Samsung AN17HS - Page 15

5-2 General Troubleshooting
5 Troubleshooting
5-2-1 No Picture
Give >
7 Yes
<O, blinks? ge =
G2 voltage
we ‘ F : No [
ee B cathoue is comect? >—
No
Heater voltage is corract? |
No
Go te 5-2-2 shut down
tloublushooting quide.
No
is correct?
we
Check 0520, 2D523,
0520 and G2 wire.
Also check around FBT circuits.
Yes
Check CN201 assy and D608, Q604
nn
Yes
Chack the CRT socket
Replace
the CAT
5-2-2 Shut Down
a LED is blinking rapidly __ Yes
KN (Once per 300ms sec}?
Return to the no video (5-1-16}
troubleshooting guide.
No
LEO is btinking
once a second?
Yos
Check signal cable
and signal source,
Check SDA (IC201 Pin 12) and SCL
(10201 Pit 11) Replace 10280, 10201
“WAVEFORMS
M8. 6.8, Video
ANI7HS/ANI7IS/
ANTSMS/AN1SIS/AN1SMT
5-33
5 Troubleshooting
5-2-3 Missing Color
2S SES
we Propet videc te
CN1O1 Pin 1,
at ail cathodes?
Proper DC valtaye:
at all cathodns’
Yes
Proper AC voltage exist
Done |
Change the CBT |
No
Check signal.
Refer to 5-1-16 no video.
Check 10105 Pin 8, 9 and 11.
No
Check FBT.
AN17HS/AN1718/
ANTSMS/AN191S/AN1SMT