /
TEMP
OFF Yellow
Thermal
Warning
or Protection
Remove and Clean
air lters and Perform
Reset Procedure
Check
the Fan
Consumption
Upgrade
and Insert
at cables
properly
Replace
Control or
DSP+D Board
Contact
Powersoft
-12dB OFF Green
Channel Out
Current Test
Failed (Factory
Test only)
Reset Procedure and
Set the Rear switch
status on OFF condition
Check
Internal LEDs
- Power AMP
Section
Check
Internal LEDs -
DSP+D
Board Section
-24dB OFF Green
Channel Out
Voltage Test
Failed
Reset Procedure and
set the Rear switch
status on OFF condition
Check
Internal LEDs
- Power AMP
Section
Check
Internal LEDs -
DSP+D
Board Section
SIGNAL OFF Green Channel Mute
Perform Reset
Procedure
Check
Internal LEDs
- Power AMP
Section
Upgrade
and Insert
at cables
properly
Replace
Control or
DSP+D Board
Contact
Powersoft
READY Green Green Auto Mute
Set all CH’s Output
conguration DIP switch
OFF, and Perform Reset
Procedure
Check
Internal LEDs
- Power AMP
Section
Upgrade
and Insert
at cables
properly
Replace
Control or
DSP+D Board
Contact
Powersoft
ALARM OFF Red
Channel
Damaged
Set all CH’s Output
conguration DIP switch
OFF, and Perform Reset
Procedure
Check
Internal LEDs
- Power AMP
Section
Measure the
Rail Fuses
Replace
Control or
DSP+D Board
Contact
Powersoft