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241
Basic Troubleshooting and Repair
Checking the System LEDs
Controller LEDs
Figure 21: SX-200 ICP LEDs
Table 41: Controller Status LEDs
LED
LED
Status
Meaning (All LEDs)
Power ON Unit plugged in and operating normally.
OFF Unit not plugged in OR unit is faulty.
Hard Drive ON or
Flashing
Reading/writing data to/from the flash card (internal
or external) or to hard disk.
OFF No power OR no flash card or hard disk activity.
FIM Top LED indicates the status of local FIM.
Bottom LED indicates the status of remote FIM.
ON In frame synchronization
Flashing Out of synchronization OR
Tx and Rx cables reversed.
OFF Power off OR held in reset.
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