2-24
Refer to the figures and instructions below to mount the controller card assembly to the
back of one of the LED/switch cards:
1. Use four #6-32 Nuts and four #6 Washers to secure the bracket to the inside
front of the expansion box.
2. Attach the header connector on the back side of the controller (P4) to the
connector on the back side of one of the LED/switch modules.
3. Secure the controller card to the board using four #6 screws, as shown in
Figure 2-18.
Figure 2-18. Controller Card Mounting
WARNING: The 64/64 Controller Card cannot be mounted directly in front of a
4100 Motherboard or a bay-mounting bracket such as one that mounts a
T-GEN.
The 4100-1276 LED display card contains eight red LEDs and the 4100-1277 card
contains 16 alternating red/yellow LEDs. The LED colors may be configured differently,
as described in this section.
Only the following LEDs are to be used to change colour configurations. LEDs are
available in sets of eight, as follows:
4100-9843 (yellow)
4100-9844 (green)
4100-9845 (red)
Continued on next page
Step 6. Installing LED/Switch Modules into Expansion Bays (4100ES),
Continued
Mounting the
Controller Card
Assembly
Changing Display
Card LEDs
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