Yaesu FT-51R, Technical Supplement

Page: 20 / 83

CPU Reset
As a last resort, if you are unable to gain control of
the transceiver, the FT-SlR can be reset from the
keypad to clear all settings, memories, channel
step and repeater shifts to their factory defaults.
SKIP
*
PRI # TSET ABC
To do this, hold @ and C2) depressed
while turning on the transceiver. If CPU problems
remain after performing the soft reset, a hard CPU
reset may be performed as follows.
D Turn the transceiver off and disconnect all ca­
bles.
D Separate the front and rear transceiver body
halves (as shown in
Transceiver Disassembly
on
page 2-1).
D
Remove the solder from jumper
JP1008
on the
CNTL Unit near the lithium battery(as shown
in the drawing).
D After waiting several minutes, resolder the
jumper and reassemble the transceiver.
m
DIGD:I
IOI IDl
JP1008
R10Q6 (!1626
JPI 0
OBCD
JP1008 Location
FT-51R Technical Suoolement