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7-6 Chapter 7: BIOS Updating Procedures
Recovery Procedures
1. Connect the Parallel I/F Cable to the parallel (Customer Display)
connector on the terminal.
19518
COM1
Parallel
2. Connect the two machines with the RS-232 cable. Use COM Port 1
on both machines (COM1 is next to the USB ports on the terminal).
19519
NCR 7401
PC
RS-232 Cable
3. Connect the Parallel Dongle to the Parallel I/F Cable.
16992
497-0411000
25-pin
D-Shell
Receptacle
28-pin
Sub-Miniature
D-Plug
Parallel
Port
Parallel
Dongle
4. Boot the PC in the DOS mode with CD-ROM support.