Chapter 5
5-19
5.6.4.4.2 Sensor Tests
0007-6694
The sensor test is selected by pressing the numeric key 3 from the faculty test menu. In this test, you can check the
status of each sensor of this machine in items 1 to 4 on the display.
You can also check if sensors that use actuators and microswitches are operating correctly by moving the actuator or
microswitch.
F-5-12
Pressing the 1 key
Pressing the 2 key
DS : Not used
DES : Not used
HPS : Home position sensor on/of
JAM : Paper delivery jam detection on/of
TN : Toner sensor on/of and toner amount
JAM000 : JAM code display
010:Pickup delay jam
020:Pickup stationary jam
030:Delivery delay jam
040:Delivery stationary jam
050:Wrap jam/Initial jam
060:Cover open jam
CRG : Cartridge sensor on/of
FCV : Front cover switch on/of
ALS : Cassette recording paper sensor/Manual paper feed sensor/Top sensor
/Paper delivery sensor/Not used on/of
Not used
6-3 : SENSOR
[1]---[4]
DS of DES of HPS of
JAM of JAM 000
TN of TN253
Pressing the 3 key
CRG of FCV on
ALS [ON of of of of]
Pressing the 4 key
0000000000