Canon MF6530 Service Manual - Page 217
Test Mode TEST
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Chapter 14 14.13 Test Mode (TEST) 14.13.1 Overview 14.13.1.1 Outline 0011-4223 Test mode must be executed by keeping track the flow of menu items appearing on the LCD. Menu items in test mode are organized into seven blocks as described below. Numerals enclosed in parentheses denote a numeric keypad key to be pressed each. 1. D-RAM test ((1) D-RAM) Checks to see if data can be correctly written to and read from D-RAM. 2. Scan test ((2) SCAN TEST) Used to adjust contact sensor output and the position at which a document fed from the ADF is scanned. 3. Print test ((3) PRINT TEST) Used to generate service test patterns. 4. Modem test ((4) MODEM TEST) Performs relay actuation, modem DTMF and tonal signal transmission/reception tests. 5. Aging test ((5) AGING TEST) Not used. 6. Function test ((6) FUNCTION TEST) Used to verify the operations of microswitches, sensors, speakers and ADF functions. 7. Roller cleaning mode ((0) ROLLER CLEAN) Used to clean the delivery roller or ADF pickup roller by idling them. 14.13.1.2 Test Mode Menu List 0011-4224 Test mode menu list To invoke test mode, follow these steps: 1) Enter service mode. Press the operation panel user mode key, 2 key, 8 key and user mode key in this order. 2) Press the operation panel arrow keys to show "TEST MODE." 3) Press the OK key. To exit test mode, press the user mode key to return to standby mode. T-14-23 Numerals enclosed in parentheses denote a numeric keypad key to be pressed each. Group Subgroup Item 1 Item 2 Item 3 TEST MODE [1] - [9], [#] (1) DRAM [1] - [2] (1) D-RAM TEST (2) D-RAM TEST (2) SCAN TEST [1] - [8] (1) SHADING (3) SHEET POS ADJ (4) TRASH DETECT (5), (6), (9), (*) (3) PRINT TEST [1] - [9] (1) (2) (3) (4) (5), (6), (7), (8), (9), (*) (4) MODEM TEST [1] - [9] Explanation D-RAM data check Write/read check Read check Automatic gain adjustment CS position adjustment Dust detection Not used Not used All-black output Not used Back belt output Not used 14-27