Troubleshooting
6Ć50 MTG100 & MTG300 MPEG Generator Service Manual
Table6Ć6: Error messages at power on diagnostics (Cont.)
Errormessages Solution
CW H/W Error! Communication fail Checkand replace the W330 and
W331 cable assemblies. See
Figure 9Ć2.
HDC Logical Error!
Directory error.You need to format the TS data disks
and execute Scan Disk with utility menu after system up.
Execute the Scandisk or Format
command in the Service menu. If the
error still occurs, replace the data
hard disk drives.
HDC H/W Error! Diagfail Update the system software using
the Maintenance CDĆR. Refer to
   on page
6Ć67. If the error still occurs, replace
the A10 Main board.
HDC H/W Error! Communicationfail Checkand replace the W330 and
W331 cable assemblies. See
Figure 9Ć2.
Hdc initialize was not complete.
There is a possibility that SCSI cables are incorrect.
Check and replace the W320 and
W321 cable assemblies. See
Figure 9Ć2.
Service Menu
The MPEG generator has a Service menu for servicing and maintenance. This
menu enables you to format and check the data hard disk drives, test the LCD
display and front panel controls, and update the system software. Refer to System
Software Updates on page 6-67 for the procedures on updating the system
software.
This subsection explains how to access the Service menu and the menu items in
the Service menu.
1. Press the front-panel MENU button to enable the pull-down menu display
2. Use the arrow buttons to select the UTILITY menu name, and then press
either the left or right control button to display the Utility pull-down menu.
3. Use the rotary knob or the arrow buttons to select Service... from the menu,
and then press the OK bezel button to open the Enter Password: dialog
box.
4. Input “3341344803” in the dialog box to open the Service dialog box.
5. Select one of the menu groups (TS Drive..., Tools..., or Update System
Software) from the bezel menus. If you press the Exit bezel button, the
Service menu closes.