Trimble S - USB Board replacement

Chapter 5
Maintenance and Repair
P/N 57150002, Revision 5.0 5 - 21 Trimble S, VX, SPS & RTS Service Manual
F
USB Board replacement
Performance
Item Performance Action Results Notes
1 Remove TCU
attachment with USB.
Remove the TCU
attachment with USB
from the instrument, see
“TCU attachment
replacement” on page 5-
20.
2 Disconnect cable Disconnect the cable
between USB board and
FPBTR board
3 Remove USB board Unscrew the two screws
holding the USB board
and remove the board
Fig. 5-21 USB board replacement
USB Board
Cable
25 Ncm/
2.2 lbfin