ZiLOG System 8000 Hardware Reference Manual page 196

HRM
COMMAND NAME
Z800T
SYNTAX
Z [DISIT]
DESCRIPTION
Zilog
HRM
This command is commonly used to manually bootstrap the
ZEUS Operating System. The ZBOOr command reads a
512-
byte program from block
0
of the device determined by
DI
DISK (Model
21),
SISMD (Model 31), TI Cartridge rape.
Generally, there is no return to the Monitor.
EXAMPLE
Z T <CR>
5-33
Zilog
5-33