PowerVault 130T Service Manual TIP 2000: Operator Panel4473D 2–7TIP 2000: Operator PanelUse this TIP to troubleshoot and repair problems with the operator panel.Symptom Explanation Conditions That Could Cause This ProblemNo display on the operator panel. Faulty cable connections exist between theelectronics module and the operator panel. Faulty cable connections exist between the signalcable and the operator panel. Defective operator panel Defective electronics moduleWARNING: Do not touch any components on the power supplylocated within the electronics module or on the drive trays. Livevoltage could be present even though the PowerVault 130T ispowered off. (Refer to S05 in the Safety Booklet.)1. Is the power switch on?2. Is the power cable properlyseated in the library and in theinput?Yes: Go to step 2.No: Turn on the power switch.Yes: Go to step 3.No: Turn off power switch. Reseat the AC power cableconnector at the back of the library and at the AC walloutlet. Turn on power switch.3. Is the customer’s input powercircuit breaker on?Yes: Go to step 4No: Reset the circuit breaker.4. Are the library fans turning? Yes: Go to step 5.No: Replace the electronics module.5. Are all of the connectors on theCYC card seated?Yes: Go to step 6.No: Seat the connectors.6. Are there any displays or LEDson the operator panel?Yes: Go to step 7.No: Replace the operator panel.7. Is the operator panel powerconnector properly seated at theoperator panel?Yes: Go to step 8.No: Reseat the DC power connector at the front of theoperator panel.8. Place a service call.