compaq 800 notebook series User Manual

							Removal and Replacement Procedures
Maintenance and Service Guide5–33
2. Remove the tape 1 that secures the 1394 board cable to the 
base enclosure (Figure 5-26).
3. Disconnect the 1394 board cable from the system board 2.
4. Remove the PM2.5 × 4.0 screw 3 that secures the 1394 board 
to the base enclosure.
5. Remove the 1394 board 4.
Figure 5-26. Removing the 1394 Board
Reverse the preceding procedure to install the 1394 board.
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							5–34Maintenance and Service Guide
Removal and Replacement Procedures
5.15 Modem Board
1. Prepare the notebook for disassembly (Section 5.3) and 
remove the following components:
❏Optical drive (Section 5.6)
❏LED switch cover (Section 5.7)
❏Keyboard (Section 5.8)
❏Display assembly (Section 5.12)
❏Top cover (Section 5.13)
Modem Board
Spare Part Number Information
Modem board 310653-001
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							Removal and Replacement Procedures
Maintenance and Service Guide5–35
2. Remove the tape 1 that secures the modem board cable to the 
system board (Figure 5-27).
3. Disconnect the modem board cable from the system board 2.
4. Remove the two PM2.0 × 4.5 screws 3 that secure the 
modem board to the system board.
5. Remove the modem board 4 from the system board.
Figure 5-27. Removing the Modem Board
✎The modem cable is included in the Miscellaneous 
Plastics/Hardware Kit, spare part number 310359-001.
Reverse the preceding procedure to install the modem board.
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							5–36Maintenance and Service Guide
Removal and Replacement Procedures
5.16 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)
■Processor (Section 5.11)
■Modem (Section 5.15)
■RTC battery (Section 5.17)
1. Prepare the notebook for disassembly (Section 5.3) and 
remove the following components:
❏Optical drive (Section 5.6)
❏LED switch cover (Section 5.7)
❏Keyboard (Section 5.8)
❏Display assembly (Section 5.12)
❏Top cover (Section 5.13)
2. Disconnect the 1394 board cable from the system board 
(Section 5.14).
System Board
Spare Part Number Information
120 watt with wireless communication (for use only with 
notebook models with config. codes LLN2, LLN3, or LLN5)
90 watt (for use only with notebook models with config. codes 
other than LLN2, LLN3, or LLN5)320042-001
310646-001
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							Removal and Replacement Procedures
Maintenance and Service Guide5–37
3. Remove the four PM2.5 × 4.0 screws 1 that secure the 
system board to the base enclosure (Figure 5-28).
4. Remove the two PM2.0 × 13.0 screws 2 on each side of the 
PC Card assembly that secure the system board to the base 
enclosure.
5. Use the hard drive connector 3 to lift the left side of the 
system board until it rests at an angle.
6. Slide the system board to the left at an angle 4 and remove it 
from the base enclosure.
Figure 5-28. Removing the System Board
Reverse the preceding procedure to install the system board.
✎When the system board is removed, the heat sink mounting 
bracket may be loose in the base enclosure. Make sure this 
bracket is aligned correctly when installing the heat sink on 
the system board. The heat sink mounting bracket is included 
in the Miscellaneous Plastics/Hardware Kit, spare part number 
310359-001.
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							5–38Maintenance and Service Guide
Removal and Replacement Procedures
5.17 Real Time Clock (RTC) Battery
✎The RTC battery is included in the Miscellaneous 
Plastics/Hardware Kit, spare part number 310359-001.
1. Prepare the notebook for disassembly (Section 5.3) and 
remove the following components:
❏Optical drive (Section 5.6)
❏LED switch cover (Section 5.7)
❏Keyboard (Section 5.8)
❏Display assembly (Section 5.12)
❏Top cover (Section 5.13)
❏System board (Section 5.16)
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							Removal and Replacement Procedures
Maintenance and Service Guide5–39
2. Remove the RTC battery from the socket on the system board 
(Figure 5-29).
✎The notebook uses a BR1225 disk cell battery. The RTC battery 
should be installed with the “+” facing up.
Figure 5-29. Removing the RTC Battery
Reverse the preceding procedure to install the RTC battery.
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							Maintenance and Service Guide6–1
6
Specifications
This chapter provides physical and performance specifications.
Ta b l e  6 - 1
Notebook
Dimensions
Height
Width
Depth4.45 cm
35.05 cm
29.97 cm1.75 in
13.80 in
11.80 in
Weight (varies by configuration)
16.0-inch display, 
DVD-ROM device,
hard disk drive3.45 kg 7.6 lb
Stand-alone power requirements
Nominal operating 
voltage
Average operating 
power
Peak operating power
Power in Suspend 
mode
Power in Hibernation 
mode14.8 VDC
15.8 W
38 W
< 800 mW
< 100 mW
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							6–2Maintenance and Service Guide
Specifications
✎Applicable product safety standards specify thermal limits for 
plastic surfaces. The notebook operates well within this range of 
temperatures.
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 95%, 38.7° C (101.6° F) maximum wet bulb 
temperature
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 
sweep rate
Ta b l e  6 - 1
Notebook (Continued)
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							Specifications
Maintenance and Service Guide6–3
Ta b l e  6 - 2
16.0-inch SXGA, TFT Display
Dimensions
Height
Width
Diagonal24.00 cm
32.20 cm
40.60 cm9.45 in
12.68 in
16.00 in
Number of colorsUp to 16.8 million
Contrast ratio150:1
Brightness120+ nit typical
Pixel resolution
Pitch
For mat
Configuration0.264 × 0.264 mm
1024 × 768
RGB vertical stripe
BacklightEdge lit
Character display80 × 25
Total power 
consumption4.20 W
307503-002.book  Page 3  Thursday, January 30, 2003  1:04 PM