Tektronix 1710J Series, Instruction Manual

Page: 148 / 252

Maintenance
8–8
1710J-Series Waveform Monitors
Removal and Replacement Instructions
The instructions contained here are for disassembly. Reassembly is performed by
reversing the order of the steps used to disassemble the instrument.
WARNING. To avoid possible electrical shock, disconnect the power cord before
replacing components.
CAUTION.
To avoid potential short circuiting do not reinsert screws in the rear
panel when the instrument is removed from the cabinet.
CAUTION.
To avoid short circuiting potential, do not install cabinet mounting
screws when the instrument is out of the cabinet.
NOTE . All screws, unless otherwise noted, are TORX _ screws and can be
removed with a T15 screwdriver tip (Tektronix part number 003–0966–00). The
exception is #2 Pozidrive _ screws which can be removed with a #1 Pozidrive tip
(Tektronix part number 003–0443–00).
In order to replace the graticule light bulbs, clean or replace the CRT, or remove
the instruments front panel it is necessary to remove the CRT bezel. Removal
requires a screwdriver with a T15 Torx tip.
1. Remove the two bezel screws. See Figure 8–4.
2. Grasp the bottom of the bezel and pull straight out and upward. There are
two hinges at the top of the bezel that hold it in place; once the bezel is at an
approximate 45
°
angle with the front panel they will disengage.
To replace the graticule bezel perform the following steps:
1. Engage the bezel top tabs with the hinge slots.
2. Allow the bezel to hinge down till it sits flat with the front panel.
3. Reinstall the two bezel screws. See Figure 8–4.
Bezel Removal