Orion TC1973D, Service Manual

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DISASSEMBLY INSTRUCTIONS
1. REMOVAL OF ANODE CAP
Read the following NOTED items before starling work.
After turning the power off there might still be a potential
voltage that is very dangerous. When removing the
Anode Cap, make sure to discharge the Anode Cap’s
potential voltage.
Do not use pliers to loosen or tighten the Anode Cap
terminal, this may cause the spring to be damaged.
REMOVAL
1.
Follow the steps as follows to discharge the Anode Cap.
(Refer to Fig. l-l.)
Connect one end of an Alligator Clip to the metal part of a
flat-blade screwdriver and the other end to ground.
While holding the plastic part of the insulated Screwdriver,
touch the support of the Anode with the tip of the
Screwdriver.
A cracking noise will be heard as the voltage is discharged.
GND
on the CRT
GND on the CRT
Fig. 1-l
2. Flip up the sides of the Rubber Cap in the direction of the
arrow and remove one side of the support
(Refer to Fig. l-2.)
Rubber Cap
CRT
V
Support
Fig.
1-2
3. After one side is removed. pull in the opposite direction to
remove the other.
NOTE
Take care not to damage the Rubber Cap.
INSTALLATlON
1.
Clean the spot where the cap was located with a small
amount of alcohol. (Refer to Fig. l-3.)
NOTE
Confirm that there is no dirt. dust, etc. at the spot where
the cap was located.
2. Arrange the wire of the Anode Cap and make sure the
wire is not twisted.
3. Turn over the Rubber Cap. (Refer to Fig. l-4.)
Fig. 1-4
4