Vodavi Starplus Triad 1/2/3 Installation Manual page 15

xii March 2001
DTIB Wiring ....................................................................................................................... 3-82
Power Supply Tests ........................................................................................................ 4-4
Triad 3 DCCU Test Points ............................................................................................. 4-4
Flash Rates ........................................................................................................................ 5-5
Key Telephones/Terminals .......................................................................................... 5-7
Single Line Telephones ................................................................................................ 5-8
DSS/DLS Console ............................................................................................................ 5-8
CO Line Loop Start Interface Board (LCOB) ........................................................... 5-9
CO Line Ground Start Interface Board (GCOB) (Triad 3 only) .......................... 5-9
Direct Inward Dial Interface Board (DIDB) ............................................................. 5-10
PRIB Switches ................................................................................................................... 5-10
Master Processor Board (MPB) ................................................................................... 5-11
Memory Expansion Module Unit (MEMU) (Triad 3 only) .................................. 5-11
Modem Unit (MODU) .................................................................................................... 5-12
Program Module Unit (PMU) ...................................................................................... 5-12
Power Supply Unit (PSU) .............................................................................................. 5-12
Miscellaneous Interface Board (MISU) .................................................................... 5-13
DTMF Receiver Unit (DTRU, DTMF-A, DTMF-B) .................................................... 5-13
Ring Generator Unit (RGU) .......................................................................................... 5-14
Power Failure Transfer Unit (PFTU) .......................................................................... 5-14
Digital Key Terminal Interface Board (DTIB) .......................................................... 5-15
Single Line Interface Board (SLIB) w/MSGU .......................................................... 5-15
Event Trace Buffer Commands .................................................................................. 5-21