ریکو Ricoh FT4421
21 SCANNER HOME POSITION ERRORThe scanner home position sensor remains off (LOW) 8 seconds after the main switch is turned on
22 SCANNER HOME POSITION ERROR The scanner home position sensor remains on (HIGH) 1 ( copyir.com 0 second after the scanner starts ( copyir.com
28 LENS HOME POSITION ERROR The lens home position sensor remains off (LOW) 3 ( copyir.com 5 seconds after the lens moves to the home position ( copyir.com
29 LENS HOME POSITION ERROR The lens home position sensor is still on (HIGH) 3 ( copyir.com 5 seconds after the lens leaves the home position
2A 4TH/5TH MIRROR HOME POSITION ERROR The 4th/5th mirror home position sensor is still off (LOW) 2 ( copyir.com 5 seconds after the 4th/5th mirror assembly moves to the home position ( copyir.com
2B 4TH/5TH MIRROR HOME POSITION ERROR The 4th/5th mirror home position sensor is still on (HIGH) 2 ( copyir.com 5 seconds after the 4th/5th mirror assembly leaves the home position ( copyir.com