Test Routines
Test
Routines
via AUX MENU
Key
The test routines
are
the
routines accessible via
the
aux
menu key.
Refer to the PM 6681 Operators Manual.
Power-On
Tests
At power on, some tests are automatically performed.
Si-
multaneously a message Is sent to the serial port
of
the
[x-
computer. The message can be read by a PC connected
to the serial
port.
To do
this perform as
follows:
-
Connect testpoints P5=OUT and P16=GND to a COM
port on the PC.
-
Run a terminal emulator program as KERMIT
or Wind-
ows TERMINAL
EMULATOR.
Switch
on the
counter.
Every
time the counter is
switched
on the following
message
will
be
displayed
on
the screen:
Code start OK
Ram regs OK
Timerl
OK
Prom banks OK
Prom
bank2 OK
Prom banki OK
Prom
bankO OK
Disp. Driver 1 OK
Disp. Driver 0 OK
Disp. Driver
fill
Ram bank2, 2080h xor OK, 4000h fill OK
Ram banki, 2080h xor OK,
2080h fill OK, 4000h fill OK
Ram bankO, 2080h xor OK,
2080h fill OK, 4000h fill OK
Ram bank2, 4000h zero OK, COOOh
zero
OK
Ram banki, 2080h zero OK, 4000h zero OK
Ram bankO, 2080h
zero
OK,
4000h zero OK
Asics, 0291 h, 02A5h OK
PHILIPS,
PM6681,
0,
MAIN X1.02 Mar 24 1994
10:30:26
/
GPIBX1.13 Mar
01 1994
123
Hardware Functional
Description
4-23
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