Test Mode (Test); Outline; Test Mode Menu List - Canon iR2020 Series Service Manual

Item
MAIN2
ECONT
OPROM

14.15 Test Mode (TEST)

14.15.1 Outline

iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i
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.

14.15.2 Test Mode Menu List

iR2016J / iR2016 / iR2020 / / iR2016i / iR2020i

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.
Numerals enclosed in parentheses denote a numeric keypad key to be pressed each.
Group Subgroup
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
Displays the version of the ROM (BOOT) mounted on the image processor
PCB.
Displays the version number of the ROM mounted on the DC controller PCB.
Displays the version number of the option ROM.
Item 1 Item 2 Item 3
T-14-27
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
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