compaq evo notebook n1020v series User Manual

Removal and Replacement Procedures
Maintenance and Service Guide5–55
2. Disconnect the fan cable 1 from the system board 
(Figure 5-42).
3. Remove the fan 
2 from the base enclosure.
Figure 5-42. Removing the Fan
Reverse the preceding procedures to install the fan. 

5–56Maintenance and Service Guide
Removal and Replacement Procedures
5.22 System Board
✎When replacing the system board, ensure that the following 
components are removed from the old system board and installed 
on the new system board:
■Memory expansion boards (Section 5.5)
■Mini PCI communications board (Section 5.6)
■Disk cell RTC battery (Section 5.7)
■Processor (Section 5.12)
■Modem cable (Section 5.23)
1. Prepare the computer for disassembly (Section 5.3) and 
remove the following components:
a....

Removal and Replacement Procedures
Maintenance and Service Guide5–57
h. Top cover, microphone, and TouchPad cable
(Section 5.20)
i. Fan (Section 5.21)
2. Remove the two TM2.5 × 5.0 screws 
1 that secure the optical 
drive front alignment rail to the base enclosure (Figure 5-43).
3. Remove the front alignment rail 
2 from the base enclosure.
4. Remove the two TM2.5 × 5.0 screws 
3 that secure the optical 
drive rear alignment rail to the base enclosure.
5. Remove the rear alignment rail 
4 from the base...

5–58Maintenance and Service Guide
Removal and Replacement Procedures
6. Remove the following screws:
❏TM2.5 × 5.0 screw 1 next to the PC Card assembly 
(Figure 5-44)
❏TM2.5 × 5.0 screw 2 next to the RJ-11 and 
RJ-45 connectors
❏TM2.5 × 5.0 screw 3 next to the audio connectors
Figure 5-44. Removing the System Board Screws 

Removal and Replacement Procedures
Maintenance and Service Guide5–59
7. Lift the front edge of the system board until it rests at an 
angle 
1 (Figure 5-45).
8. Slide the system board forward 
2 and remove it from the 
base enclosure.
Figure 5-45. Removing the System Board
Reverse the preceding procedures to install the system board. 

5–60Maintenance and Service Guide
Removal and Replacement Procedures
5.23 Modem Cable
✎The modem cable is included in the Miscellaneous Cable Kit, 
spare part number 285540-001.
1. Prepare the computer for disassembly (Section 5.3) and 
remove the following components:
a. LED cover (Section 5.9)
b. Keyboard (Section 5.10)
c. Heat spreader (Section 5.11)
d. Display (Section 5.13)
e. Palm rest (Section 5.14)
f. Top cover (Section 5.20)
g. Fan (Section 5.21)
h. System board (Section 5.22) 

Removal and Replacement Procedures
Maintenance and Service Guide5–61
2. Turn the system board bottom side up with the rear panel 
facing forward.
3. Remove the PM2.0 × 4.5 screw 
1 that secures the modem 
ground cable to the system board (Figure 5-46).
4. Disconnect the modem cable 
2 from the system board.
5. Remove the cable from the clips 
3 on the system board.
Figure 5-46. Removing the Modem Cable
Reverse the preceding procedures to install the modem cable. 

Maintenance and Service Guide6–1
6
Specifications
This chapter provides physical and performance specifications.
Ta b l e  6 - 1
Notebook
Dimensions
Height
Width
Depth3.94 cm
32.74 cm
26.75 cm1.55 in
12.89 in
10.53 in
Weight (varies by notebook configuration)
with 15.1-inch display 
and Intel Pentium 4 
processor
with 14.1-inch display 
and Intel Pentium 4 
processor
with 15.1-inch display 
and Intel Celeron 
processor
with 15.1-inch display 
and Intel Celeron 
processor3.22 kg
3.09 kg
3.12 kg
2.99...

6–2Maintenance and Service Guide
Specifications
Stand-alone power requirements
Nominal operating 
voltage
Average operating 
power
Peak operating 
power
Power in Suspend 
mode
Power in Hibernation 
mode14.4 V (8 cell)
29.7 W desktop
80 W on AC, 55 W on DC
< 1000 mW
< 100 mW
Te m p e r a t u r e
Operating
Nonoperating10° to 35° C
-10° to 60° C50° to 95° F
14° to 140° F
Relative humidity (noncondensing)
Operating
Nonoperating10% to 90%
5% to 90%, 38.7° C (101.6° F) maximum wet bulb 
temperature
Ta b l e  6...

Specifications
Maintenance and Service Guide6–3
✎Applicable product safety standards specify thermal limits for 
plastic surfaces. The computer operates well within this range of 
temperatures.
Altitude (unpressurized)
Operating
Nonoperating0 to 3,048 m
0 to 9,144 m0 to 10,000 ft
0 to 30,000 ft
Shock
Operating
Nonoperating10 G, 11 ms, half-sine
60 G, 11 ms, half-sine
Vibration
Operating
Nonoperating0.5 G zero-to-peak, 10 to 500 Hz, 0.25 oct/min 
sweep rate
1.0 G zero-to-peak, 10 to 500 Hz, 0.5 oct/min...