Toshiba strata DK8 Installation Instructions Manual page 34

INSTALLATION-CONFIGURATION
SECTION 100-816-203
MARCH 1993
DK8 WORKSHEET 2, KEY SERVICE UNIT AND PCBs
1. From Worksheet 1 enter the number of required ports (circuits) and lines.
Digital Ports:
- (8 max)
Standard Ports: (2 max)
CO Lines: (4 max)
NOTE: The maximum number of digital ports is 8, and standard ports is 2. The
maximum number of CO lines is four.
2. Cross off the printed circuit boards (PCBs)-in addition to the standard Base Key Service Unit lines and
ports-
needed to support the ports and lines entered in Step 1 of this worksheet.
KSU Interfaces (built-in)
2 CO lines, 4 digital ports
KSU Optional Unit Station and Line PCBs
QCDU (1 CO line and
2 digital ports):
two max.
QSTU (2 standard ports):
one max.
3. Refer to Worksheet 3 to determine option and peripheral requirements.
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