compaq notebook evo n150 series User Manual

Maintenance and Service GuideA–1
A
Connector Pin Assignments
Ta b l e A - 1
Stereo Speaker/Headphone
Pin Signal Pin Signal
1 Audio out 2 Ground
Ta b l e A - 2
Microphone
Pin Signal Pin Signal
1 Audio in 2 Ground 

A–2Maintenance and Service Guide
Connector Pin Assignments
Ta b l e A - 3
External Keyboard/Mouse
Pin Signal Pin Signal
1 Keyboard/mouse data1 4 +5 VDC
2 Keyboard/mouse data2 5 Keyboard/mouse clock1
3 Ground 6 Keyboard/mouse clock2
KEY
6 54 32 1
Ta b l e A - 4
RJ-11 Modem
Pin Signal Pin Signal
1Unused 4Unused
2 Tip 5 Unused
3Ring 6Unused 

Connector Pin Assignments
Maintenance and Service GuideA–3
Ta b l e A - 5
RJ-45 Network Interface
Pin Signal Pin Signal
1 Transmit + 5 Unused
2 Transmit - 6 Receive -
3 Receive + 7 Unused
4Unused 8Unused
6 5
4 3
2 1
7
8
Ta b l e A - 6
Universal Serial Bus
Pin Signal Pin Signal
1 +5VDC 3 Data+
2 Data - 4 Ground 

A–4Maintenance and Service Guide
Connector Pin Assignments
Ta b l e A - 7
Serial
Pin Signal Pin Signal
1 Carrier detect 6 Data set ready
2 Receive data 7 Ready to send
3 Transmit data 8 Clear to send
4 Data terminal ready 9 Ring indicator
5 Signal ground
16
9
5 

Connector Pin Assignments
Maintenance and Service GuideA–5
Ta b l e A - 8
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 DDC2B clock
8Groundanalog
1 6115 1015 

A–6Maintenance and Service Guide
Connector Pin Assignments
Ta b l e A - 9
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.
114
25
13 

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 requirements,...

B–2Maintenance and Service Guide
Power Cord Set Requirements
Country-Specific Requirements
Notes
1. The flexible cord must be  Type HO5VV-F,
3-conductor, 1.0 mm2conductor size. Power cord set fittings
(appliance coupler and wall plug) must bear the certification
mark of the agency responsible for evaluation in the country
whereitwillbeused.
3-Conductor Power Cord Set Requirements—By Country
Country Accredited Agency Applicable Note Number
Australia EANSW 1
Austria OVE 1
Belgium CEBC 1
Canada CSA 2...

Power Cord Set Requirements
Maintenance and Service GuideB–3
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 (15A, 125V) or NEMA
6-15P (15A, 250V) configuration.
3. The appliance coupler, flexible cord, and wall plug must bear
a “T” mark and registration number in accordance with the
Japanese Dentori Law. The flexible cord must be Type VCT
or VCTF, 3-conductor, 1.00mm
2conductor size. The wall
plug must be 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 239042-001.