Panasonic TOUGHBOOK CF-45 Series Service Manual page 50

7F-45
4.3.12 INFRARED COMMUNICATION PORT DIAGNOSIS
Make sure that connecting cables, connectors and AC adapter are not loose or disconnected prior to testing.
lamps or other electronic
equipment?
Is the unit operated away
from direct suntight?
E 5 . : Ref. Page
No. Symptom " A Ueescetsomt ; s cab Component} Shematic
No. P i: Result Pp Diagrams.
t Rate caryne be sentior 4-1 | IS the Infrared Communica- | YES | Go to No. 1-2 ;
: tion Port enabled in Setup? NO | Improper setting — pee
Is the same transmission | yEs | Goto No. 1-3 prides —
1-2 | protocol set for both the "
sending and receiving units?_| NO_| Improper setting ae —s
2 | Transmitted data becomes ae YES | Goto No. 2-2 —— —
corrupted
°
2.1 | '8 the transmission distance
Use within
. ithi > : i — a22
vetinin 20-60 cont NO | specified distance
Is the transmisson path | veg | MainpcB 1c19 Main 16
clear of- obstacles and zh C24 Main 16
interference?
Is the unit operated away
22 from TV sets, video, wireles
headphones, incandescent} jyq_| Change operating os, a
environment