compaq presario 900 series User Manual

A–6Maintenance and Service Guide
Connector Pin Assignments
Ta b l e  A - 8
Stereo Speaker/Headphone
Pin Signal Pin Signal
1 Audio out 2 Ground
21
Ta b l e  A - 9
Microphone
Pin Signal Pin Signal
1 Audio in 2 Ground
21
272638-001.book  Page 6  Thursday, July 25, 2002  4:21 PM 

Maintenance and Service GuideB–1
B
Power Cord Set Requirements
3-Conductor Power Cord Set
The wide range input feature of the notebook permits it to operate 
from any line voltage from 100 to 120 or 220 to 240 volts AC.
The power cord set received with the computer meets the 
requirements for use in the country where the equipment is 
purchased.
Power cord sets for use in other countries must meet the 
requirements of the country where the computer is used. For 
more information on power cord set...

B–2Maintenance and Service Guide
Power Cord Set Requirements
Country-Specific Requirements
3-Conductor Power Cord Set Requirements
Country Accredited Agency Applicable Note Number
Australia EANSW 1
Austria OVE 1
Belgium CEBC 1
Canada CSA 2
Denmark DEMKO 1
Finland FIMKO 1
France UTE 1
Germany VDE 1
Italy IMQ 1
Japan METI 3
The Netherlands KEMA 1
Norway NEMKO 1
Sweden SEMKO 1
Switzerland SEV 1
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Power Cord Set Requirements
Maintenance and Service GuideB–3
United Kingdom BSI 1
United States UL 2
Notes
1. The flexible cord must be  Type HO5VV-F, 3-conductor, 1.0 mm
2 
conductor size. The power cord set fittings (appliance coupler and wall plug) 
must bear the certification mark of the agency responsible for evaluation in 
the country where they will be used.
2. The flexible cord must be Type SPT-3 or equivalent, No. 18 AWG, 
3-conductor. The wall plug must be a two-pole grounding type with a NEMA...

Maintenance and Service GuideC–1
C
Screw Listing
This appendix provides specification and reference information 
for the screws used in the computer. All screws listed in this 
appendix are available in the Miscellaneous Screw Kit, spare part 
number 285542-001.
272638-001.book  Page 1  Thursday, July 25, 2002  4:21 PM 

C–2Maintenance and Service Guide
Screw Listing
Figure C-1. TM2.5 × 5.0 Screw Locations
Ta b l e  C - 1
Torx T8 Metric 2.5 × 5.0 Screw
Color Qty Length ThreadHead 
Width
Silver 30 5.0 mm 2.5 mm 5.0 mm
Where used:
Two screws that secure the optical drive to the computer
(documented in Section 5.3)
272638-001.book  Page 2  Thursday, July 25, 2002  4:21 PM 

Screw Listing
Maintenance and Service GuideC–3
Figure C-2. TM2.5 × 5.0 Screw Locations
Ta b l e  C - 1
Torx T8 Metric 2.5 × 5.0 Screw (continued)
Color Qty Length ThreadHead 
Width
Silver 30 5.0 mm 2.5 mm 5.0 mm
Where used:
Two screws that secure the connector cover to the base enclosure
(documented in Section 5.8)
272638-001.book  Page 3  Thursday, July 25, 2002  4:21 PM 

C–4Maintenance and Service Guide
Screw Listing
Figure C-3. TM2.5 × 5.0 Screw Locations
Ta b l e  C - 1
Torx T8 Metric 2.5 × 5.0 Screw (continued)
Color Qty Length ThreadHead 
Width
Silver 30 5.0 mm 2.5 mm 5.0 mm
Where used:
1 One screw that secures the heat spreader to the base enclosure
(documented in Section 5.11)
2 One screw that secures the display video cable ground loop to the heat 
spreader (documented in Sections 5.11 and 5.13)
272638-001.book  Page 4  Thursday, July 25, 2002  4:21 PM 

Screw Listing
Maintenance and Service GuideC–5
Figure C-4. TM2.5 × 5.0 Screw Locations
Ta b l e  C - 1
Torx T8 Metric 2.5 × 5.0 Screw (continued)
Color Qty Length ThreadHead 
Width
Silver 30 5.0 mm 2.5 mm 5.0 mm
Where used:
One screw that secures the display inverter cable ground loop to the heat 
spreader (documented in Section 5.13)
272638-001.book  Page 5  Thursday, July 25, 2002  4:21 PM 

C–6Maintenance and Service Guide
Screw Listing
Figure C-5. TM2.5 × 5.0 Screw Locations
Ta b l e  C - 1
Torx T8 Metric 2.5 × 5.0 Screw (continued)
Color Qty Length ThreadHead 
Width
Silver 30 5.0 mm 2.5 mm 5.0 mm
Where used:
1 Three screws that secure the diskette drive to the palm rest
(documented in Section 5.15)
2 Four screws that secure the TouchPad components to the palm rest 
(documented in Section 5.16)
3 Two screws that secure the display release assembly to the palm rest
(documented in Section...