144
1. 9. 2002
370 24B
6250--8950
37. Autocontrol 5/5.2
1. 8. 2000
Modell Code Page
B. Programming of AC5 and AC5.2 control unit by means of HYPERTERMI-
NAL ---loading program.
The PC used must have “HYPERTERMINAL” ---terminal program. Installing can be done with the MS ---WINDOWS--- program disk.
Please note the PC must have Adobe Acrobat 4.0 or later version to view these files. If needed contact your program supplier.
Programming quick instruction (perfect instructions below).
Used main program and parameter files are in tables on page 370/24G.
B.1 Connect the computer to the unit according to the picture s 1 or 2 (in points 1 ---3).
B.2 Start the HyperTerminal--- program and switch power on ( i n p o i n t s 4 --- 5 ) .
B.3 Del ete the old main program by typing c ommand REM_MEM and load a new mai n
program (in points 6--- 9).
B.4 Disconnect and connect communication once more (in points 10).
B.5 Dele te old parameter file by typing command LOAD_PAR and load new parameter
file (in points 11---15).
B.6 See the check code by typing command PROC_VER? and compare check code on
page 370/24G with the table
(in points 16---19).
B.7 Carry out settings and test---drive (see page 370/24A diagram).
NOTE: After loading the main program file to a control
unit, t he corresponding parameter file must be loaded
as well
. When needed, a parameter file can be c han-
ged separately (if the control unit has already t he cor-
rect main program).
After programming the check code 1 must be same as
in the table.
B.1 Connections
Removed control unit (see picture 1):
1. Connect the cable of the programming unit (part no. 340
425 00) to the PC’s serial communication port COM 1 (or to
COM 2).
2. Connect an AC5.2 c ontrol unit A1 to the connections of
the programming unit.
3. Connect the power supply. Switch power off (on/off
switch). Go to point 4.
Control unit that has been assembled to tractor (see
picture 2):
1. Switch power of the tractor off.
2. Connect a programming cable (part no. 337 006 00 or
337 006 10)
to the PC’s serial communication port COM 1
(or to COM2).
3. Connect the cable to the connector X43 (attherightside
panel).Gotopoint4.
B.2 Starting of the program
4. Turn the PC’s power on and start Windows 95 or 98. In-
sert an AC5 programming diskette (diskettes part. no. page
370/24G) to the PC’s disk drive A: > choose ” My com-
puter ” > choose ” 3½ floppy (A:) ”>choosefile”
VALT_TRM95_COM1 ”or“VALT_RM95_COM 2 ”de-
pending on which COM ---port of the computer the cable is
connected to (double click) > program “ Hyper Terminal ”
starts > wait until the progr am has started.
5. Switch the programming unit power on (or tractor power
on) => text (AC5: RESET) or (AC5.2: Loader v0.4 4Mb)
appears, it means that communication is OK. In case of
malfuntiontryoncemore(switchoff>switchon).
NOTE! If the transmission between the computer and the
control unit fails text RESET begins to appear continuously.
Press the button s (lower case) many times until a text “
Software download, Enter password ? ” appears > press
the backspace button (< ---) ten times > write the pass-
word 5533710 >pressEnter > the control unit st art to wait
loading a file “ Send download file ”>sendtheprogram
file (see position 8).
B.3 Deleting main program and loading
the new one
NOTE! If the control unit has not been programmed earlier
it is not necessary to perform stage no. 6 (the control unit
performs it by itself and goes to stage no.7).
6. Write REM_MEM (“Caps Lock” off, use “shift” key) >
enter
7. Appears: FLASHERASE.******(the memory of
control unit is cleared) > after a few seconds appears: **
OK * * SEND DOWNLOAD FILE.
7a From ser. no J38343 incl. Switch off the tractor current
with the ignition switch and switch on again >tractors dis-
play is emptied.
8. Choose ” Transfer ”>”Send text file ”
9. Go to point “ Files of type ” > choose ” All files (*.*) ”
>gotopoint“Look in ” > choose directory “ Programs ”
>choosewithdoubleclickasuitableprogramversion
(with help of the page 370/24G) > transferring data begins
(the process can’t be seen in PC’s display) wait 3...5
min-
utes. Windows 2000: wait 15...25
minutes. > when the pro-
cess is ready text (AC5: RESET) or (AC5.2: Loader v0.4
4Mb) appears (and display in tractor begins to wo rk)
(=OK)
B.4 R econnect the communication
10. Choose “Call”>“Disconnect ”>“Call ”>“con-
nect ”. Go to point B.5 Deleting and loading of the para-
meter file.
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