background image

7. Feed the end of the paper under the roller 

(Figure 10). The paper automatically feeds under 
the roller and exits the top of the printhead. Verify 
the paper exits the printhead straight.

8. Lower the printhead release lever and feed the 

paper through the printer’s cover (Figure 11).

9. Close and latch the printer’s cover.

10.Close the tray door and lower the hasp until it 

“clicks” into the closed position. 

11.Set top of form and print a self-test to verify correct 

printing. 

12.Tear off the first sheet of paper.

Warranty

The Company warrants that Datamax-O’Neil products are free from defects in 
manufacturing materials and workmanship for one (1) year from date of 
original purchase to Buyer/Distributor (OEMs 90 days from the date of 
purchase). Batteries, cables, power supplies, and other accessories will be 
warranted for ninety (90) days. Datamax-O’Neil makes no other warranties, 
expressed or implied, including implied warranties of merchantability and 
fitness of purpose.
If you try to repair, disassemble, or change the product in any way, or use 
parts not provided by Datamax-O’Neil without prior, written authorization, all 
warranties are void. 
For complete warranty and service information, see the Warranty Card 
included in your printer's original packaging.

No Liability for Negligent Use

In no event shall Datamax-O’Neil be held liable for any damages whatsoever 
(including, without limitations, damages for loss of profits, business 
interruption, loss of information, or other pecuniary loss) arising out of 
negligence in use and care of the product. 

COPYRIGHT © 2010, DATAMAX-O’NEIL

Figure 9

Figure 10

Figure 11

Installing Paper

Paper Orientation Guidelines

Place the paper in the tray based on the following:

The sheets of paper must be placed so that the 
sheets tear at the bottom, lead from the top, and 
face away from the printer (Figures 7 and 8b).

1. Raise the hasp and open the tray door.

2. Open the printer's cover.

3. Place the paper in the tray based on the 

Paper

 

Orientation Guidelines

 in the previous section 

(Figure 7). The paper should be routed under the 
hasp. 

4. With the tray door open, route the paper through 

the slot in the printer’s paper cavity (Figure 8a). 
Verify the paper is oriented correctly (Figure 8b). 

5. Open the printhead by raising the gray, printhead 

release lever until it is fully open. Do not stop at 
the partial open position. 

6. Wake up the printer by briefly pressing the red, 

self-test button (Figure 9).

Note: 

Do not remove the cardboard insert.

Paper leads from the top 
and faces away from the 
printer

Paper tears at the bottom

Figure 7

Figure 8a

Figure 8b: Paper folded

Paper cavity

Paper leads from the top and 
faces away from the printer.

Note:

 The paper is shown 

folded for illustration purposes 
only.

MF4t Truck Mount Paper Tray

110146-002

Instruction Sheet

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