compaq presario 2800 User Manual

A–4Maintenance and Service Guide
Connector Pin Assignments
Ta b l e  A - 5
Parallel
Pin Signal Pin Signal
1 Strobe* 10 Acknowledge*
2 Data bit 0 11 Busy
3 Data bit 1 12 Paper out
4 Data bit 2 13 Select
5 Data bit 3 14 Auto line feed*
6 Data bit 4 15 Error*
7 Data bit 5 16 Initialize printer*
8 Data bit 6 17 Select in*
9 Data bit 7 18-25 Signal ground
*Signal is active low.
268135-002.book  Page 4  Thursday, October 24, 2002  4:10 PM 

Connector Pin Assignments
Maintenance and Service GuideA–5
Ta b l e  A - 6
External Monitor
Pin Signal Pin Signal
1 Red analog 9 +5 VDC
2 Green analog 10 Ground
3 Blue analog 11 Monitor detect
4 Not connected 12 DDC 2B data
5 Ground 13 Horizontal sync
6 Ground analog 14 Vertical sync
7 Ground analog 15 DDC 2B clock
8 Ground analog
268135-002.book  Page 5  Thursday, October 24, 2002  4:10 PM 

A–6Maintenance and Service Guide
Connector Pin Assignments
Ta b l e  A - 7
Stereo Speaker/Headphone
Pin Signal Pin Signal
1 Audio out 2 Ground
Ta b l e  A - 8
Microphone
Pin Signal Pin Signal
1 Audio in 2 Ground
268135-002.book  Page 6  Thursday, October 24, 2002  4:10 PM 

Maintenance and Service GuideB–1
B
Power Cord Set Requirements
3-Conductor Power Cord Set
The computer’s wide range input feature 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
United Kingdom BSI 1
United States UL 2
268135-002.book  Page 2  Thursday, October 24, 2002  4:10 PM 

Power Cord Set Requirements
Maintenance and Service GuideB–3
Notes
1. The flexible cord must be  Type HO5VV-F, 
3-conductor, 1.0 mm
2 conductor size. Power cord set fittings 
(appliance coupler and wall plug) must bear the certification 
mark of the agency responsible for evaluation in the country 
where it 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 5-15P (15 A, 125 V) or NEMA 
6-15P (15 A,...

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 285290-001.
268135-002.book  Page 1  Thursday, October 24, 2002  4:10 PM 

C–2Maintenance and Service Guide
Screw Listing
Figure C-1. Phillips M3.0 × 4.0 Screw Location
Ta b l e  C - 1
Phillips M3.0 × 4.0 Screw
Color Qty. Length ThreadHead 
Width
Black 3 4.0 mm 3.0 mm 5.0 mm
Where used:
One screw that secures the hard drive to the computer
(documented in Section 5.3)
268135-002.book  Page 2  Thursday, October 24, 2002  4:10 PM 

Screw Listing
Maintenance and Service GuideC–3
Figure C-2. Phillips M3.0 × 4.0 Screw Locations
Ta b l e  C - 1
Phillips M3.0 × 4.0 Screw (Continued)
Color Qty. Length ThreadHead 
Width
Black 3 4.0 mm 3.0 mm 5.0 mm
Where used:
Two screws that secure the hard drive bezel to the hard drive
(documented in Section 5.3)
268135-002.book  Page 3  Thursday, October 24, 2002  4:10 PM 

C–4Maintenance and Service Guide
Screw Listing
Figure C-3. Phillips M2.0 × 5.5 Screw Locations
Ta b l e  C - 2
Phillips M2.0 × 5.5 Screw
Color Qty. Length ThreadHead 
Width
Silver 2 5.5 mm 2.0 mm 4.0 mm
Where used:
Two screws that secure the connector cover to the computer
(documented in Section 5.7)
268135-002.book  Page 4  Thursday, October 24, 2002  4:10 PM