User manual MICROTEK CHASSIS I LAMP

[. . . ] Simply open the scanner lid to a 90-degree angle and lift upward to remove the lid. (See illustration below. ) Last Updated 1-22-03 Revision 1. 0 3 of 14 MI-0047-013 Removing the Scanner Upper Outer Housing Most of our scanner models have two phillips head screws holding down the upper housing. You will notice the phillips screws inside of the receptacles where the scanner lid posts (hinges) are inserted. Remove the Phillips head screws inside of the receptacles where the scanners lid posts (hinges) were inserted. Note: Do not use screwdrivers with magnetic or magnetized tips. Using magnetized tools around the scanners circuit boards may damage the circuitry, therefore rendering your scanner useless. Last Updated 1-22-03 Revision 1. 0 4 of 14 MI-0047-013 2. [. . . ] Then simply remove the metal shaft by sliding the shaft out of the shaft guides. (See illustration below. ) Front of Scanner Pull Shaft Guide Upward Last Updated 1-22-03 Revision 1. 0 7 of 14 MI-0047-013 Note: Be careful not to pull to hard or do not lift the carriage to high, as this may break some of the ribbon cable connections. (See illustration below. ) Lift Shaft about 1 inch and pull outward Note: Notice how the scanner's lamp wire connector is inserted into a specially designed groove. This is done to avoid the scanner carriage roller from being blocked or from running over the wires while the carriage is moving during operation. (See illustration below) Scanner Lamp Scanner Carriage Groove ­ Notice how the scanner lamps wire is inserted through the specially designed groove. Also notice how it sits above the carriage roller where it cannot interfere with any moving parts. Last Updated 1-22-03 Revision 1. 0 Scanner Carriage Roller ­ Notice how the roller wheel sits below the scanner lamp wires. 8 of 14 MI-0047-013 3. Simply grab the belt on both ends of the carriage assembly and steadily push downward until the belt has slid off the belt grip arm on the scanner's carriage assembly. (See illustration below. ) Running Belt Carriage Clip Notice how the scanner's running motor belt is held in place by a specially designed clip that allows the belt to be inserted and dislodged without having to put tension on the belt. The teeth on the motor belt and carriage clip interlock to create a solid grip. Now notice how the scanner's running motor belt is dislodged or removed from the carriage clip by simply sliding the motor belt downward. Once the belt is dislodged you will be able to move the scanner carriage assembly freely and you will be able to turn it around in order to work on removing the lamp. 4. Locate the connector that connects the florescent lamp to the scanner's carriage mechanism. If it is too tight or difficult to remove manually use the needle nose pliers to remove the connector. (See illustration below) Scanner Lamp connector wires (side view) Last Updated 1-22-03 Revision 1. 0 Scanner Lamp connector wires leading to lamp connector on circuit board. 9 of 14 MI-0047-013 Note: If the Scanner lamp Assembly Connector is too difficult to remove manually use a set of needle nose pliers to remove it. (See illustration below) Needle Nose pliers pulling the Scanner Lamp connector off the circuit board. 5. Once the florescent lamp connector has been disconnected you need to remove the lamp assembly. Flip the scanner carriage lamp over to locate the Philip screws that hold lamp assembly in place. (See illustration below. ) Two Phillip screws hold scanner Lamp Assembly. Last Updated 1-22-03 Revision 1. 0 10 of 14 MI-0047-013 6. Use a small flat screwdriver and dislodge the lamp assembly from the scanner carriage. Once scanner lamp assembly is disassembled from the scanner carriage, simply lift the lamp assembly upward to remove. (See illustration below. ) Warning: Do not touch the mirrors or any other parts inside of the scanner carriage assembly after you remove the scanner lamp assembly. If any dust particles land on the mirrors or touching the mirrors may affect the quality of the scanned output. Last Updated 1-22-03 Revision 1. 0 11 of 14 MI-0047-013 Connecting the new Lamp Assembly 1. [. . . ] Clear glass cleaners and a soft cotton cloth are the recommended materials to clean the scanners glass bed. Using a clear solution will prevent streaks from forming on your scanners glass bed. Last Updated 1-22-03 Revision 1. 0 13 of 14 MI-0047-013 2. Now take the upper housing and align with the bottom part of the scanner housing. Then lift the rear of the scanner's upper housing about one inch and slide forward until the front of the upper housing drops about half an inch. [. . . ]