
  Contents of the Present Sensor Kit 
This kit contains the following items: 
  Present Sensor Assembly  
  Reflective Block 
 Tools Required 
There are no tools required for installing the Present Sensor Option. 
  Preparing the Printer 
 Turn the power off and unplug the printer. 
Remove any installed media from the printer. 
 Open the cover and remove the Front Fascia 
by gently pulling it from the printer. 
 Remove the Sensor Cover by gently pulling 
it from the printer in the direction of the 
arrows as shown. 
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Installing the Present Sensor 
 Position the Present Sensor in the printer as 
shown and rotate the sensor until it snaps into 
place 
 Route the Present Sensor Cable along the 
Baseplate and on the inside of the Cable 
Guide as shown. Plug the end into the 
Options Connector as shown. 
Options
Connector
 Install the Reflective Block by inserting the 
top Catch into the Notch on the Tearplate.  
Rotate the block downward until it snaps into 
place. 
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Cable 
Guide
Baseplate
Present Sensor
Cable
 

Setup and Configuration 
The printer will automatically sense the presence of the Present Sensor and allow it to be enabled for 
present printing. If you wish to enable the Present Sensor it must be enabled within the menu system. To 
‘Enable’ or ‘Disable’ the Present Sensor follow the steps below. 
 Verify the printer is in the ‘Ready Mode’
 Press the          button. Using the    
button scroll to ‘Printer Options’ and press the   
 button.
 Using the    button scroll to ‘Present Sensor’ 
and press the    button. 
 Using the    button scroll to either ‘Enable’ or 
‘Disable. Press the    button to select the 
displayed setting, an asterisk will appear to the 
left of the setting indicating that it is selected. 
 Once you have selected the desired setting 
press the    button repeatedly until the ‘Save 
Changes’ message is displayed. Press the 
  button to save the changes or the    button to 
discard the changes. 
Note: The use of the present sensor can also be controlled via software commands from the host. 
Note: If you are unable to get the present sensor to function, some older I-4212 and I-4308 printers 
require the main PCB board to be removed and the jumper moved from E2 and E3 to E1 and E2. 
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