1.7 Batteries
1 Hardware Overview
PORTEGE A200 Maintenance Manual (960 -499)
1-19
1.7.2 Main 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. The system charges the battery using quick charge or
trickle charge.
?
Quick Battery Charge
When the AC adapter is connected, normal charges is used while the system is turned
on, and quick charge is used while the system is turned off or in suspend mode. Table
1-10 shows the approximate time required for charging battery.
Table 1-10 Time required for charging battery
Main battery Charging Time
Normal charge
About 4 to 10 hours
Quick charge
About 2.5 hours
Quick battery 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.
?
Trickle charge
When the main battery is fully charged and the AC adapter is plugged in, the power
supply microcontroller automatically switches from quick charge to trickle charge.
Summary of Contents for Satellite A200 Series
Page 10: ...x PORTEGE A200 Maintenance Manual 960 499 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii PORTEGE A200 Maintenance Manual 960 499 1 Hardware Overview ...
Page 36: ...Chapter 2 Troubleshooting Procedures ...
Page 37: ...2 Troubleshooting Procedures 2 ii PORTEGE A200 Maintenance Manual 960 499 2 ...
Page 41: ...2 Troubleshooting Procedures 2 vi PORTEGE A200 Maintenance Manual 960 499 ...
Page 91: ...Chapter 3 Tests and Diagnostics ...
Page 92: ...3 Tests and Diagnostics 3 ii PORTEGE A200 Maintenance Manual 960 499 3 ...
Page 96: ...3 Tests and Diagnostics 3 vi PORTEGE A200 Maintenance Manual 960 499 ...
Page 199: ...Chapter 4 Replacement Procedures ...
Page 200: ...4 Replacement Procedures 4 ii PORTEGE A200 Maintenance Manual 960 499 4 ...
Page 278: ...Appendices ...
Page 279: ...Appendices App ii PORTEGE A200 Maintenance Manual 960 499 ...
Page 284: ...Appendices PORTEGE A200 Maintenance Manual 960 499 App vii ...
Page 290: ...Appendices Appendix A Handling the LCD Module A 6 PORTEGE A200 Maintenance Manual 960 499 ...
Page 322: ...Appendices Appendix C Pin Assignment C 26 PORTEGE A200 Maintenance Manual 960 499 ...
Page 332: ...Appendices Appendix E Key Layout E 2 PORTEGE A200 Maintenance Manual 960 499 ...
Page 334: ...Appendices Appendix F Wiring Diagrams F 2 PORTEGE A200 Maintenance Manual 960 499 ...
Page 336: ...Appendices Appendix G BIOS Rewrite Procedures G 2 PORTEGE A200 Maintenance Manual 960 499 ...
Page 338: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 PORTEGE A200 Maintenance Manual 960 499 ...
Page 340: ...Appendices Appendix I Reliability I 2 PORTEGE A200 Maintenance Manual 960 499 ...
Page 342: ...Appendices Apx J Key FD J 2 PORTEGE A200 Maintenance Manual 960 499 ...