Bosch LTC 8500 Instruction Manual download pdf (Page 85)

CPU Software Version Numbers

EN | 75

3. Incorrect system alarm response: Verify that the desired alarm response

mode has been selected. Refer to the section on Select User Functions for

instructions.

21.6 CPU Software Version Numbers

During the evolution of the system, there have been various CPU software versions

released. In certain troubleshooting cases, Factory Technical Support personnel may

ask for the version of the CPU. If it becomes necessary to obtain a CPU software

version number, follow the steps below:

CPUs supplied in systems sold after 1995:

1. Using a system keyboard, an operator with a level 1 priority can enter keyboard

User Function 23. Press the [User] key. Enter 23 using the numeric keypad,

then press the [Enter] key.

2. The CPU version numbers will be displayed on the overlay of the monitor cur-

rently being controlled by the keyboard. Record number for future reference.

Ve r y Ol d o r current CPU Versions:

1. Remove the front panel of the main CPU bay by loosening the four corner fas-

teners.

2. Tur n OFF main AC power switch on power supply.

3. The CPU module is located next to the power supply. Pull out CPU module

from the card cage until IC's containing white labels are visible. The white

labels contain copyright information and software version numbers. Record all

numbers from label for future reference.

4. Re-install the CPU module and switch ON main AC power.

5. Re-attach front panel.

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Bosch LTC 8500 Instruction Manual Page 85