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Table of Contents
EPROM INSTALLATION INSTRUCTIONS
Introduction
Included with these instructions is a 28 pin EPROM for updating an XE validator. These instructions will detail
the disassembly of the validator, replacement of the EPROM and re-assembly. Before attempting the in-
stallation, please read through all the instructions carefully to see if you feel comfortable perform-
ing the steps required. If you are not comfortable working on electrical equipment where serious shock
hazards exist, you should contact a qualified technician to perform the installation for you. A list of Hamilton
Mfg. Corp. Factory Trained Service Representatives that are fully qualified to perform this update is included
in this instructional guide.
Tools Required
•
#2 phillips screwdriver
•
Small flat blade screwdriver
•
Small needle-nose pliers
Preliminary Testing
1.
Before beginning this update, confirm that the validator is functioning properly and is accepting the
old currency well. If not, you should have the validator serviced by a qualified technician.
2.
If the validator is working properly, be certain all electrical power to the changer or Autocashier has
been turned off before commencing disassembly and reassembly. Failure to do so may cause injury
or death. Then remove the validator and proceed with disassembly.
Disassembly
1.
Stand the validator upright on a solid work surface to perform the following steps.
2.
Remove the 6-32 x 1/8 screw from the top of the validator as shown in Figure 1.
WARNING! Shock Hazard! DO NOT connect power or operate the
validator with the covers removed.
Document #101-0113
XE VALIDATOR UPDATE
1
10/16/09
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Table of Contents
Summary of Contents for Hamilton Manufacturing Corporation XE
- Page 1 EPROM INSTALLATION INSTRUCTIONS Introduction Included with these instructions is a 28 pin EPROM for updating an XE validator. These instructions will detail the disassembly of the validator, replacement of the EPROM and re-assembly. Before attempting the in- stallation, please read through all the instructions carefully to see if you feel comfortable perform- ing the steps required.
-
Page 2: Eprom Removal
Set the validator on its side with the display and DIP switch facing up. Then remove the two 6-32 x 1/8 flathead screws as shown in Figure 1. Carefully lift off the side/rear cover. Slide the 9-pin connector out of the cutout in the cover and set the cover aside. - Page 3 notch of the socket outline at U1 on the circuit board, as shown in Figure 5, B. Also make sure that all the pins are started into the socket. Then press the EPROM firmly into the socket. Inspect all 28 pins to be sure they are seated properly. Note that a pin can become bent under the EPROM and may appear as though it is correctly installed in the socket.
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Page 4: Final Checkout
Final Checkout Once again, be certain all electrical power to the changer or Autocashier has been turned off. Failure to do so may cause injury or death. Then re-install the validator in its mounting bracket. Be sure the 9-pin harness connector at the rear of the validator is securely seated. Before you apply power, position yourself so that you can observe the display on the side of the validator. - Page 5 Assumption of Risk Hamilton Manufacturing Corp. warrants the validator Update to be free from defects in material and work- manship under normal use and service and if properly installed and operated. Hamilton’s obligation under the warranty is limited to replacing any defective part at its expense within one (1) year from the date of the purchase of the Validator Update.
- Page 6 Figure 1 WARNING! Shock Hazard! DO NOT connect power or operate the validator with the covers removed. Document #101-0113 10/16/09...
- Page 7 Figure 2 WARNING! Shock Hazard! DO NOT connect power or operate the validator with the covers removed. Document #101-0113 10/16/09...
- Page 8 Figure 3 Figure 4 WARNING! Shock Hazard! DO NOT connect power or operate the validator with the covers removed. Document #101-0113 10/16/09...
- Page 9 Figure 5 WARNING! Shock Hazard! DO NOT connect power or operate the validator with the covers removed. Document #101-0113 10/16/09...
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