To operate the test mode, after pressing the Menu key, press the # key and select "SERVICE MODE". After this, select "TEST MODE" with the cursor keys, and press the OK key.
FACULTY Tests
The faculty tests are selected by pressing the numeric key 6 from the test mode menu.
Sensor Tests
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.

Pressing the 1 key

| 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 |
Pressing the 2 key

| 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 |
Pressing the 3 key

| DS | Not used |
|---|---|
| DES | Not used |
| HPS | Home position sensor on/of |
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2007 |