Level 1 and 2 Service Manual | Troubleshooting |
Table 6. PF 0B91 Telephone: Level 1 and 2 Troubleshooting Chart (Continued)
Symptom | Probable Cause | Verification And Remedy |
|
|
|
| b) Earpiece speaker defective. | Temporarily replace the speaker with a known |
|
| good speaker. Ensure good connection. Place a |
|
| call and verify improvement in earpiece audio. If |
|
| fault is cleared, reassemble the phone with the |
|
| good transceiver board. If fault is not cleared, |
|
| proceed to c. |
|
|
|
| c) Transceiver board defective. | Replace the transceiver board (refer to 1c). |
|
| Verify that the fault has been cleared and |
|
| reassemble the phone with the new transceiver |
|
| board. |
|
|
|
7. Telephone will not recognize or accept | a) USIM card defective. | Check the USIM card contacts for dirt. Clean if |
USIM card. |
| necessary, and check if fault has been cleared. |
|
| If the contacts are clean, insert a known good |
|
| USIM card into the telephone. Power up the unit |
|
| and confirm that the card has been accepted. If |
|
| the fault no longer exists, replace the defective |
|
| USIM card. If the USIM card is not at fault, |
|
| proceed to b. |
|
|
|
| b) Transceiver board defective. | Replace the transceiver board (refer to 1c). |
|
| Verify that the fault has been cleared and |
|
| reassemble the phone with the new transceiver |
|
| board. |
|
|
|
8. Vibrator feature not functioning. | a) Vibrator defective. | Replace vibrator as described in the |
|
| procedures. If the fault has not been cleared, |
|
| proceed to b. |
|
|
|
| b) Transceiver board defective. | Replace the transceiver board (refer to 1c). |
|
| Verify that the fault has been cleared and |
|
| reassemble the unit with the new transceiver |
|
| board. |
|
|
|
9. Internal Charger not working. | Faulty charger circuit on transceiver | Test a selection of batteries in the rear pocket of |
| board. | the desktop charger. Check LED display for the |
|
| charging indications. If these are charging |
|
| properly, then the internal charger is at fault. |
|
| Replace the transceiver board assembly (refer |
|
| to 1c). Verify that the fault has been cleared and |
|
| reassemble the unit with the new transceiver |
|
| board assembly. |
|
|
|
10. No or weak audio when using headset. | a) Headset plug not pushed in fully. | Ensure the headset plug is fully seated in the |
|
| jack. |
|
|
|
| b) Faulty jack on transceiver board. | Replace the transceiver board (refer to 1c). |
|
| Verify that the fault has been cleared and |
|
| reassemble the unit with the new transceiver |
|
| board. |
|
|
|
Programming: Software Upgrade and Flexing
Contact your local technical support engineer for information about equipment and procedures for flashing and flexing.
6809490A73 | October 4, 2004 | 35 |
