Advertisement
Pilot Lamp Replacement
bottom covers as previously described.
of the display unit and loosen the 2 lower
screws at the edge of each side.
grommet, trace the two blue wires leading
from the bulb to TP1005 & TP1006 on the
Carefully unsolder these wires to remove the
lamp and resolder the replacement lamp as-
sembly (polarity of the wires is not impor-
Pilot Lamp
Battery replacement
The lithium backup battery tan be re-
viously described). Battery location is shown
below.
Case Disassembly & Circuit Board Access
'Loosen
TP1005 & TP1006
To Change the backup cell, use your fingers
to remove the old cell from it's holder (do not
grab it with metal tweezers or pliers, as that
could short it out). Replace only with Sony
l i t h i u m t y p e C R 2 0 3 2 ( Y a e s u P a r t N o .
Removing Lithium Ce11
Slide cell inward, then pry up to eject
Inserting Replacement Battery
Slide battery downward through slot, then
inward and release
Resetting the microprocessor
mode and memory selection tan sometime be
resolved by simply resetting the microproces-
sor. There are two ways to reset the CPU in the
FRG-100, both of which clear the contents of
all memories, leaving them at the factory de-
faults.
Soft Reset
The procedure relies on a ROM routine
operating malfunctions.
CLEAR button while switching the receiver
back on. If the Problem still persists, proceed
to the hard reset.
2-3
Advertisement
