1.8
Batteries
1 Hardware Overview
Qosmio F40/F45 Maintenance Manual
29
Table 1-6 Quick/Normal Charging Time
State Charge
Time
Off-State Charge
6 Cell
About 4 hours max
On-State Charge
6 Cell
About 4~10 hours max
NOTE: The time required for normal charge depends on the power consumption by the
system. Using the fluorescent lamp and frequently accessing the disk consume much
power and lengthen the charge time.
Any of the following cases stops battery charge:
1.
The battery becomes fully charged.
2.
The AC adapter or battery pack is removed.
3.
The battery or AC adapter voltage is abnormal.
Detection of full charge
A full charge is detected only when the battery is being charged by quick or normal
charge. A full charge is detected when either of the following conditions is met:
1.
The current in the battery charging circuit drops below the predetermined
value.
2.
The charging time exceeds the fixed limit.
1.1.3 RTC
Battery
The RTC battery provides power to keep the current date, time and other system
information in memory while the computer is turned off.
Summary of Contents for Qosmio F40
Page 6: ...Chapter 1 Hardware Overview ...
Page 7: ...1 Hardware Overview 1 1 Features Qosmio F40 F45 Maintenance Manual 2 ...
Page 29: ...1 Hardware Overview 1 5 HD DVD ROM Qosmio F40 F45 Maintenance Manual 24 ...
Page 35: ...2 Troubleshooting 2 概要 Chapter 2 Troubleshooting 2 i Qosmio F40 F45 Maintenance Manual ...
Page 64: ...Chapter 3 Diagnostic Programs ...
Page 67: ......
Page 119: ...3 Diagnostic Programs 3 10 Peripheral 52 QosmioF40 F45 dynabook Qosmio F40 Maintenance Manual ...
Page 131: ...Chapter 4 Replacement Procedures 4 1 ...
Page 132: ...4 Replacement Procedures 4 ii Qosmio F40 F45 Maintenance Manual ...
Page 215: ...6000 1 次 Appendices ...