Tektronix TDS6404, Service Manual

Page: 171 / 252

Removal and Installation Procedures
TDS6000 Series Service Manual
6- 21
Procedures for Modules
You should have completed the Procedures for External Modules before doing
many of the procedures in this collection. The procedures found here are listed in
disassembly order:
H
Front Panel assembly
H
Front Panel Board
H
Front Panel Keypad
H
Display assembly
H
Display Adapter Board
H
On/Standby Switch Flex Circuit
H
Floppy Disk Drive
H
Hard Disk Drive
H
CDROM--RW
H
Fan assembly
H
Front and Rear Power Distribution Boards (PA Bus Board)
H
Low-Voltage Power Supply
H
NLX Board
H
Microprocessor
H
Power PC Board
H
Acquisition Board
1. Locate module to be removed: Locate the Front-Panel assembly in
Figure 6--9, on page 6--22. Additional modules to be Removed:
H
Trim (Front panel)
2. Remove the Front-Panel assembly: See Figure 6--9, page 6--22.
3. Orient the oscilloscope: Set the oscilloscope so its bottom is down on the
work surface and its front panel is facing you.
a. Remove the six T-15 Torxdrive screws that secure the Front-Panel
assembly to the front chassis.
b. Grasp the top of Front-Panel assembly and pull forward to allow access
to the ribbon-cable connector on the front-panel board.
Front Panel Assembly