1 Hardware Overview
1.9 Batteries
1-30
PORTEGE M300 Maintenance Manual (960-504)
1.9.2
Battery Charging Control
Battery charging is controlled by a power supply microprocessor. The power supply
microprocessor controls power supply and detects a full charge when the AC adapter and battery
are connected to the computer.
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Battery Charge
When the AC adapter is connected, normal charging is used while the system is turned on and
quick charge is used while the system is turned off. Refer to the following Table 1-12.
Table 1-12 Time required for charges of main battery
Condition
Charging Time
4700mAh
About 4.0 to 5.5 (hours)
Normal charge
(Power on)
8800mAh
About 6.0 to 9.0 (hours)
4700mAh
About 3.0 (hours)
Quick charge
(Power off)
8800mAh
About 4.5 (hours)
Charge is stopped in the following cases.
1. The main battery is fully charged
2. The main battery is removed
3. Main battery or AC adapter voltage is abnormal
4. Charging current is abnormal
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Data preservation time
When turning off the power in being charged fully, the preservation time is as following
Table 1-13.
Table 1-13 Data preservation time
Condition
preservation time
4700mAh
About 5 days
Standby mode
8800mAh
About 9 days
4700mAh
About 40 days
Power off
8800mAh
About 80 days
Содержание Portege M300
Страница 1: ...Toshiba Personal Computer PORTEGE M300 Maintenance Manual TOSHIBA CORPORATION File Number 960 504 ...
Страница 10: ...x PORTEGE M300 Maintenance Manual 960 504 ...
Страница 43: ...Chapter 2 Troubleshooting Procedures ...
Страница 44: ...2 Troubleshooting Procedures 2 ii PORTEGE M300 Maintenance Manual 960 504 ...
Страница 49: ...2 Troubleshooting Procedures PORTEGE M300 Maintenance Manual 960 504 2 vii ...
Страница 106: ...PORTEGE M300 Maintenance Manual 960 504 3 i Chapter 3 Tests and Diagnostics ...
Страница 107: ...3 ii PORTEGE M300 Maintenance Manual 960 504 ...
Страница 110: ...PORTEGE M300 Maintenance Manual 960 504 3 v 3 32 1 Function Description 3 94 3 32 2 Accessing the SETUP Program 3 96 ...
Страница 112: ...PORTEGE M300 Maintenance Manual 960 504 3 vii ...
Страница 118: ...3 2 Executing the Diagnostic Test 3 Tests and Diagnostics 3 6 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 226: ...3 32 SETUP 3 Tests and Diagnostics 3 110 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 227: ...Chapter 4 Replacement Procedures ...
Страница 228: ...4 Replacement Procedures 4 ii PORTEGE M300 Maintenance Manual 960 504 ...
Страница 232: ...4 Replacement Procedures 4 vi PORTEGE M300 Maintenance Manual 960 504 ...
Страница 313: ...Appendices ...
Страница 314: ...Appendices App ii PORTEGE M300 Maintenance Manual 960 504 ...
Страница 320: ...Appendices App viii PORTEGE M300 Maintenance Manual 960 504 ...
Страница 326: ...Appendix A Handling the LCD Module A 6 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 332: ...B 3 HDD FPC View FNCHD Appendix B Board Layout B 6 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 358: ...C 32 CN9610 HDD I F connector 44 PIN Appendix C Pin Assignment C 26 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 368: ...Appendix E Key Layout E 2 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 370: ...Appendix E Key Layout E 2 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 374: ...Appendix G BIOS Rewrite Procedures G 2 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 376: ...Appendix G BIOS Rewrite Procedures G 2 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 378: ...Appendix H EC KBC Rewrite Procedures H 2 PORTEGE M300 Maintenance Manual 960 504 ...
Страница 380: ...Appendix I Reliability I 2 PORTEGE M300 Maintenance Manual 960 504 ...