Toshiba 2000 user manual Replacement Timing of Major Parts, Crt

4.3 Replacement Timing of Major Parts

CAUTION

•Take extreme precaution when measuring the power supply voltage at the power supply terminal of the module during inspection.

There is a danger of electrocution.

•Do not touch the C2 module when the power is on. The heat radiating side covers become extremely hot (ambient temperature+20oC) when power is on. It cools (ambient temperature+10 oC) in 10 minutes when the power is turned off.

4.3Replacement Timing of Major Parts

Listed below are the product life of major components. Periodically replace parts using this table as reference. Contact your Toshiba service desk for information concerning the price and ordering method of replacement parts.

Product life of major components

	Parts		Location of		Description		Product Life		Replacement		Action
			wear						Interval
Hard disk		Mechanism		Wear		5 years or 20,000		2 years		Replace
drive						cumulative power on hours
						which ever comes first.
Battery		Capacity		Depletion		500 power interruptions or		—		Replace
(PS694 built-in						3 years, whichever come
Ni-Cd)						first. (Ambient temperature
						35o C)
Battery		Capacity		Depletion		450 power interruptions or		—		Replace
(PS694M						1 year, whichever come
built-in Ni-MH)						first. (Ambient temperature
						35o C)
Battery		Capacity		Depletion		10 years (Ambient		10 years		Parts replacement
(C2 built-in)						temperature 35o C)				by overhaul
PC Card slot		Functional		Wear		10000 insertions/removals		—		Parts replacement
		parts								by overhaul
External FDD		Mechanism		Wear		5 years or 15,000		2 years		Replace
						cumulative power on hours
						which ever comes first.
			Product life of major components
	Parts		Location of		Description		Product Life		Replacement		Action
			wear						Interval
Keyboard		Mechanism		Wear		100,000 strokes		—		Replace
Mouse		Mechanism		Wear		100,000 clicks		—		Replace
CRT		Displays				10,000 cumulative power		—		Replace
						on hours

In addition to the main unit, disk drives such as the CD-ROM, and MO drive also have a product life. Check the product life of the peripheral devices being used and replace them before their product life expires.

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