Maintenance and repair of equipment is essential to avoid costly repairs and save unnecessary service calls. In most cases, the failure by the operator and corrective action will overcome controls. Your wallet will thank you if the operator has checked to determine why the devices do not work and avoid service call to repair or replace a working device.
Before using the product, read the manual included or downloaded from the manufacturer's website. Otherwise, you may damage the device and void the warranty.
PMCS - Preventive Maintenance Checks and Services
Cleanliness is the most important to keep the machine step function properly. clean dirty brake rollers, feed rollers, buffers, glass, shading plate with a cleaning kit manufacturer or isopropyl alcohol, a lint-free cloth and Q-tips. Also make sure the paper is clean and free of dirt.
According to the document status and the environment, the device may have to be periodically removed completely free of debris, clips, staples, dust, etc. that have worked their way into the mechanism. The debris can cause the engine to work and stop jam rolls and tapes. Use to suck a shop-vac dirt or debris that have worked their way into primary and secondary coverage. Generally, it is recommended that the scanner not to blow with a can of compressed air. The reason for this is that the compressed air from the film on the glass, not (all shots) to remove the dirt, can break the seals and cold air can damage a thermal sensor.
CCD (Charge Coupled Device) cameras and CIS (Contact Image Sensor Assembly) Player
When disassembling camera units on devices with CCD cameras should be cleaned. It should not be the cameras will not be damaged because they are usually quite expensive. Canon products are equipped with drives IEC devices with LED light source and drive systems, must not be to prevent damage removed or dismantled.
Replacing consumption
Spacer buffer and receiving rollers replaced if it is to be worn, or as programmed by the manufacturer. Shading panels and glass must be inspected and replaced if necessary. Fluorescent lamps generally require replacement between 500 and 1000 hours of use, as recommended by the manufacturer of the guide. Canon uses an LED light source, which are not generally replaced regularly needed.
The scanner system
The systems include not only scanning, but also the computer and the operating system and software. There is a tendency to believe that the problems are mechanical. This is not always the case. To solve the problems, users can need to know. and practical skills of A + should be used system problems to solve before calling for service. The technician is hired to repair the unit. It is not their computer systems diagnostics. That's your work or the work of his department.
Feeding problems and poor quality equipment Scan
Feeding used to correct problems and scan quality usually by cleaning and replacement of consumables. Braking and receiving roles should be reviewed in order that they are installed correctly. The paper should be removed also controlled and foreign bodies.
Scan - Software
The most common problems are with the drivers not found or installed. install software or make sure that the driver is detected. outdated firmware can also cause the unit to malfunction. Install the latest version of the firmware. Note, however, you could permanently damage the installation a wrong firmware in some cases, the main control circuit. Also check the scan settings to make sure they are set correctly.
PC - Computer and operating system
You need to avoid an ID assigned for each independent SCSI SCSI device conflict identity. USB and child must have the appropriate permissions and security rights when connected to a network. The best method for problems with the operating system must be checked in order to share the computer with others who you know to work properly.
Troubleshooting and Repair
You can find small pieces that can be solved without much technical knowledge. For example, you check the fragments and tension springs and leaf springs. A parts manual may identify a problem. Some companies offer diagnostic software. The Canon Quma diagnostic tool provides engine controls, sensors, magnets and other essentials.
If you do not have the technical possibilities, you can purchase a service contract for the scanner. The warranty covers the maintenance and repair rather than risk failure and repair time and expensive equipment. A further possibility is the place to repair, where the equipment for repair is less expensive than is sent on-site services. Some manufacturers offer a warranty of 90 days and purchase an extended warranty is recommended.
Source: http://ezinearticles.com/?Preventive-Maintenance-Tips-to-Check-and-Troubleshoot-the-Repair-of-Document-Scanner-Problems&id=4519641
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