Instruction manual

Key System Form 3c, Continued
✸ MODULE 1
Service Ordered or Planned
❑ ISDN-PRI
❑ T1
Frame Format
❑ ESF - Preferred.
Required for ISDN-PRI and
international data transmission.
❑ D4 - May be used if required by local
telephone company.
Line Coding (Suppression)
❑ B8ZS — Required for ISDN-PRI.
❑ AMI-ZCS
Line Signaling Mode
❑ Common Channel - Required for ISDN-PRI.
❑ Robbed Bit
Synchronization Timing
❑ Loop-Required for ISDN-PRI.
❑ Local
✸ MODULE 2
Service Ordered or Planned
Line Coding (Suppression)
❑ ISDN-PRI
❑ B8ZS - Required for ISDN-PRI.
❑ T1
❑ AMI-ZCS
Frame Format
Line Signaling Mode
❑ ESF - Preferred.
Required for ISDN-PRI and
❑ Common Channel - Required for ISDN-PRI.
❑ Robbed Bit
international data transmission.
❑ D4 - May be used if required by local
Synchronization Timing
telephone company.
❑ Loop-Required for ISDN-PRI.
❑ Local
✸ MODULE 3
Service Ordered or Planned
Line Coding (Suppression)
❑ ISDN-PRI
❑ B8ZS - Required for ISDN-PRI.
❑ T1
❑ AMI-ZCS
Frame Format
Line Signaling Mode
❑ ESF - Preferred.
Required for ISDN-PRI and
❑ Common Channel - Required for ISDN-PRI.
international data transmission.
❑ Robbed Bit
❑ D4 - May be used if required by local
Synchronization Timing
telephone company.
❑ Loop-Required for ISDN-PRI.
❑ LocaI
✸ All fields required for presale.
6