Samsung AN17HS - Page 17

5-2-6 Poor Focus
Age focus VR.
lniproved focus?
Yes
Age monitor and
check for focus change.
No
Check focus
FBT to CRT socket.
leads from
Chevk the C
AT socket
—
. ; ‘ No
Dynamic focus circuit is ipa ee
Yes
Replace the CRT and verify focus. |
5-2-7 Purity Failur
e
| Dega
USS.
Degaussing circ
< Purity is et, ea
suit is conect?
Refer tu 5-1-15 dynamic
fucus failure.
| Yes
Done
Reter to 5-1-20 deqaussing failure
Yes
Replace CAT and verify purity
5 Troubleshooting
ANI7HS/AN17IS/
ANTSMS/AN ISIS/ANTSMT
5-17
5 Troubleshooting
5-2-8 No Operation of High Light Zone Feature
Change tiie videu signal
to windows patinm
Does not the Hight Light
Zone appear?
Yes
Jn
(201 Are the waveforms conict -
SS 21) on IC101 Pin 16 and 17
Yos
“ ~
Is the waveform correct =
r4
<a on C101 Pin B By
Yus
Check and replace IC it
Yes
Done
Check connection assy (CN102}.
2 No
Check and replace IC101.
4
Done |
FD C101, #17
5-18
ANT7HS/AN17IS/
ANISMS/AN191S/AN1SMT