Toshiba TECRA A9 Series Maintenance Manual

2.10 Modem Troubleshooting 2 Troubleshooting Procedures
Procedure 2 Connector Check and Replacement Check
The Modem is installed as a MDC (Modem Daughter Card). If the modem malfunctions,
there may be a bad connection between the MDC and the system board. Or the MDC, system
board or their connectors might be damaged.
Disassemble the computer following the steps described in Chapter 4, Replacement
Procedures and perform the following checks:
Check 1 Make sure the MDC is firmly connected to CN3010 on the system board and the
Modem cable is firmly connected to the Modem jack.
If a connector is disconnected, connect it firmly and repeat Procedure 1. If the
modem is still not functioning properly, perform Check 2.
Check 2 The MDC may be defective or damaged. Replace it with a new one following the
steps in Chapter 4, Replacement Procedures. If the modem is still not functioning
properly, perform Check 3.
Check 3 The modem jack or MDC cable may be defective or damaged. Replace it with a
new one following the steps in Chapter 4, Replacement Procedures. If the modem
is still not functioning properly, perform Check 4.
Check 4 The system board may be defective or damaged. Replace it with a new one
following the steps in Chapter 4, Replacement Procedures.
TECRA A9(S5/P5/S200) Maintenance Manual (960-633)[CONFIDENTIAL] 2-47

Toshiba TECRA A9 Series Specifications

General

Processor	Intel Core 2 Duo
Display	15.4-inch
Display Resolution	1280 x 800 pixels
RAM	Up to 4 GB
Operating System	Windows Vista
Optical Drive	DVD-RW
Wireless	802.11a/g/n
Ports	USB 2.0, VGA, Ethernet, Headphone