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January 2006 

Page 14 of 14 

01-50604-01

 

 

14. Insert the backlight cable through opening. 

15. Reattach the display to the display plate. See Figure 19. 

16. Reattach the display plate to the front panel making sure to feed the touchscreen cable through the 

opening in the plate. (See Figure 18).  

17. Reattach the backlight cable to the inverter board. Ensure that the two wires are on either side of the 

small white standoff. See Figure 18. 

18. Reattach the inverter board. See Figure 18. 

19. Reconnect the inverter power cable to the inverter if it was removed. Make sure the cable is routed 

through the cable clip. See Figure 18. 

20. Reconnect the video cable, the inverter cable and the touchscreen cable to the CPU circuit board. 

See Figure 17. 

Caution

:  If the display cable is not aligned correctly on the pins, the display and CPU can be 

damaged beyond repair during power-up. 

21. Reinstall the CPU circuit board. See Figure 16. 

22. Reattach the power supply and reconnect the power connectors. Also reattach the fan bracket if the 

unit is an Outdoor Series model. See Figure 15. 

23. Reattach the standoffs in the four corners of the CPU circuit board. See Figure 14. 

24. Verify that all previous connections are in place and that all wires are inside the edges of the display 

plate. Reinstall the chassis cover. See Figure 13. 

25. Connect the power source cable and any other cables. 

 

 

 

 

 

 

 

 

 

 

 

 

Eaton Corporation 
Operator Interface Business 
811 Green Crest Drive 
Westerville, Ohio 43081 
tel: 614-882-3282 
fax: 614-899-5390 

www.EatonElectrical.com

T  

Summary of Contents for Cutler-Hammer PanelMate Power Pro 1785...

Page 1: ...technicians Required Tools Phillips screwdriver size P0 and P1 Magnetic would be helpful Nut Driver or socket size Instructions for Replacing the Backlight in a 1785 Series unit 1 Disconnect the powe...

Page 2: ...by keeping the light perfectly straight Cleaning Clean off any fingerprints or dirt that may have gotten on the inner display surface or the backside of the front panel 10 Reattach the video cable to...

Page 3: ...lding the CPU circuit board the connector plate with USB and serial expansion connectors and the blank slot protector See Figure 3 Figure 3 Memory Board CPU Circuit Board Touchscreen Controller Card R...

Page 4: ...n cable from the connector See Figure 4 Fan Connector Display Cable Most Wires Away From Fan Touchscreen Wire Bundle Red Wire Towards Fan Figure 4 8 Remove the CPU circuit board by grasping it and pul...

Page 5: ...you may find it more convenient to remove the wires and set the motherboard aside Take care not to damage the motherboard during the rest of this procedure Power Wires Motherboard Figure 5 11 Unscrew...

Page 6: ...klight cable from the connector on the left side of the inverter board See Figure 7 The inverter power cable can be removed if desired but this is not required Note In newer models a standoff had been...

Page 7: ...y it aside Front Panel Display Display Plate Figure 8 18 Remove the four corner screws of the display See Figure 9 As you remove the display from the display plate be careful to disconnect the video c...

Page 8: ...fragile Do not bend the backlight but replace it by keeping the light perfectly straight Cleaning Clean off any fingerprints or dirt that may have gotten on the inner display surface or the backside o...

Page 9: ...n the extreme right See Figure 5 34 Reinstall the CPU circuit board into the slot closest to the display panel making sure that it is fully seated 35 Reattach the black display cable to the CPU circui...

Page 10: ...ate unit 2 Remove the chassis cover from the electronics module by unscrewing the five screws at the back of the unit and the single screw on the connector side of the unit See Figure 13 Screws Figure...

Page 11: ...racket will need to be unscrewed before the power supply can be removed from the CPU circuit board 5 Rotate the unit back 90 Remove the power supply from the board and remove the screws from the CPU c...

Page 12: ...verter board require a small Phillips head screwdriver See Figure 18 Standoffs Backlight Cable Screws Front panel Touchscreen cable Figure 18 8 Gently pull the touchscreen cable through the opening in...

Page 13: ...gure 20 shows the backlight removed Backlight Cartridge Screw Screw Video Connector Display Module Backlight Cable Figure 20 12 Gently and carefully place the new backlight cartridge into the display...

Page 14: ...er cable and the touchscreen cable to the CPU circuit board See Figure 17 Caution If the display cable is not aligned correctly on the pins the display and CPU can be damaged beyond repair during powe...

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