NCR RealScan 7882 Installation and Owner Guide
There are other conditions that are not identified by the diagnostics when you turn on the RealScan 7882. The following chart identifies some of the more common problems.
| Status |
| Possible |
|
|
Problem | Indicators | Tone | Cause | Corrective Action | |
Scanner does not | Red Off | Off | No power to the unit | • | Check the |
operate | Green Off |
|
|
| electrical outlet |
|
|
|
| • | for proper power |
|
|
|
| Verify that AC | |
|
|
|
|
| Power Cord is |
|
|
|
|
| properly |
|
|
|
|
| connected |
Scanner is quiet | Red & Green Off | Sleep mode | • | Pass anything in | |
| flashing |
|
|
| front of the |
| continuously |
|
|
| motion detector |
Scanner reads only | Red flashing | Off | Communications is | • | Verify that IBM |
two labels | Green Off |
| IBM 468x and scanner |
| host is turned on |
|
|
| is | • | Verify that IBM |
|
|
|
|
| host is |
|
|
|
|
| recognizing the |
|
|
|
| • | RealScan 7882 |
|
|
|
| Verify that the | |
|
|
|
|
| interface cable is |
|
|
|
|
| properly |
|
|
|
|
| connected |
Scanner reads only | Red On | Off | RealScan 7882 is not | • | Check for |
two labels | Green Off |
| communicating with |
| expected |
|
|
| the host |
| communication |
|
|
|
| • | protocol |
|
|
|
| Check host | |
|
|
|
|
| terminal for |
|
|
|
| • | proper operation |
|
|
|
| Check interface | |
|
|
|
|
| cable connections |
Scanner does not | Red flashing | Off | Scanner has been | • | Terminal should |
read any labels | rapidly |
| disabled by the host |
| enable scanner |
|
|
| terminal |
| later in the |
|
|
|
|
| transaction |
Scanner does not | Red On | Off | Internal failure | • | Remove power |
read any labels | Green Off |
|
|
| from |
|
|
|
|
| RealScan 7882 |
|
|
|
|
| and then supply |
|
|
|
| • | again |
|
|
|
| Have scanner | |
|
|
|
|
| repaired |
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