Main Pcb - Aim Lab PathFinder 350S Service Manual

7.3.2
1. Remove all cables connected to the Main PCB, taking note of where they were
2. Unscrew the six M3 screws holding the Main PCB to the bracket.
3. Carefully remove the Main PCB.
4. Installing a new PCB...
Rev E February 2010

Main PCB

Before the Main PCB is replaced, the configuration variables should be
connected.
Figure 63
a. Refer to the wiring diagram in Appendix B for the cabling detail.
b. Replacement PCB's will be supplied pre-programmed with the latest
firmware. To revert to another firmware version, or when installing an
old spare part, refer to Section 7.7 for programming instructions.
c. If the configuration variables were saved before replacing the PCB,
restore them by following the procedure in Section 7.6.2.
When fitting a replacement Main PCB, ensure DIP Switches 5 and 6 are
© Copyright 2010 Aim Lab Pty Ltd
saved if possible. See Section 7.6.1
Main PCB Mounting
ON, all others are OFF.
PathFinder 350S Service Manual
M3 Screws
Page 91