Document 560082
060328
DH Instruments, Inc.
4765 East Beautiful Lane
Phoenix AZ 85044-5318
USA
Tel 602.431.9100
Fax 602.431.9559
www.dhinstruments.com
REASSEMBLE THE PG/FPG TERMINAL
n
Install new EPROM 402370 Ver 1.01b.
The
EPROM is installed at U5 on the PG/FPG
Terminal main board lining up the notch on the
EPROM with notch silk screened on the terminal
main board (see Figure 4).
EPROM notch must line up with notch silk
screened on PG/FPG Terminal main board. If
installed incorrectly, the EPROM will be
destroyed on power up (see Figure 4).
Install the power supply board.
Position the power
supply board in the correct mounting location with
the standoffs on the main board. Install all four of
the stainless steel screws, lock washers and flat
washers. Tighten using a 2.5 mm Allen wrench.
The flat washer should be positioned between
the surface of the power supply board and the
lock washer.
Reattach 3 and 6 pin cables to power supply.
Assemble cover to base.
First reconnect the
display ribbon cable and membrane switch flex
cable on the main board. Then close cover and
install cover screws.
Pop the four rubber feet back into position over
the four cover screws.
TESTING THE PG/FPG TERMINAL
n
Plug in the PG/FPG terminal.
Turn power on whiling holding the
±
key.
Display will show Ver 1.01b (see Figure 5).
Turn power off then on again (do not hold any
keys down).
The initial display will show DH
Instruments, Inc.
Figure 4:
Orientation of EPROM on
PG/FPG Terminal main board.
Figure 5:
Testing the PG/FPG Terminal
for correct version.