
Explanation of the Characteristics of CRTs
When the monitor is not fully warmed up, the screen may look slightly colored, e.g. reddish or bluish. This phenomenon is due to the unstableness of the electron gun during its
| Problems | Points to check with possible solutions |
| 16)• Control Pad “ENTER | The Adjustment Lock is probably on. To unlock: |
| key” does not operate. | switch off the monitor power, then hold down the down |
| • | arrow key of the control pad and switch the monitor |
| back on. See page 18. | |
| does not operate. | |
|
|
22 3 TROUBLESHOOTING