Terminal Enclosure Replacement; Fuse Removal And Replacement; Removing The Terminal Enclosure - Wyse WY-120 Maintenance Manual

Section 1
Figure 1-5 Removing the
Terminal Enclosure
Operator
Control
Assembly
Terminal
Enclosure----
On/Off
Pushbutton
Contrast
Control
Brig ht n es s -....-.-'--....,...."-'--
Cont ro I
Operator
Control
Assembly
Screws.~-----......_~
Terminal Enclosure Replacement Tool required: No. 2 Phillips screwdriver
Perform the following steps to replace the terminal enclosure:
Make sure the On/Off button is depressed to its On position.
2 With the terminal face on a nonscratch surface, p_osition the
enclosure over the chassis and seat it in the bezel.
3 Readjust the operator control assembly, making sure the
control knobs don't rub the edges of the terminal enclosure.
4 Install the Phillips screws on the rear of the terminal
enclosure. Tighten.
1-7
5 Install the two screws on the operator control assembly (on the
underside of the terminal enclosure). Tighten.
Fuse Removal and Replacement Perform the following steps to remove and replace the fuse, which
is located under the CRT behind the operator control assembly
(Figure 1-6).
1 Remove the terminal enclosure.
2 Pull off the brightness and contrast control knobs.
3 Replace the defective fuse with one of the same type and
rating-2A/250V (slow blow).