Tektronix TDS6404, Service Manual

Page: 190 / 252

Removal and Installation Procedures
6- 40
TDS6000 Series Service Manual
1. Locate module to be removed: Locate the NLX Board in the locator diagram
Internal Modules , Figure 6--8, on page 6--19. Additional modules to be
removed:
H
Trim (all)
H
Bottom cover
H
Left and Right covers
2.
Remove the NLX Board assembly:
See Figure 6--24, page 6--41.
3. Orient the oscilloscope: Set the oscilloscope so its bottom is down on the
work surface and its top panel is facing you.
a. Remove the two T-15 Torxdrive screws that secure the floppy disk drive
assembly into the front chassis.
b. Slide the floppy drive assembly, with cable attached, out toward the rear
of the oscilloscope. Place floppy drive assembly on top of the hard/
CDROM--RW bracket.
c. Remove the five T-15 Torxdrive screws that secure NLX board assembly
to the chassis.
d. Remove the five T-15 Torxdrive screws that secure NLX board assembly
to the rear chassis.
e.
Grasp the front edge of the NLX board assembly and pull up on the
assembly to disconnect the Riser Adapter from the Processor board edge
connector.
f. Remove the NLX board assembly from the oscilloscope.
NLX Board