Easykey™ Display - Graco ProMix II Service And Parts

EasyKey™ Display
• Before Servicing
• Updating Software
• Replacing Display Board or Display Backlight
• Replacing Keypad
• Replacing Power Supply Board
• Replacing Power Supply Fuses
CAUTION
To avoid damaging circuit board when servicing, wear
grounding strap on wrist and ground appropriately.
Updating Software
There are 2 ways to update software:
• Upload new software from your PC: Requires Graco
RS-232 cable 118342 and software update file
obtained from your distributor. Follow
Software procedure, page 26.
• Install new software chip: Requires Graco ProMix™
II Software Update Kit 234671. Kit includes display
board flash memory chip, chip extractor tool, and
grounding wrist strap. Follow Installing New Soft-
ware Chip procedure.
310653B
Installing New Software Chip
1.
Follow
2.
Unlock and open EasyKey™ door with its key.
3.
Remove display board chip (C - F
removal tool.
a.
b.
Updating
F . 6
IG
4.
Align beveled corner of new chip with beveled
corner of socket and press chip into place. Make
sure the pins are not bent or touching.
5.
Close and lock EasyKey™ door with key.
6.
Turn EasyKey™ power on to test circuit boards.
Service ◆ EasyKey™ Display
Before Servicing procedure, page 14.
Press removal tool into flash chip socket open
holes.
Squeeze the tool to grip the chip and carefully
pull it straight out of the socket.
. 6) with
IG
C
15