Epson 2070 Service Manual - Page 37

Paper Width PW Sensor Operation, Table 1-40 PW Sensor Operation

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Product DescrhXion LC?-2070 Service Manual 1.3.4. Paper Width (PW) Sensor Operation The PW sensor is mounted on the ribbon mask holder to measure the paper width and detect the top edge of the paper. However, in cases where print data is over the paper width, the image cut function does not operate in all modes. This section describes when the image cut function is operational, as shown in the following table. Table 1-40 PW Sensor Operation I Paper Path Friction ] PaperWidth Measurement I Image Cut Function I Measured Executed (Only Copy Mode 2) Push Tractor (Rear / Front) Measured Not Executed X 1 Pull Tractor Measured Not Executed % 1 *1: The measured paper width value is used to estimate the printhead centering position. When narrow continuous paper (fewer than 30 columns) is loaded, the printer changes the centering position to the proper position, based on the measured paper width. 1-28 Rev.A

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Product
DescrhXion
LC?-2070
Service Manual
1.3.4. Paper Width (PW) Sensor Operation
The PW sensor is mounted on the ribbon mask holder to measure the paper width and detect the
top edge of the paper. However, in cases where print data is over the paper width, the image cut
function does not operate in all modes. This section describes when the image cut function is
operational, as shown in the following table.
Table 1-40 PW Sensor Operation
I
Paper Path
]
PaperWidth Measurement
I
Image Cut Function
I
Friction
Measured
Executed (Only Copy Mode 2)
Push Tractor (Rear / Front)
Measured
Not Executed
X
1
Pull Tractor
Measured
Not Executed
%
1
*1:
The measured paper width value is used to estimate the printhead centering position.
When narrow continuous paper (fewer than 30 columns) is loaded, the printer changes the
centering position to the proper position, based on the measured paper width.
1-28
Rev.A