User`s manual

h
CCU Main Board and Display Control
Keypad Compatibility
Only the enhanced Display Control Keypad can
be used with the enhanced CCU Main Board.
The enhanced CCU Main Board and the en-
hanced Display Control Keypad provide ex-
panded Listen-In/Talk-Back capabilities, de-
scribed in Appendix D listen-In/Talk-Back.
Table 2-4b describes compatibility between the
two different versions of the CCU Main Board and
the two different Display Control Keypads.
You can identify the enhanced CCU Main Board
by locating the sticker described in Figure 2-13a.
You can identify the enhanced Display Control
Keypad by locating the sticker described in
Figure
2-13b.
Table 2-4b. CCU Main Board and Display Control Keypad Compatibility
CCU Main Board
Compatible Display Control Keypad
Model 8300 CMP1
Model 8345
without the sticker that is shown in
Comcode 105691539
Figure 2-l 3a
SKU 00865
Model 8300
CMP1
with the sticker that is shown in
Figure 2-l 3b
Model 8345
Comdode 106776164
SKU 36010
AT&T Security System 8300 Installer’s Manual
2-20a