Tektronix DSA8200 Series, Service Manual

Page: 118 / 196

Removal and Installation Procedures
4--60
DSA8200 Digital Serial Analyzer and Modules Service Manual
NOTE
. In addition to this topic, see Checking the Power Supply Voltages on
page 4--86 in the
Troubleshooting
section.
1
Trim (all)
1
Bottom cover
1
Left and Right covers
1
Front and Power rear distribution boards
2. Orient theinstrument: Set the instrument so its bottom is down on the work
surface and its right-side is facing you.
3.
Remove the low-voltage power supply: See Figure 4--36, page 4--60.
a. Disconnect J611 ribbon cable connector from the PC processor board.
b. Remove the two T-15 Torxdrive screws securing the low-voltage power
supply to the right-side chassis support.
c.
Remove the three T-15 Torxdrive screws securing the low-voltage power
supply to rear chassis.
d. Grasp the low-voltage power supply and carefully slide the assembly out
of the mainframe.
4. Reinstallation: Do in reverse steps a through c to reinstall the low-voltage
power supply.
T-15 Torxdrive screw (3)
T-15 Torxdrive screw (2)
Low-voltage power supply
Figure 4--36: Low-voltage power supply removal