5 Troubleshooting
5-18
AN17K*/AN17L*
Improved focus?
Check focus leads from FBT
to CRT Socket.
Check CRT Socket.
No
Align monitor and
check for focus change.
Yes
Dynamic focus circuit is right?
Refer to 5-1-15 Dynamic
Focus Failure.
Replace the CRT and verify focus.
Yes
No
Adjust focus VR of FBT.
5-2-7 Poor Focus
5-2-8 Purity Failure
Purity is correct?
Degaussing circuit is correct?
Refer to 5-1-20 Degaussing Failure.
Replace CRT and verify purity.
Yes
No
No
Done
Yes
Degause
CONFIDENTIAL
Summary of Contents for SyncMaster 753 DFX
Page 7: ...2 Product Specifications 2 4 AN17K AN17L Memo CONFIDENTIAL...
Page 34: ...AN17K AN17L 6 1 6 Exploded View and Parts List 6 1 1 AN17KS CONFIDENTIAL...
Page 35: ...6 Exploded View Parts List 6 2 AN17K AN17L CONFIDENTIAL 6 1 2 AN17KS Front 1 2 3 4 5 9 6 8 7...
Page 36: ...6 Exploded View Parts List AN17K AN17L 6 3 CONFIDENTIAL 6 2 1 AN17KT...
Page 37: ...6 Exploded View Parts List 6 4 AN17K AN17L CONFIDENTIAL 6 2 2 AN17KT Front 2 3 1 4 5 6 8 10 9...
Page 38: ...6 Exploded View Parts List AN17K AN17L 6 5 CONFIDENTIAL 6 3 1 AN17LS...
Page 39: ...6 Exploded View Parts List 6 6 AN17K AN17L CONFIDENTIAL 6 3 2 AN17LS Front 2 3 1 4 5 7 8 10 9...
Page 40: ...6 Exploded View Parts List AN17K AN17L 6 7 CONFIDENTIAL 6 4 1 AN17LT...
Page 41: ...6 Exploded View Parts List 6 8 AN17K AN17L CONFIDENTIAL 6 4 2 AN17LT Front 2 3 1 4 6 5 8 10 9...
Page 75: ...Memo 8 Block Diagrams 8 2 AN17K AN17L CONFIDENTIAL...
Page 77: ...9 PCB Diagrams 9 2 AN17K AN17L Memo CONFIDENTIAL...
