IBM 1483DSV - Manual (Page 112)

7-14 701344-003
Problem Determination and Maintenance
Error Code
(Operator Status Row)
Recommended Action
1. This is not a display station failure.
2. Press the Reset key to retry the failed operation.
3. If the symptom persists, notify your supervisor.
1. This is not a display station failure.
2. Report the problem to your supervisor.
L The Display/Logic element is failing.
K
1. Set the Power switch to Off ( O ).
2. Disconnect the keyboard cable from the Display/Logic
element.
3. Set the Power switch to On ( | ).
4. If “K” still appears, replace the Display/Logic
element. If “NK” appears, replace the Keyboard
element.
NK
1. Set the Power switch to Off ( O ).
2. Ensure that the keyboard cable is tightly connected.
3. Set the Power switch to On ( | ).
4. After ten seconds, if “NK” reappears, replace the
Keyboard element.
1. Set the printer power switch to On ( | ).
2. If the ready lamp of the printer is on and the printer
selected, the printer or the printer cable is probably
failing.
X nn, or X
(n=a number, zero through
nine)
nnn
XPROGnn, or XPROGnnn
(n=a number, zero through nine)
99
Preventive Maintenance
Preventive maintenance for the 1483 is limited to keeping the display station clean and
dust-free. Use a nonabrasive solution (such as alcohol or window cleaner) and a soft,
lint-free cloth to clean the screen. All ventilation ports must be kept free of dirt and dust.