Komatsu 830E-AC Shop Manual page 441

PSC PROGRAMMING
Make sure that the link voltage is drained down
before servicing the
performing tests.
1. Connect the serial communication cable from the
PTU to the PSC port (DIAG1) on the DID panel
located on the back wall of the operator cab.
2. Make sure that the directional control lever is in
PARK and the rest switch is in the REST position.
3. Turn control power switch (1, Figure 3-1) and the
key switch ON.
To program the PSC CPU card:
Click START > Programs > GEOHVPTU_2.0 >
AC TOOLS > wPTU AC v21.01
Select "Normal" mode {enter}
Type password "ok75e" {enter}
Click "Program Panel".
Select the GE Panel to download.
To select the Configuration File, click "Browse",
then "Up One Level", then select the file that
matches your truck's wheels.
Click "Open".
Click "Begin Download".
After the download is complete, click "Exit" when
you see "Press exit to continue".
E03018 10/06
propulsion system or
AC Drive System Electrical Checkout Procedure
(Release 21 Software)
INVERTER PROGRAMMING
Make sure that the link voltage is drained down and
the engine is not running before performing the
following procedures.
1. Connect the serial communication cable from the
PTU to the top ports on the ICP panel (CNG for
inverters 11 and 12, CNH for inverters 21 and 22).
2. Turn GF cutout switch (2, Figure 3-1) to the
CUTOUT position.
To program the inverters:
Click START > Programs > GEOHVPTU_2.0 >
AC TOOLS > wPTU AC v21.01
Select "Normal" mode {enter}
Type password "ok75e" {enter}
Click "Program Panel".
Select the GE Panel to download.
Click "Begin Download".
After the download is complete, click "Exit" when
you see "Press exit to continue".
CPU RESET
After any programming is done, turn the control power
switch to OFF. Wait for the green LEDs on the power
supply turn off, then turn the control power switch to
ON. This allows for synchronization of all CPU
communication links.
E3-11