Dell 5110cn Color Laser Printer Service Manual - Page 212

Chapter 2 Operation of Diag. 4.2.5 Digital Output (DO) Test This function checks whether the DO components operate. When the interlock is opened while the DO test is performed, each component ends to operate. In this Test Mode, each DO component can be turned individually. Therefore it allows the customer to check a component' s operation from outside, and judge whether the component is normal or not. When all the diag. functions are stopped, all the DO components can be turned off. DO test can make each of the DO components operate simultaneously. 4.2.6 Executing digital output (DO) test 1) Turn off the power. 2) Turn on the power while holding down " " and " " keys. 3) Release the fingers from these keys when "Diagnosing..." is displayed. 4) The "Customer Mode" and "ESS Diag" are displayed. (Entered the Diag. mode.) 5) Press " " key to select "IOT Diag", and then press " 3 " key. 6) Press " " key to select "Digital Output", and then press " 3 " key. 7) Press " " or " " key to select test item. 8) Press " 3 " key to execute the test. Parameters for the Digital Output Test are as follows. Code(HEX) 00 01 02 03 05 06 07 08 09 0A 0B 0C 0D Code_DO MAIN MOTOR (FULL1 FORWARD) MAIN MOTOR (FULL2 FORWARD) MAIN MOTOR (HALF FORWARD) MAIN MOTOR (SLOW FORWARD) DUPLEX MOTOR (FULL1 FORWARD) DUPLEX MOTOR (FULL2 FORWARD) DUPLEX MOTOR (HALF FORWARD) DUPLEX MOTOR (SLOW FORWARD) DUPLEX MOTOR (FULL1 FORWARD-DOUBLE) DUPLEX MOTOR (FULL2 FORWARD-DOUBLE) DUPLEX MOTOR (HALF FORWARD-DOUBLE) DUPLEX MOTOR (SLOW FORWARD-DOUBLE) DUPLEX MOTOR (FULL1 REVERSE) Menu No. DO-0 DO-1 DO-2 DO-3 DO-5 DO-6 DO-7 DO-8 DO-9 DO-a DO-b DO-c DO-d 2 - 34