5-20
Confidential
5.1.4.10 Sensor Operational Check (Function code 32)
Function
This function allows you to check the following:
• Document detection sensor
• Document scanning position sensor (for first side scanning)
• Scanner cover sensor
• Registration sensor
• Ink cartridge cover switch
• Purge cam switch
• Paper feed sensor
• ADF cover switch
• Ink cartridge detection sensors (black, yellow, cyan, and magenta)
• Ink remaining sensors (black, yellow, cyan, and magenta)
• High-yield ink cartridge sensors (black, yellow, cyan, and magenta)
• Switchback paper sensor
• Document width sensor (for A3-size)
• Document scanning position sensor (for second side scanning)
Operating Procedure
(1) Press the 3 and 2 keys in this order in the initial stage of the maintenance mode.
The machine sounds 1,100 Hz and 400 Hz tones cyclically through the following volumes
for testing the speaker:
NOTE: To stop beeping, for models without touch panel, press the Menu or OK key; for
models with touch panel, press the PHOTO CAPTURE key.
If the sensing statuses are as listed on the next page, the LCD shows
"DFDRCVRSCCP1ASAC
**
" and "IKIYICIMEKEYECEM," or
"SKSYSCSMORCDPP
**
" and "A3 RB
**
VT T1T2," which can be switched by
pressing the Black Start (Mono Start) key.
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