IBM 3277 Troubleshooting Manual page 57

Display station models 1 and 2
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Sheel27
C(
operotiOr"5
• Relurn
10
cu,tomer.
• Insert card
corrC!ctly
• T ...
sl cord read .. ,
operations.
• Retvf"
to
customet.
Retvrq to cvstoMef.
Cursor
was.
in a
prolected fiei.:! or
under
CW'I
attrihute
character.
No
No
• Press RESE T, CL EAR,
and RE,ET
~eY'.
• Jesl cord reoder
• Check cord reader cohle
signa! co!')nections of
0IA-"<2D07 and B03.
• :::heck coble ground
01
01A-N2DOB.
Ye,
• Connect signal and
grl)vr'ld wires
.::orredly.
• Te,t cad reade'
operations.
• Returr'" to cudome r .
I
I
Diagram 4-1. Display Station Troubleshooting Diagrams (Sheet 28 of 29)
4-30
Disconnect reader cable
from OIA-N2007, 8(\3,
and
008.
Set
VOM on .5V de
Connect minus
1-"
l~ac1
on wire formerly
attached to
N2008.
Check Ihe two signal
wires for approximateI
v
.]V
ac
as
lest cord
I!xil'! reader.
Refer
10
IDR-M
ID
~"ader-Motorized
Th';~~
Ports Catalog.
Ye,
No
Return to
customer.

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