Strata DK40 I&M Manual Spring 1999
3-1
Refer to the Strata DK40 Programming Manual or DK Library CD-Rom for more details.
DK40 Universal Slot
PCBs
3
This chapter contains information on Printed Circuit Boards (PCBs) which can be used in the
universal slots of the Strata DK40 Expansion KSU cabinet.
Important!
When installing these circuit boards in the DK40 Expansion KSU, you must
install them in the universal slots designated in Chapter 1–DK40 Configuration.
PCBs which are not installed in the universal slots of the system can be found in the
installation chapter for the system. For example, the TCOU, TBSU, KSTU3 PCBs for the
DK40 system appear in Chapter 1 – DK40 Configuration.
Note
Prior to PCB installation, the power supply must be tested and the earth checked.
The following is a list of PCBs that appear in this chapter:
PCB
Compatible
with DK40
Function
EOCU X
Speaker Off-hook Call Announce Unit
(See PEKU for installation/programming instructions.)
IMDU X
Remote Maintenance Modem Unit
(See PIOU, PIOUS for installation/programming instructions.)
PACU X Four circuit AC15 Tie line Interface Unit
PCOU2 X Four circuit loop start Exchange line Interface Unit
PDKU2 X Digital Telephone Interface Unit
PEKU X Electronic Telephone Interface Unit
PEMU X Four circuit E & M Tie Line Unit
PEPU X Door Lock Interface Unit
PIOU, PIOUS X Option Interface Units
PSTU X Eight circuit Standard telephone Interface Unit
RPTU X ISDN30 Primary Rate Interface Unit (maximum 12 channels)
RBSU1 X ISDN BRA Interface Unit-2 circuit (4 B channels) TE/NT switchable
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