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INSTALLATION-CONFIGURATION
SECTION 100-816-203
MARCH 1993
3-12
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.