General Troubleshooting; Led States - High End Systems DL.1 User Manual

Caution: The fixture will not function correctly if contact screws are missing
from boards.
6. Replace the side assembly. Make sure you align the assembly properly when
inserting; damage to the fixture can result from improper alignment.
7. Replace the six M4 socket caps that secure the side assembly to the fixture.
Note: Filter calibration values are stored in non-volatile memory on the CPU
board. After replacing the CPU board you will need to recalibrate the filter
system, see "Recalibrating the Filter System:" on page 5-3.

General Troubleshooting

This section discusses troublehsooting LED states and general troubleshooting
suggestions.

LED States

LEDs located on DL.1 fixture boards indicate how the unit is functioning. Table 5-1
lists LED States, and problems they may indicate. For details on locating board LEDs,
see Figure 5-8 on page 5-11.
Table 5-1 LED States
LED
LED #
Location
LD1
LD2
LD3
2-phase
Board
LD4
LD5
DL.1 User Manual
State Problem?
Steady Green No
Steady Yellow No
Blinking Red No
Infinitely
Yes
Blinking Red
Steady red Yes
Blinking Red
Yes
and Green
OFF Yes
Steady Green No
Blinking Dim
No
Green
Dim Green Yes
OFF Yes
General Maintenance and Troubleshooting
Description
S3 (dimming iris) sensor open
S3 (dimming iris) sensor closed
Board is initializing
Board not receiving data
Board not receiving data
Addressing screw(s) missing from board
Board not receiving power
Receiving proper voltage
Receiving data
Board not receiving data
Board not receiving power
5
5-9