Chapter 4Setup Adjustments
HJT Model 100 User's Guide 4-45

Figure 4.0-23 Quad Standard Decoder Module (with Line Doubler) VIC

4.12. Updating Software
The projector's software resides in FLASH MEMORY and is updated via the
projector's serial Port A. To perform an update, a disk containing the updated
Boot Software (boot.hex) and/or System Software (ssys.hex) and a PC with
WINDOWS 3.1 (VT-100 Emulator) is required to perform update.
Boot Manager Software and System Software are separate productseach may
be updated independently but the System Software will depend on a specific
version of the Boot Manager.
NOTE: Refer to the any System Software release bulletin for Boot Manager
version dependencies.
To perform Software Upgrade:
1. Use a Null Modem cable to connect a PC to the projectors Ser ial Por t A.
2. Start W INDOWS 3.1.
3. Click on the Terminal I c on f rom the ACCESSORIES DIRECTORY.
4. From the TER MINAL MENU, select SETTINGS-TERMINAL EMULATION and click
on DEC-VT-100(ANSI). Select OK.
5. Under SETTIN GS choose TERMINAL PREFERENCES.
6. Under TERMINAL PREFERENCES, select the appropriat e pr ef erences listed in
Table 4.0-9.