1 Hardware Overview
1.5 Power Supply
1-10
[CONFIDENTIAL]
Satellite P200/P205 Series Maintenance Manual
1.5 Power
Supply
This specification defines the performance and characteristic of 65W, 75W, and 90W AC
adapter power supply. It supplies a constant voltage 19V output source for Satellite P200/
P205 Series Personal Computer.
A/D conversion
•
The EC uses 10-bit sampling for A/D conversion to determine the following
values:
–
Battery and temperature
AC adaptor and battery check
•
The EC checks the following by A/D converted values:
–
Battery installed
•
The EC checks the following by GPIO values:
–
AC adaptor connected
Abnormal check
•
The EC determines whether the condition is abnormal, and if so, stores an error
code into the error register.
Input port management
•
The EC monitors the following input signal status:
–
System power ON/OFF status
–
Direct CD power ON/OFF status
Beep and LED control
•
Beep is caused by the low battery status.
•
The EC controls the following two kinds of LED
–
DC IN LED (one color: blue)
•
Blue: indicates AC adaptor is connected
–
Battery LED (two colors: orange and blue)
•
Blue solid: The battery is fully charged.
•
Orange: The computer is quick-charging the battery / The battery is low.
Power ON/OFF sequence
•
When power is turned on or off, the EC starts the power on or off sequence.
–
SQ0-4 = power ON sequence
–
SQ5-B = power OFF sequence
Содержание Satellite P200 Series
Страница 1: ...Toshiba Personal Computer Satellite P200 P205 Maintenance Manual TOSHIBA CORPORATION CONFIDENTIAL ...
Страница 11: ... CONFIDENTIAL Chapter 1 Hardware Overview 1 ...
Страница 12: ...1 Hardware Overview 1 ii CONFIDENTIAL Satellite P200 P205 Series Maintenance Manual ...
Страница 29: ...Chapter 2 Troubleshooting Procedures 2 ...
Страница 30: ......
Страница 116: ... CONFIDENTIAL 4 Chapter 4 Replacement Procedures ...
Страница 117: ...4 Replacement Procedures 4 ii CONFIDENTIAL Satellite P200 P205 Series Maintenance Manual ...
Страница 198: ...A 6 CONFIDENTIAL Satellite P200 P205 Series Maintenance Manual ...
Страница 234: ...1 United Status US Keyboard 2 Traditional Chinese CH Keyboard ...
Страница 235: ...3 Thai TI Keyboard 4 Korean KO Keyboard ...
Страница 236: ...5 United Kingdom UK Keyboard 6 US International UI Keyboard ...
Страница 237: ...7 Hebrew HB Keyboard 8 Danish DM Keyboard ...
Страница 238: ...9 Swiss SW Keyboard 10 Arabic ARE Keyboard ...
Страница 239: ...11 Czech CZ Keyboard 12 Russian RU Keyboard ...
Страница 240: ...13 Portuguese PO Keyboard 14 Slovakian SL Keyboard ...
Страница 241: ...15 Italian IT Keyboard 16 French FR Keyboard ...
Страница 242: ...17 German GR Keyboard 18 Greek GK Keyboard ...
Страница 243: ...19 Hungarian HG Keyboard 20 Spanish SP Keyboard ...
Страница 244: ...21 Turkish TR Keyboard 22 Turkish F TR F Keyboard ...
Страница 245: ...23 Swedish SD Keyboard 24 Belgian BE Keyboard ...
Страница 246: ...25 Yugoslavian YU Keyboard 26 Norwegian NW Keyboard ...
Страница 247: ...27 Scandinavian ND Keyboard 28 Canadian Multinational AC Keyboard ...
Страница 248: ...29 Canadian Bilingual CB Keyboard 30 Japanese JP Keyboard ...