Toshiba DP120F, Service Manual

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March 2000 © TOSHIBA TEC 11-45 DP120F/DP125F Troubleshooting
3. Initial Checks
When a problem occurs, be sure to perform the following initial checks.
3.1 Checking the Environmental Conditions for Installation
Check if the environmental conditions match the following for proper operation the machine.
• Is the power cord plugged into an outlet satisfying the specifications? (Refer to page 2-8.)
• Is the machine placed on a flat and level surface?
• Is the environment for operation appropriate? (Refer to page 2-6.)
• Is the location not subject to ammonia gas, high temperature and high humidity (near a water
supply tap, boiler, steam maker, and so on), fire, or dust?
• Is the location not subject to direct sunlight? If it cannot be helped, attach a curtain, and so
on to shade the unit from direct sunlight.
• Is the location well ventilated?
• Is the location not subject to vibration?
• Is the location not magnetized? (near a television, radio or any other electric appliances, and
so on.)
3.2 Checking the Document
Check if the document matches the following standards.
• Does the size match the specifications? (Refer to page 2-1.)
• Does the number of document pages to be fed automatically match the specifications? (Re-
fer to page 2-2.)
• Are there any inappropriate paper conditions described below being used?
Fiber-reinforced paper, paper with holes, paper with wet ink or white-out, folded paper, torn
paper, paper patched together with tape, and so on.
3.3 Checking the Recording Paper
Check if the recording paper matches the following standards.
• Does the recording paper match the specifications? (Refer to page 2-3.)
• Has the recording paper maximum capacity of 550 (A4/Letter/Legal) sheets been exceeded?
• Are any inappropriate paper conditions described below being used?
Wet paper, curled paper, waved paper, torn paper, used paper (with one side printed), and so
on.