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Commander Installation Guide
Issue 9 Trilogy Communications Limited Page 13 of 81
2.4.3 500-01 SERIES TDM CONTROLLER CARD
The current version of the TDM card is:
• 500-01-10 which replaces the 500-01-00.
The main TDM controller is fitted in the left side of the frame, immediately to the right of the
500-08 / 500-02 combination. The standby controller is only applicable in fault tolerant
systems when the appropriate modules have been purchased. Do not fit the standby
controllers at this stage.
The diagram below shows the position of major components on the 500-01-10.
The following key points should be noted:
• Detailed information about the LEDs on the 500-01-10 TDM Card may be found in the
Commander Technical Manual. Contact Trilogy Communications for information about
this manual.
• During normal operation, we suggest that the Display Selector switch be set to position
3.