IBM 5280 Manual page 134

Y Z
7 7
DATA ENTRY MAP
MSR
PAGE 8 OF 14
050
- GO TO THE 5281 OR 5282 DATA
STATION MAP 1030, ENTRY POINT
A.
051
- Probe A-BI-TP-07, ' - Raw Data
MSR A'
(t-1If'1
773, 787).
Up light: On
Down light: On
Are the lights correct as a test
card is passed through the reader
(MIM 751)?
Y N
052
- Power Off.
- Disconnect the connector from
JI03 of the cable connector
panel (MIM 787).
- Set the CE meter to the RXI
scale.
- Measure the resistance from
the back panel connector
(Jl03) pin 17, '-Raw Data MSR
Af, to frame ground (MIM
787) .
The meter should read in the
range of 50 to 100 ohms.
Does the meter read between 50
to 100 ohms?
Y N
A A
A B
053
Use MIM 787 to trace the
'-Raw Data MSR A' line
opens or grounds.
- OR
for
- Defective
MSR
card (A-Bl)
<tHM SOl, 773).
V A A
6 A B
f"lAP 1 030-8
054
- GO TO THE 5281 OR 5282 DATA
055
STATION
POINT A.
MAP 1030, ENT RY
GO TO PAGE 4, STEP 019,
ENTRY POINT B.
056
Is station 2
'yes' if no NSR
this station)?
Y N
working (answer
is attached to
1
057
- Probe A-Bl-TP04,
'+ Photocell
MSR B' (remote) (MIM 773,
787) .
Up light: O·ff
Down light: On
Are the lights correct?
Y N
058
- Power Off.
- Disconnect the connector
from JI03 of the cable
connector panel (MIM 787).
- Set the CE meter to the RX1
scale.
- Neasure the resistance from
the back panel connector
(JI03) pin 18,
'+
Photocell
MSR B' (remote), to frame
ground (MIN 787).
- The meter
the range
ohms.
should
of 50
read
to
in
100
Does the meter read between
50 to 100 ohms?
Y N
o
9 9 9
A A A A
C D E F
EC839787
PEC839661
MAP 1030-8