Maintenance
22083083E 91
5.6 Exchange of software programme
Figure 5-2 AP35 PCB, component layout
• Remove the EPROM from the socket by means of the
special extraction tool (p/n 44139806)
• Insert the tool by pressing the two grip pins down into
the two slots in the corners of the socket.
• Squeeze the tool and pull out the EPROM.
• When inserting new EPROMS, make sure the cut-off
corner matches with the one in the socket. Press it
gently into the socket.
Figure 5-1
J3000X/J300X/J300X-40 Main PC-Board
Junction Unit EPROM
AP35 Control Unit EPROM
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