MUTOH Rockhopper II Series Especificações descarregar pdf (Página 235)

Rockhopper II series printers – Maintenance Manual

236

AP-74065, Rev. 1.2, 27/09/04

7.13. MEDIA SENSOR SENSITIVITY ADJUSTMENT

This section explains the procedure for adjusting the sensitivity of the media sensor.

When replacing the P_EDGE sensor assembly or Mainboard assembly, adjust the media sensor.

Notes :

¾ Pay attention to the following points when adjusting the media sensor.

 This should be performed in an area where sun light and illumination do not

influence the sensor.

 The front cover and Y rail cover should be installed when performing the

work.

 When making adjustments, hold the media by hand or the media hold lever

so that the media stays still on the sensor.

¾ If the media is lifted off, the accuracy of the sensor may be affected.

 A non-conductive type screw driver should be used when adjusting the

control on the Mainboard assembly.

¾ Otherwise, a short circuit may result if the driver contacts the metal parts, such as

electronics parts on the Mainboard assembly or the frame.

7.13.1. Tools required for work

The following tools are required for adjusting the P_EDGE sensor.

Reference media: Double coated media (recommended media)

Notes :

¾ Refer to “Jig and Tool List".

7.13.2. Adjustment Procedure

Perform the adjustment following the procedures below.

Notes :

¾ The adjustment values are displayed by a decimal number from the firmware

version 1.08 onwards. Perform the adjustment after checking if the right firmware

version has been installed.

Notes :

¾ The adjustment values are as follows.

 HIGH level (with media) A/D value

 In hexadecimal number : D8 to DF (H)

 In decimal number : 216 to 223 (H)

 LOW level (without media) A/D value

 In hexadecimal number : 30 to 0 (H)

 In decimal number : 48 to 0 (H)

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MUTOH Rockhopper II Series Especificações Página 235