4.1 General
4 Replacement Procedures
Colors of Screw Shanks
For easy identification of the correct screws, the screw shanks are colored according to their
lengths, as follows:
Screws of an even-numbered length
Brown
Screws of an odd-numbered length
White
Screws of a special length
Black
Screws of a special length are those of a length having decimal places, such as 2.5
mm and 2.6 mm.
Symbols of Screws on the Computer Body
For easy maintenance, the screw types are shown on the computer body as symbols. A
symbol consists of a letter representing the screw type and a numeral representing the screw
length.
Screw type
Letter
Bind screw
B (stands for bind)
Flat-head screw
F (stands for flat-head)
Super flat-head screw
S (stands for super flat-head)
Tapping screw
T (stands for tapping)
Other screws
U (stands for unique-pan head screws, studs, etc.)
Symbol examples
6 mm bind screw
B6
12 mm bind screw
B12
5 mm stud
U5
(The numeral represents the rounded length of the threaded portion regardless of the
entire stud length.)
Qosmio F40/F45 Maintenance Manual
4-7
Summary of Contents for Qosmio F40
Page 6: ...Chapter 1 Hardware Overview ...
Page 7: ...1 Hardware Overview 1 1 Features Qosmio F40 F45 Maintenance Manual 2 ...
Page 29: ...1 Hardware Overview 1 5 HD DVD ROM Qosmio F40 F45 Maintenance Manual 24 ...
Page 35: ...2 Troubleshooting 2 概要 Chapter 2 Troubleshooting 2 i Qosmio F40 F45 Maintenance Manual ...
Page 64: ...Chapter 3 Diagnostic Programs ...
Page 67: ......
Page 119: ...3 Diagnostic Programs 3 10 Peripheral 52 QosmioF40 F45 dynabook Qosmio F40 Maintenance Manual ...
Page 131: ...Chapter 4 Replacement Procedures 4 1 ...
Page 132: ...4 Replacement Procedures 4 ii Qosmio F40 F45 Maintenance Manual ...
Page 215: ...6000 1 次 Appendices ...