6-17
12. Checking the operation of CPU
Is there +5.0V supply on I201 pin 44
OK
NG
Failure point
Printed wire broke between output of FB106 and I201 power supply pin.
Is 20MHz clock input to I201 pin 20 and 21 at TTL level?
OK
NG
Failure point
X201 failure.
Check the input of 5V "H" pulse from I201 pin 10 are same as I208 pin 1.
(350 msec Typ)
OK
NG
Failure point
1) Printed wire broke between I201 pin 10 and I208 pin 1.
2) I208 failure.
I201 failure.
Summary of Contents for NEC MultiSync LCD1525V LCD1525V LCD1525V
Page 8: ...1 5 MultiS 4 Figure E 1 Figure C 1 Figure D 1 Clip A Clip B Power Switch Quick Start cont...
Page 9: ...1 6 5 Quick Start cont...
Page 22: ...1 19 2 B Version User s Manual...
Page 31: ...1 28 Installation E 9 MultiSyn Figure D 1 Figure E 1 Figure C 1 Clip B Clip A Power Button...
Page 32: ...1 29 E 10 Installation...
Page 46: ...3 2 Photo 2 Photo 3 Screw B Screw C HOOK...
Page 47: ...3 3 Photo 4 Photo 5 Screw D Screw E FUNCTION BD ASSY P601 Screw E Screw E...
Page 109: ...for Human Potential...