Power Supply Troubleshooting - Toshiba PORTÉGÉ M700 Maintenance Manual
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Also See for PORTÉGÉ M700:
- Maintenance manual (410 pages) ,
- User manual (264 pages) ,
- Manual (191 pages)
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2.3
Power Supply Troubleshooting
The power supply controls many functions and components. To determine if the power
supply is functioning properly, start with Procedure 1 and continue with the other Procedures
as instructed. The procedures described in this section are:
Procedure 1: Icons in the LCD Check
Procedure 2: Error Code Check
Procedure 3: Connection Check
Procedure 4: Charge Check
Procedure 5: Replacement Check
Procedure 1
Icons in the LCD Check
The following Icons in the LCD indicate the power supply status:
Battery icon
DC IN icon
The power supply controller displays the power supply status through the Battery icon and
the DC IN icon in the LCD as listed in the tables below. To check the power supply status,
install a battery pack and connect an AC adaptor.
Battery icon
Lights orange
Lights green
Flashes orange
Doesn't light
DC IN icon
Lights green
Flashes orange
Doesn't light
PORTEGE M700/M750 Maintenance Manual (960-661) [CONFIDENTIAL]
Table 2-1 Battery icon
Battery has been charging and AC adapter is connected.
Battery is fully charged and AC adapter is connected.
Battery charge is low. The AC adaptor must be connected to recharge
the battery.
Any condition other than those above.
Table 2-2 DC IN icon
DC power is being supplied from the AC adapter.
There is a problem with the power supply.
Any condition other than those above.
2 Troubleshooting Procedures
Power supply status
Power supply status
2-7
- Quick Links:
- System Unit Block Diagram
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