7 Troubleshooting
CHA42*7L/5**7L
7-23
7-2-19 User Control Failure
When pressing keys,
does LED blink?
Check knob function and space
at front cover.
Refer to 7-2-18 Key Check.
Refer to 7-2-18 Key Check.
Yes
No
When pressing cont and brit
key simultaneously, does the
voltage of IC202’s Pin 6 vary from
0 V to 5 V for 2~3 seconds?
Refer to 7-2-18 Key Check.
Check if degaussing coil is connected
with CN601.
Check and replace
Q601,
D602,
R602,
RL602.
No
Yes
Check and replace degaussing coil.
7-2-20 Degaussing Failure
Содержание CHA4217L
Страница 2: ...Samsung Electronics Co Ltd August 1998 Printed in Korea Code No BH68 61127A ...
Страница 10: ...Memo 3 Product Specifications 3 4 CHA42 7L 5 7L ...
Страница 14: ...5 Disassembly and Reassembly 5 2 CHA42 7L 5 7L Memo ...
Страница 62: ...9 Electrical Parts List 9 14 CHA42 7L 5 7L Memo ...
Страница 64: ...Memo 10 Block Diagrams 10 2 CHA42 7L 5 7L ...