User guide

8
2-58 Remove the keyboard assembly from the old inner bezel casting (figure 5) and
transfer it to the modified inner bezel casting provided in the kit.
2-59 Replace the eight 4-40 flat-head screws on the front of the keyboard assembly.
2-60 Replace the front panel keyboard overlay, retaining nuts, “Level” knob, and
“Intensity” knob.
2-61 Remove the two small screws from the bottom of the plastic CRT bezel.
2-62 With the front panel assembly on it’s back so the glass cannot fall out, gently pull
the plastic CRT bezel bottom forward until it clears the mounting tabs on the
inner bezel casting, then slide it downward to free it’s upper retaining tabs and
remove it.
2-63 Carefully remove the metallized glass window from the old inner bezel casting.
2-64 Clean the glass with glass cleaner.
2-65 Install the glass and its plastic CRT bezel and screws into the modified inner bezel
casting.
2-66 Remove the eight 6-32 flat head screws on the front panel assembly attaching the
outer bezel casting to the old inner bezel casting.
2-67 Discard the eight old 6-32 flat head screws.
2-68 Separate the outer bezel casting from the old inner bezel casting. There should
now be nothing attached to the old inner bezel casting (figure 5). NOTE: Save
your undamaged old inner bezel casting and return it to Test Equipment Plus for a
refund of the core charge.
2-69 Set the modified inner bezel casting face down and remove the four 6-32 flat head
screws on the sides that hold the LCD assembly in place.
2-70 Lift out the LCD, circuit board sandwich, and mounting brackets, as one LCD
assembly. The LCD is only attached to the circuit board sandwich with two
cables so take care to keep them together and to not unseat the cables.
2-71 Remove the protective plastic shipping film from the front of the LCD screen,
being careful to not touch the LCD screen.
2-72 Replace the LCD assembly into the modified inner bezel casting but don’t put the
screws in yet.
2-73 Carefully fit the outer bezel casting onto the modified inner bezel casting and
LCD assembly.
2-74 Replace the four new 6-32 flat head screws that hold the outer bezel casting, inner
bezel casting, and LCD assembly together.
2-75 Install the four remaining new 6-32 flat head screws, provided in the kit, through
the outer bezel and into the modified inner bezel casting side mounting tabs.
Figure 5: Inner Bezel Casting