Tektronix TDS7054, Service Manual

Page: 182 / 254

Removal and Installation Procedures
6--28
TDS7104 & TDS7054 Service Manual
1. Locate module to be removed: Locate the On/Standby Switch power flex
circuit in the locator diagram
Internal Modules
, Figure 6--8, on page 6--19.
Additional modules to be Removed:
H
Trim (front panel)
H
Display assembly
2.
Orient the assembly:
Set the display adapter so its back is down on the work
surface and its front is facing you.
3. Remove the On/Standby Switch power flex circuit: See Figure 6--16, on
page 6--29.
a. Peel the On/Standby switch power flex circuit away from the front of the
display assembly.
b.
Disconnect the flex circuit from J7 on the Display Adapter circuit board.
c.
Grasp the flex circuit and pull it out of the Display assembly.
4. Reinstallation: Do following procedure to reinstall the On/Standby Switch.
a. Remove the protective backing on the power flex circuit.
b. Slide the connector end of the power flex circuit through the slot in the
Display assembly. Make sure the flex circuit connector aligns with J7 on
the Display Adapter circuit board.
c. Align the holes in the power flex circuit to the two index posts on the
front side of the Display assembly.
d. Firmly press the flex circuit to the Display assembly chassis surface.
On/Standby Switch Power
Flex Circuit Removal