6-9
5. No OSM display
OK
NG
Check the output of 5Vp-p pulse from I402 pin 12, 13, 15, 17 when press PROCEED key.
Check the input of 5Vp-p pulse from I402 pin 4, 5, 6.
OK
NG
Check the output of 5Vp-p pulse from I208 pin 4, 5, 6.
OK
NG
Proceed "Checking the operation of CPU" section.
Failure point
1) Printed wire broke between I402 pin 5 and I208 pin 2.
2) Printed wire broke between I402 pin 6 and I208 pin 5.
3) Printed wire broke between I402 pin 4 and I208 pin 6.
Check the input of 5Vp-p pulse from I401 pin B7, A8, B8 are same as I402 pin 13, 15,
17, or check input of 5Vp-p pulse from I401 pin C7 is same as I402 pin 12.
OK
NG
Failure point
1) Printed wire broke between I402 pin 12 and I401 pin C7.
2) Printed wire broke between I402 pin 13 and I401 pin B7.
3) Printed wire broke between I402 pin 15 and I401 pin A8.
4) Printed wire broke between I402 pin 17 and I401 pin B8.
b
a
Содержание NEC MultiSync LCD1525V LCD1525V LCD1525V
Страница 8: ...1 5 MultiS 4 Figure E 1 Figure C 1 Figure D 1 Clip A Clip B Power Switch Quick Start cont...
Страница 9: ...1 6 5 Quick Start cont...
Страница 22: ...1 19 2 B Version User s Manual...
Страница 30: ...1 27 E 8 Installation Figure A 1 Figure B 1 15 pin mini D SUB Mac Adapter not included 15 pin mini D SUB...
Страница 31: ...1 28 Installation E 9 MultiSyn Figure D 1 Figure E 1 Figure C 1 Clip B Clip A Power Button...
Страница 32: ...1 29 E 10 Installation...
Страница 46: ...3 2 Photo 2 Photo 3 Screw B Screw C HOOK...
Страница 47: ...3 3 Photo 4 Photo 5 Screw D Screw E FUNCTION BD ASSY P601 Screw E Screw E...
Страница 109: ...for Human Potential...