2.16 3G Troubleshooting | 2 Troubleshooting Procedue |
Procedure 3 Replacement Check
The 3G antenna, 3G card, SIM card, SIM/Mini PCI Express board and the system board are connected to the circuits. Any of these components may be damaged. Refer to Chapter 4, Replacement Procedures, for instructions how to disassemble the computer and then perform the following checks:
Check 1 The 3G card, SIM card may be defective or damaged. Replace it with a new one following the steps in Chapter 4, Replacement Procedures. If the problem still exists, perform Check 2.
Check 2 The 3G antennas may be defective or damaged. Replace the antennas with new ones following the steps in Chapter 4, Replacement Procedures. If the problem still exists, perform Check 3.
Check 3 The SIM/Mini PCI Express board may be defective or damaged. Replace the SIM/Mini PCI Express board C with a new one following the steps in Chapter 4, Replacement Procedures. If the problem still exists, perform Check 4
Check 4 The system board may be defective or damaged. Replace the board with a new one following the instructions in Chapter 4, Replacement Procedures.
TECRA R10 Maintenance Manual | [CONFIDENTIAL] |
