Service manual
Parts Replacement
Remove/Replace the Power Supply
Released: MAY 2000 Agilent 35900E Service Manual 15
Remove/Replace the Power Supply
1. Remove the top cover. (See page 13.)
2. Remove the screw attaching the power supply to the right side of the 
frame. (See Figure 4.)
3. Disconnect the power supply cable. (See Figure 5.)
a. Slide a flat-blade screwdriver (or your thumb nail) between the back 
of the connector and the white locking ridge.
b. Grasp the ends of the connector between your thumb and forefinger 
and pull firmly upwards.
4. Pull the power supply unit forward to slip it off of the tabs, then pull 
upwards to remove it from the frame.
5. When you are ready to replace the power supply, fit the new power supply 
over the hooked tabs and press it against the frame.
6. Reattach the power supply to the frame by replacing the holding screw on 
the right side of the unit.
7. Reconnect the power supply cable to the white connector. Push the 
connector down firmly, until the locking ridge fits over the back of the 
connector.
Remove the MIO Bracket
1. Remove the top cover. (See page 13.)
2. Remove the MIO card by first removing the two thumb screws holding the 
card at the back of the unit. The card can then be pulled out from the rear 
plate.
3. Remove the three screws attaching the MIO bracket to the frame. (See 
part "A" in Figure 5.)
4. Firmly pull up on both the plate and the connector board, holding them 
together at a right angle.










