4 Replacement Procedures
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NB300 Maintenance Manual
4-2
Safety Precautions
Before you begin disassembly read the following safety precautions carefully. Be sure to follow
them while you are working.
DANGER:
1. Always use the original batteries or replacement batteries authorized by Toshiba.
Batteries other than those differ in specifications and are incompatible with the laptop.
They may burst or explode. To avoid leakage of alkaline solutions, never heat or
disassemble the battery packs. Never throw the battery packs into a fire. If this is
violated, they will explode.
2. The components such as the power supply and inverter carry high voltages. When you
partially disassemble the laptop and turn on the components, use extreme care not to
touch the connectors and components to avoid the risk of electrical shock. Do not
disassemble individual components during first-level maintenance.
WARNING:
1. To avoid the risk of electrical shock, turn the laptop off and remove the AC adapter from
the electrical outlet.
2. Because the battery in the laptop is left charged, the risk of electrical shock remains
even after the AC adapter is removed from the electrical outlet. To avoid the risk of
electrical shock, be sure to remove any metal jewelry or accessories such as necklaces,
bracelets, and rings before starting work. Never work with damp or wet hands.
3. To avoid personal injury, use care to avoid the sharp edges or corners of the
components.
Содержание mini NB300
Страница 1: ...Toshiba Personal Computer NB300 Maintenance Manual TOSHIBA CORPORATION CONFIDENTIAL ...
Страница 13: ...Chapter 1 Hardware Overview ...
Страница 16: ......
Страница 30: ...Chapter 2 Troubleshooting Procedures ...
Страница 31: ......
Страница 77: ...Chapter 3 Tests and Diagnostic ...
Страница 88: ...3 Tests and Diagnostics If FAN RPM check is NG it will show as below NB300 305 Series Maintenance Manual 12 ...
Страница 99: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 23 ...
Страница 103: ...3 Tests and Diagnostics The screen will show below picture if RTC test is FAIL NB300 305 Series Maintenance Manual 27 ...
Страница 109: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 33 ...
Страница 120: ...3 Tests and Diagnostics If W R T P type passes the screen would display as below NB300 305 Series Maintenance Manual 44 ...
Страница 121: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 45 ...
Страница 131: ...3 Tests and Diagnostics NB300 305 Series Maintenance Manual 55 ...
Страница 133: ...3 Tests and Diagnostics If press 6 program will go back to test title as below NB300 305 Series Maintenance Manual 57 ...
Страница 134: ...Chapter 4 Replacement Procedures ...
Страница 231: ...Figure UI keyboard 7 Hebrew HB Keyboard Figure HB keyboard E 4 CONFIDENTIAL NB300 Series Maintenance Manual ...
Страница 236: ...16 French FR Keyboard Figure FR keyboard 17 German GR Keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 9 ...
Страница 240: ...Figure SD keyboard 24 Belgian BE Keyboard Figure BE keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 13 ...
Страница 244: ...31 Bulgaria BU Keyboard Figure BU keyboard 32 Japanese JP Keyboard NB300 Series Maintenance Manual CONFIDENTIAL E 17 ...
Страница 245: ...E 18 CONFIDENTIAL NB300 Series Maintenance Manual Figure JP keyboard ...