BT HERALD/PENTARA IDENTIFICATION


Remove the front cover of the top shelf and starting at the right hand side
  • Herald A (1st Generation)
    • AC/DC Power Unit 1A1/SA20013 (White Handle)
    • DC/DC Power Unit 1A1/SA20005 (Red Handle)
    • Memory Card 1A1/SA20002 (Black Handle)
    • Processor Card 1A1/SA20001 (Green Handle)
    • Tone Card 1A1/SA20003 (Clear Handle)
    • 5 slots at the left hand side fitted with blue or yellow interface cards
    • The majority of the terminals will have Tele x/SA2001x underneath

     

  • Herald B5 (2nd Generation)
    • AC/DC Power Unit 1A1/SA20013 (White Handle)
    • DC/DC Power Unit 1A1/SA20005 (Red Handle)
    • Empty Slot
    • Processor Card 1A1/SA20550 (Green/Black Handle)
    • Tone Card 1A1/SA20003 (Clear Handle)
    • 5 slots at the left hand side fitted with blue or yellow interface cards
    • The majority of the terminals will have Tele x/SA2001x underneath

     

  • Herald B8 (3rd Generation)
    • AC/DC Power Unit 1A1/SA20013 (White Handle)
    • DC/DC Power Unit 1A1/SA20005 (Red Handle)
    • Empty Slot
    • Processor Card 1A1/SA20551 (Green/Orange Handle)
    • Tone Card 1A1/SA20003 (Clear Handle)
    • 5 slots at the left hand side fitted with blue or yellow interface cards
    • The majority of the terminals will have Tele x/SA2001x underneath
    • Herald B8 was effectively a Pentara but was an upgrade to existing systems.

     

  • Pentara (4th Generation)
    • Combined Power Unit 1A1/SA20553 (White/Yellow Handle)
    • Processor Card 1A1/SA20552 (Green/Yellow Handle)
    • 7 slots at the left hand side fitted with blue, yellow or brown interface cards
    • The majority of the terminals will have TX5x underneath

     

  • Pentara Plus (5th Generation)
    • Combined Power Unit 1A1/SA20553 (White/Yellow Handle)
    • Processor Card 1A1/SA20579 (Green/White Handle)
    • 7 slots at the left hand side fitted with blue, yellow or brown interface cards
    • The majority of the terminals will have TX5x or TX6x underneath

Taken from Keith Doxey's telephone web site.

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Last revised: December 19, 2010

FM