Brother International FAX-170 Service Manual - Page 138
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3.10 Document Draw Adjustment After replacement of the main PCB or CIS, or if data stored in the E2PROM is damaged, you need to carry out this procedure. • Function This function adjusts how much the document is drawn in, starting at the point when the document rear sensor is turned on until the leading edge of the document reaches the scanning start position. • Operating Procedure (1) In the initial maintenance mode, set the TC-025 chart on the document stacker. The message "DOC.READY" appears on the LCD. (2) Press the Help key. The equipment beeps and draws in the TC-025 chart to the scanning start position. While drawing it in, the equipment counts patterns on the chart to determine the amount of draw. Upon completion of normal counting, the equipment shows the message "COPYING P.01" on the LCD and begins copying the TC-025 chart. The message "REAR SENSOR IS ADJUSTED" and the copied image will be printed out on recording paper as shown below. If any error occurs during counting, the message "MACHINEERROR AB" appears on the LCD, with no copying of the TC-025 chart onto the recording paper taking place. However, only the message "REAR SENSOR IS ADJUSTED" will be printed out. TC 025 1996.8.29 = Z 2 tp 1;14=I: !.1,111645:1: I nth :5 134k2 .5,; !;;; I'd nnw r A fffr ti AkA • • (.1., A Aid A 5k At.) Irk .A.• 14: )/: . .10 . 12.1e. I r • ,r 4 . 4.• . 0;0. SI NOSN3S 6Vad Printout after Normal Completion of Document Draw Adjustment