Brother International HL-1660E Service Manual - Page 98

5.2 Incomplete Paper Feed F -1 Double feeding Possible cause Step Check Result Remedy Print paper 1 Adjustment lever 2 (spring pressure switching lever) Paper front guide 3 Is a recommended type of paper being used? Is the position of the adjustment lever of the cassette corresponding to the paper sheet size? Is the paper front guide broken? No Instruct the user to use recommended type of paper. No Instruct the user to switch adjustment lever position. Yes Replace the paper front guide. Separation pad No Replace the separation pad. F-2 Wrinkles Possible cause Step Check Result Remedy Print paper 1 Is a recommended type of paper being used? No Instruct the user to use recommended type of paper. Paper pick-up block 2 Is the wrinkle problem solved if fresh paper is Yes Instruct the user in correct used? print paper storage procedure to be free from moisture. 3 Is the paper already wrinkled or being fed askew? Yes Check the motion of the paper-pick up block. Fixing unit 4 Is the entrance guide dirty? entrance guide Fixing unit Yes Clean the entrance guide. No Replace the fixing unit. VI - 22