HP DC5100 HP Compaq Business Desktop dc5100 Service Reference Guide, 2nd Editi - Page 75
Cleaning the Monitor, 5.5 Service Considerations, 5.5.1 Power Supply Fan
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UPC - 072000919491
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Identifying the Chassis, Routine Care, and Disassembly Preparation 5.4.4 Cleaning the Monitor ■ Wipe the monitor screen with a clean cloth moistened with water or with a towelette designed for cleaning monitors. Do not use sprays or aerosols directly on the screen; the liquid may seep into the housing and damage a component. Never use solvents or flammable liquids on the monitor. ■ To clean the monitor body follow the procedures in Section 5.4.2. 5.4.5 Cleaning the Mouse Before cleaning the mouse, ensure that the power to the computer is turned off. ■ Clean the mouse ball by first removing the retaining plate and the ball from the housing. Pull out any debris from the ball socket and wipe the ball with a clean, dry cloth before reassembly. ■ To clean the mouse body, follow the procedures in Section 5.4.2. 5.5 Service Considerations Listed below are some of the considerations that you should keep in mind during the disassembly and assembly of the computer. 5.5.1 Power Supply Fan The power supply fan is a variable-speed fan based on the temperature in the power supply. Ä CAUTION: The cooling fan is always on when the computer is in the "On" mode. The cooling fan is off when the computer is in "Standby," "Suspend," or "Off" modes. You must disconnect the power cord from the power source before opening the computer to prevent system board or component damage. 5.5.2 Tools and Software Requirements To service the computer, you need the following: ■ Torx T-15 screwdriver (Compaq screwdriver with bits, PN 161946-001) ■ Torx T-15 screwdriver with small diameter shank (for certain front bezel removal) ■ Flat-bladed screwdriver (may sometimes be used in place of the Torx screwdriver) ■ Phillips #0 screwdriver ■ Phillips #2 screwdriver ■ Diagnostics software ■ Compaq tamper-resistant T-15 wrench (Smart Cover FailSafe Key, PN 166527-001) or Compaq tamper-resistant bits (Smart Cover FailSafe Key, PN 166527-002) Service Reference Guide, dc5100 376220-001 5-7
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