Removing and Replacing the Model 744 Board Computer
Removing and Replacing the Model 744 Board
Computer
This section provides step-by-step instructions for removal and replacement of a single
slot and dual slot 744 board computer.
Preliminary Requirements
If you are replacing a defective 744 board computer with a new one, you must determine
the LAN ID of the existing 744 board computer before replacing it.
If the 744 board is operational you can access the LAN ID information from the Boot Con-
sole Handler's Information menu. At the information menu prompt, enter the following
command:
Information Menu: Enter Command> LA
If the 744 board is non-operational, you can find the LAN ID on the label of UE1 which is
the non-volatile stable store EEPROM where the LAN ID is saved.
The label on UE1 lists the last six digits of the LAN ID. Locate these digits as shown in
Figure 5-3 and write them down here with the first six digits. LAN ID: 0060b0_________
1818-
6700
nnnnnn
960702
Figure 5-3
Last 6 Digits of LAN ID
Locating the LAN ID
Field Replaceable Units
5-9