Samsung NP-Q25 Table Contents

iSens Q 25

Copyright

©2004 by Samsung Electronics co., Ltd. All rights
reserved. Under the copyright laws, this manual
cannot be reproduced in any form without the
prior written permission of Samsung Electronics
Co., Ltd. No patent liability is assumed with
respect to the use of the information contained
herein.

Sens Q 25 Series Service Manual
First edition February 2004-03-02

Disclaimer

The information presented in this manual has been
reviewed and validated for accuracy. The included
set of instructions and descriptions are accurate for
the Sens Q 25 Series at the time of this manual's
production. However, succeeding computers and
manuals are subject to change without notice.
Therefore, Samsung Electronics Co., Ltd. Assumes
no liability for damages incurred directly or
indirectly from errors, omissions, or discrepancies
between any succeeding product and this manual.

Trademarks

1. IBM is a registered trademark, and IBM PS/2
(Personal System/2), MCA(Micro Channel
Architecture), AT (PC AT), XT, Monochrome
Graphics Adapter (MGA), Color Graphics
Adapter(CGA), Enhanced Graphics Adapter
(EGA) and Video Graphics Array (VGA) are
trademarks of International Business
Machine Corporation.

2. Windows XP is a registered trademark, and
Windows XP , SMARTDrive and Microsoft
are trademarks of Microsoft Corporation.

3. Intel, Pentium M are trademarks of
Intel Corporation.

4. Phoenix is a registered trademark of Phoenix
Corporation.

5. Samsung is a registered trademark, and
Sens Q 25 Series is a trademark of
Samsung Electronics Co., Ltd.

Sens Q 25ii

Table of Contents

1 Specifications ................................................................................................................................................................................................................................................................................................................. 1-1

1-1 Safety Specifications.......................................................................................................................................................................................................................................................................... 1-1

1-1-1 Federal Communications Commission (FCC) Radio Frequency Interference

Statement .......................................................................................................................................................................................................................................................................... 1-1

1-1-2 Canadian Radio Interference Regulations ............................................................................................................................................................... 1-1

1-1-3 Important Safety Instructions ......................................................................................................................................................................................................... 1-1

1-2 Sens Q 25 System Specifications .......................................................................................................................................................................................................................... 1-3

1-3 Sens Q 25 Docking Specifications ........................................................................................................................................................................................................................ 1-4

1-4 POST Errors/Beep Codes ........................................................................................................................................................................................................................................................ 1-5

2 Block Diagram ............................................................................................................................................................................................................................................................................................................. 2-1

2-1 System Block Diagram................................................................................................................................................................................................................................................................... 2-1

2-2 Docking Block Diagram................................................................................................................................................................................................................................................................. 2-2

3 Wiring Diagram ......................................................................................................................................................................................................................................................................................................... 3-1

3-1 System Wiring Diagram............................................................................................................................................................................................................................................................... 3-1

3-2 Docking Wiring Diagram.............................................................................................................................................................................................................................................................. 3-2

4 System Exploded View and Parts List......................................................................................................................................................................................................................... 4-1

4-1 Exploded System ................................................................................................................................................................................................................................................................................. 4-1

4-2 UNIT_HOUSING_BOTTOM_1 ........................................................................................................................................................................................................................................ 4-3

4-2-1 BA75-01031A UNIT_HOUSING_BOTTOM_1 .................................................................................................................................................. 4-4

4-2-2 BA75-01040A UNIT_HOUSING_BOTTOM_2 .................................................................................................................................................. 4-4

4-3 UNIT_HOUSING_BOTTOM_2 ...................................................................................................................................................................................................................................... 4-5

4-3-1 BA75-01031A UNIT_HOUSING_BOTTOM_1 .................................................................................................................................................. 4-6

4-3-2 BA75-01040A UNIT_HOUSING_BOTTOM_2 .................................................................................................................................................. 4-6

4-4 UNIT-HOUSING-TOP-L_1 ....................................................................................................................................................................................................................................................... 4-7

4-5 UNIT-HOUSING-TOP-L_2 ....................................................................................................................................................................................................................................................... 4-8

4-6 UNIT-HOUSING-TOP-U_1 ...................................................................................................................................................................................................................................................... 4-9

4-7 UNIT-HOUSING-TOP-U_2 ................................................................................................................................................................................................................................................. 4-10

4-8 UNIT-BRKT-MEMORY_1 ..................................................................................................................................................................................................................................................... 4-12

4-9 UNIT-BRKT-MEMORY_2 ..................................................................................................................................................................................................................................................... 4-13

4-10 UNIT-HOUSING-ICDBACK_1 ....................................................................................................................................................................................................................................... 4-14

4-11 UNIT-HOUSING-ICDBACK_2 ....................................................................................................................................................................................................................................... 4-15

4-12 UNIT-ICDFRONT_1 ........................................................................................................................................................................................................................................................................ 4-17

4-13 UNIT-ICDFRONT_2 ......................................................................................................................................................................................................................................................................... 4-18

4-14 UNIT-COVER-RIGHT_1 ........................................................................................................................................................................................................................................................... 4-20

4-15 UNIT-COVER-RIGHT_2 ........................................................................................................................................................................................................................................................... 4-20

5 System Schematic Diagrams and PCB Silkscreen.............................................................................................................................................................................. 5-1

5-1 System Main Board Schematic Diagrams ............................................................................................................................................................................................... 5-1

5-2 PCB Silkscreen ...................................................................................................................................................................................................................................................................................... 5-41

5-3 System Main Part List & Main Location Part List .................................................................................................................................................................. 5-43