Samsung ML-1665 Service Manual - Page 62

Initial Inspection, Check Power part, Check the Installation Environment., Check paper type. - free manual

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Alignment and Troubleshooting 4.2.1.2 Initial Inspection 1. Check Power part 1. The printer does not work no matter how long you wait. A. Is the Power Switch (printer and wall socket) turned on ? B. Is the Power Cord connected to the printer correctly ? C. Is the Power cord connected to the wall socket correctly ? D. Is wall socket working ? E. Is the unit rated at the same voltage as the supply ? 2. Does the Fan work when power is turned on? A. Check the connectors on the SMPS. B. Check the fuses in the SMPS.(F1) 2. Check the Installation Environment. 1. Ensure the installation surface is flat, level and free from vibration. If necessary move the printer. 2. Ensure that the temperature and humidity of the surroundings are within specification If necessary move the printer. 3. Ensure that the printer is position away from any air conditioning or other heating or cooling equipment. Also ensure that is not positioned in a direct draft from any air conditioning, fan or open window. If necessary move the printer. 4. Ensure the printer is not positioned in direct sunlight. If it is unavoidable use a curtain to shade the printer. 5. Ensure the printer is installed in a clean dust free environment. Move the printer to clean area if necessary. 6. Some industrial or cleaning processes give of fumes which can affect the printer. Move the printer away from this type of air pollution 3. Check paper type. 1. Use only paper which is of a suitable quality, weight and size? See the user guide. 4. Check the overall condition of the printer 1. Is the printer properly maintained ? Clean the Paper Transport Passages. Any rollers with dirt surfaces should be cleaned or replaced. Service Manual 4-14 Samsung Electronics

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Alignment and Troubleshooting
Service Manual
4-14
Samsung Electronics
4.2.1.2 Initial Inspection
1. Check Power part
1. The printer does not work no matter how long you wait.
A. Is the Power Switch (printer and wall socket) turned on ?
B. Is the Power Cord connected to the printer correctly ?
C. Is the Power cord connected to the wall socket correctly ?
D. Is wall socket working ?
E. Is the unit rated at the same voltage as the supply ?
2. Does the Fan work when power is turned on?
A. Check the connectors on the SMPS.
B. Check the fuses in the SMPS.(F1)
2. Check the Installation Environment.
1. Ensure the installation surface is flat, level and free from vibration.
If necessary move the printer.
2. Ensure that the temperature and humidity of the surroundings are within specification
If necessary move the printer.
3. Ensure that the printer is position away from any air conditioning or other heating or cooling equipment.
Also ensure that is not positioned in a direct draft from any air conditioning, fan or open window.
If necessary move the printer.
4. Ensure the printer is not positioned in direct sunlight.
If it is unavoidable use a curtain to shade the printer.
5. Ensure the printer is installed in a clean dust free environment.
Move the printer to clean area if necessary.
6. Some industrial or cleaning processes give of fumes which can affect the printer.
Move the printer away from this type of air pollution
3. Check paper type.
1. Use only paper which is of a suitable quality, weight and size?
See the user guide.
4. Check the overall condition of the printer
1. Is the printer properly maintained ?
Clean the Paper Transport Passages.
Any rollers with dirt surfaces should be cleaned or replaced.