3745 FRU Exchange Procedure
LIC Board Type 2 Exchange Procedure

Removal Procedure:

1. Inform the customer that the 3745 is to be
powered OFF.
2. Press Power Off on the control panel.
3. Open the front door and the rear door.
4. Switch CB1 OFF. Refer to Figure 4-119
5. Locate the board to exchange. Refer to
Figure 4-121 on page 4-89
6. Remove the SMUX covers. Refer to
Figure 4-120 (four screws must be removed
.1/).
Figure 4-119. CB1 Location
Figure 4-120. SMUX Cover
4-88 3745 Models 130 to 17A: MIP