Improved focus?
2
2
. Poor Focus
Adjust focus VR.
Check focus leads from
FBT to CRT Socket.
Check the CRT Socket.
YES
Aging monitor and
check for focus change.
NO
Refer to 1
5
Dynamic
Focus Failure.
NO
Replace the CRT and verify focus.
YES
Dynamic focus circuit is
right?
- 3
2
-
Degaussing circuit is right?
Purity is right?
2
3
. Purity Failure
Degaussing
YES
NO
Replace CRT and verify purity.
Done.
Refer to 6 NO Degaussing.
NO
YES
Summary of Contents for T910B
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