Komatsu 830E-AC Shop Manual page 336

3. VHMS DOWNLOAD PROCEDURE
NOTE: Always verify a full download has been taken
before disconnecting the laptop PC from the
machine.
1. Turn the key switch to the OFF position to stop
the engine.
2. Turn the key switch to the ON position, but DO
NOT start the engine.
3. Allow the VHMS controller to start up. This
should take about one minute. Verify the red
LED display starts counting up.
4. Attach the VHMS serial cable to the machine's
VHMS port, and the other end to the laptop
PC's serial port.
5. Double-click on the VHMS Technical Analysis
Tool Box icon on the laptop PC's desktop.
6. Enter the appropriate User Name and Pass-
word and click the [OK] button.
7. Double-click on the [Download] icon.
8. Select the COM port in the Port No. drop-down
box and click the [Connection] button.
9. Verify that the date and time is correct for cur-
rent local date and time. Also verify that the dis-
played service meter hours are equal to the
value entered previously.
10. If this is the first time this laptop PC has con-
nected to the machine, you will need to down-
load its definition file by clicking the [OK] button.
11. Verify that a manual snapshot (MFAO) has
been recorded. The display should show an
item named "Snapshot" with the code MFAO
and text "Manual Trigger".
12. On the Download screen, click the [Select All]
button. All items will become checked.
13. Click the [Download] button. The download may
take one to ten minutes. Generally, if there are
several snapshots in the download items, the
download will take longer.
14. Click the [OK] button to complete the download.
15. Verify that the "Download Completed" message
is displayed. Click on [Exit].
D12-10
16. Select the [Machine History] option from the list
on the left side of the screen.
17. Verify that the key ON/OFF and engine ON/OFF
records are recorded correctly.
18. Exit any open windows on the laptop PC.
19. Verify a full download has been taken. Refer to
Location of Downloaded Files on Computer for
more detailed instructions.
20. Disconnect the VHMS cable from the laptop PC
and from the machine.
21. Turn the kewswitch to OFF.
4. LOCATION OF DOWNLOAD FILES
When a download using VHMS Technical Analysis
Tool Box is performed, several files are downloaded
onto the computer. They are organized in a specific
way so that they can be used by VHMS Technical
Analysis Tool Box at a later time. This structure is
created automatically when the computer is used to
perform the download from the VHMS controller. The
situation may arise where the files need to be sent to
someone, or someone gives these files to you.
1. Open Windows Explorer by right-clicking on the
Start button and choosing Explore.
2. In the left frame, the computer's file structure
will be displayed. The right frame will show the
details for the folder that is highlighted in the left
frame.
3. In the left frame, navigate to the download files.
The basic path is as follows:
- Desktop
- My Computer
- Local Disk (C:)
- VHMS_Data
- Model
- Serial Number
- Date
- Check Number
NOTE: The Date folder is named in the format
YYYYMMDD.
VHMS SOFTWARE D12004