Allen-Bradley 2707-MVH232, Руководство пользователя, Страница: 19 / 92

Publication 2707-UM005AB-EN-P
Initial Setup and Mode Menu 3-3
Powerup Sequence
The powerup sequence is automatic, you do not have to respond to
the screens. During the Power Up or Reset sequence, the MicroView
performs a series of initialization and diagnostic tests.
1. When power is first applied, the display will light and remain
blank for approximately one second.
2. Then the display is tested, every pixel of the display is turned on
for one second. If all of the pixels do not turn on, the display
may be defective.
3. The display is again cleared and the MicroView verifies the
system memory checksum, program checksum and system RAM.
4. If all tests pass, the MicroView will flash the boot code power–
up screen for one second.
5. The following operating system screens are displayed. The first
two flash briefly. The third screen is displayed until the
MicroView is connected to the controller or the user presses a
valid key.
MicroView
Core: 1.01 (c) 1995
MicroView
FRN: 1.02 (c) 1996
MicroView
MicroLogix DF1
MicroView DF1
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