Operator`s manual
Table Of Contents
- Using MegaPower® 48 Matrix Switcher with ADTTE Keyboard Cont
- About this Guide
- About the MegaPower 48 Matrix Switcher/Controller System
- About the ADTTE Keyboard Controller
- Identifying the ADTTE Operating Mode
- General User Tasks
- Working in Keyboard Lock Mode
- Working in Program Mode
- Changing ADTTE Keyboard Settings
- Working in Menu Mode
- Changing System Settings
- Changing Monitor Settings
- Changing Camera Settings
- Configuring User or Keyboard Settings
- Configuring Switching Settings
- System Partitioning
- Configuring Alarms
- Declarations

MEGAPOWER 48 / ADTTE 8200-0170-05, REV. A
OPERATION AND PROGRAMMING REFERENCE GUIDE 31 of 43
To change user settings:
1. Move the cursor to the User line. Enter the user
number (1-64) and press Enter (Shot).
2. Enter the Priority Level (1-8) and press Enter
(Shot).
Note: Priority levels are individually configurable.
“8” represents the highest priority level; “1”
represents the lowest priority. Users with higher
priority levels can capture control of cameras
from users with lower priority levels.
3. Set or change the Passcode for the selected
user:
a. Enter a passcode (6 digits maximum) and
press Enter (Shot).
The system displays “VERIFY PASSCODE”
on the monitor.
b. Re-enter the same passcode. Press Enter
(Shot).
Note: If the code entered in step 3b does not
match the code entered in step 3a, the
following message is displayed: **ERROR -
REENTER PASSCODE**. Repeat steps 3a
and 3b.
4. When finished making changes, press Exit
(Pattern) to return to the previous menu.
Note: The default passcode for User 1 is 914365.
This passcode should be changed to prevent
unauthorized access to the system.
Changing Keyboard/Priority
Settings
If User IDs are disabled, select Keyboard to assign
priority levels to the selected keyboard. All
keyboards default to level “8” priority.
KEYBOARD
KEYBOARD - 01
PRIORI TY LEVEL: 8
Keyboard Numbering
Eight RS-232 ports are provided on the rear of the
system CPU module. It is possible to expand the
eight ports using AD1981 Port Expanders to a
maximum of 32 keyboard ports, For appropriate
keyboard numbering, verify if a port expander is
used with each port.
The following table shows the appropriate keyboard
designations with and without port expanders.
Table 12: Keyboard Numbers
Port # With
Expander
Without
Expander
Port 1 1-4 1
Port 2 5-8 5
Port 3 9-12 9
Port 4 13-16 13
Port 5 17-20 17
Port 6 21-24 21
Port 7 25-28 25
Port 8 29-32 29
Keep this keyboard numbering information in mind
when changing keyboard priority settings.