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August 14, 2019

TM2, pin 20 IC 2A: Figure shows the CS motor phase switching timing. Email to friends Share on Facebook – opens in a new window or tab Share on Twitter – opens in a new window or tab Share on Pinterest – opens in a new window or tab. Click on item below to go to: The normal resistance for a printhead coil is 8. CN6 Pin Assignments n Wo.

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Table lists the address assignments for the MCU 3 B. The LCD displays the currently selected character pitch. Rectifier, Smoothing, and Surge-suppression Circuits Figure Chapter 6 – Describes preventive maintenance techniques and lists lubricants and adhesives required to service the equipment. Seller’s payment instructions Satisfaction guaranteed.

Loosen the lead wires of the head fan motor and the paper width sensor from the hooks of the ribbon drive assembly and the carriage. Remove the nut HNO M4 securing the side frame support to the left frame. R43 is an oscillation frequency selection epsson. Be sure that the parts to be lubricated are clean before applying lubricant, and avoid excessive application, which may damage related parts.


When VR2 is turned clockwise, the alignment value increments, and when it is turned counterclockwise, the value decrements.

Table A-2 shows the terminal functions. See the seller’s listing for full details. La to the wiring for the interface, be sure to use a twisted-pair cable for each signal and never fail to connect the return side. Before starting any unit replacement, confirm that all connectors are connected firmly, and that no cables are cut.

Loosen the two bends securing the paper end sensor to the paper guide at the rear of the printer. See Figure 3. Refer to Figures A and A in the appendix during assembly. Measure the voltage between the Replace Q4 Q5.

The dot wire strikes the inked ribbon and paper against the platen to print a dot on the paper. This is the sequence used to print a dot on the paper. Insert a slotted screwdriver into the groove of the lower case, then unlock the tab of the battery case. Tear off the three pieces of tape fixing the cooling fan wires to the lower case.

LQ Printhead at Rs /piece | Grant Road East | Mumbai | ID:

Triac TY 1 is defective. Remove the screw CB M2. The paper release mechonism does not operote normally. Adhesive application is necessary at the point indicated in Table when the part is disassembled or replaced. Epsno the screw CPS P M3X8 securing the platen gap home position sensor, then remove the platen gap home position sensor assembly. Optional Interface Boards Table The PW sensor monitors paper width so as to prevent printing outside the printable area See Figure O.


LQ 2090 Printhead

Output ports 01 to are used to drive the LEDs, and and are for the signals that control the reading of the switch states. Lubrication Points Table Lubrication Points Cent’d 250 to Figures, and The adjusted position is stored in the memory and remains effective at the next tear-off even if the pq is turned off and on. Subject to credit approval. Check the settings of the interface between the printer and host computer.