Alignment & Adjustments

6.5 Engine Test Mode

The Engine Tests Mode supplies useful functions to check the condition of the engine. It tests the condition of each device and displays the result of the test on the LCD. It is classified into 5 functions (0~4), and are shown below .

Outline

-In order to enter “Engine Test ” mode,,the method should be especial because this mode is developed for related engineers, not for users

-After Entering the mode,the message,“Engine Test Mode ” is displayed..

-On the mode,an engineer should press the “Menu Key=>#=>1=>9=>3=>1 ” to search each function he would like to test..

-Turn the power off,after the test is entirely end.

6.5.1 To enter the Engine Test Mode

To enter the Engine Test mode

Press in sequence, and the LCD briefly displays ‘Engine Test’, the machine has entered Engine Test Mode.

6.5.2 Diagnostic

NO.

Sub No.

Engine test

 

Remark

0

1

Motor Test

1

: On, 2 : Off

 

2

PickUp Test

1

: On, 2 : Off

 

3

Fan Test

1

: On, 2 : Off

 

4

Manual Clt Test

1

: On, 2 : Off

 

5

PTL Test

1

: On, 2 : Off

1

1

LSU Motor Test

1

: On, 2 : Off

 

2

LSU Hsync Test

1

: On, 2 : Off

 

3

LD Test

1

: On, 2 : Off

2

1

Feed Sen Test

Check : Check Start

 

 

 

Next : Next Sensor Check

 

2

Exit Sen Test

Check : Check Start

 

 

 

Next : Next Sensor Check

 

3

Cover Sen Test

Check : Check Start

 

 

 

Next : Next Sensor Check

 

4

Empty Sen Test

Check : Check Start

 

 

 

Next : Next Sensor Check

 

5

Manual Sen Text

Check : Check Start

 

 

 

Next : Next Sensor Check

3

1

Therm ADC 180

1

: On, 2 : Off (maintain the fusing temp. 80C)

 

2

Therm ADC 140

1

: On, 2 : Off (maintain the fusing temp. 135C)

 

3

Therm ADC 120

1

: On, 2 : Off (maintain the fusing temp. 160C)

 

4

Therm ADC 100

1

: On, 2 : Off (maintain the fusing temp. 191C)

4

1

MHV Test

1

: On, 2 : Off (-1550V ± 50V)

 

2

Dev Bias Test

1

: On, 2 : Off (-430V ± 20V)

 

3

THV EN/NEG Test

1

: On, 2 : Off (-1000V +300V/-150V)

 

4

THV ON (1300V)

1

: On, 2 : Off (+1300V ± 20V)

 

5

THV ADC 1300V

1

: On, 2 : Off (ADC Value : 101 ± 5)

 

6

THV ADC 600V~3500V

1

: On, 2 : Off (Compare each ADC Value)

Service Manual 6-17

Page 86 Page 88
Page 87
Image 87
Dell 1815DN service manual To enter the Engine Test Mode, Diagnostic, To enter the Engine Test mode, Outline
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