47. Equipment Performance Checklist
Normal indications
Action or condition
Corrective measures
Item
Item No.
Power cable terminals fit
1
Connect to projector and
Check all connectors. Straighten contacts,
Power cable_ _ _ _ _ _
securely in power recep-
or bend them to increase tension, as
to power source.
tacle and on projector
necessary.
receptacle.
Shelves stay in horizontal
Raise to horizontal posi-
If the left-hand shelf does not stay in posi-
Shelf on front of pro-
2
position and give firm
tion.
tion, raise it., and pull the shelf support
jector (PH-637/PFP
support.
out by hand. If the front shelf does not
only) and shelf on left
stay up, raise it until the support legs
side of projector.
snap into locked position.
Projection lamp lights and, Check power-cable connections. If blower
Remove lens cap. Throw
Lens cap and power
3
after a few seconds, blow-
motor operates, but lamp does not light,
switch.
to ON position.
er motor can be heard to
open rear door and lamp house door, and
check to see that the lamp is secure in its
operate.
socket,. Refer to chapter 6.
4
Transparent _ _ _ _ _
Place on projection stage-
Image is projected on screen. Be sure that projection lamp is lighted.
Image is focused accurately _ Be sure transparency is held flat on projec-
Screen image_ _ _ _ _
Bring into focus by turn-
5
ing focusing knob.
tion stage.
Image is centered laterally.
Projector _ _ _ _ _ _
Move laterally to center
6
screen image.
Elevating knob_ _ _ _
Turn to center screen im-
Image is centered vertically.
7
age vertically.
Focusing knob_ _ _ _
Screen image is sharp and
Examine transparency to he sure that it is
Turn until image is
8
satisfactory for projection. Clean all
clear.
brought into sharp
glass surfaces (par. 37). Refer to chap-
focus.
ter 6.
Power switch_ _ _ _
Projection lamp is turned off
9
Turn to OFF position___
Refer to chapter 6.
and blower motor ceases
to operate.
