Passport 2®/Passport 2 LT™ Service Manual
0070-10-0441
2 - 1
2.0
Theory of Operation
2.1 CPU Control Module .................................................................... 2-2
2.2 Front End Module ....................................................................... 2-12
2.3 TFT Display / Monochrome Interface Board and
Keypad Board (P/N 0670-00-0686 or 0670-00-0726) .............. 2-21
2.4 NIBP Module (P/N 0997-00-0501) .............................................. 2-22
2.5 Patient Connector Board AAMI .................................................... 2-29
2.6 Patient Connector Board H.P. ...................................................... 2-31
2.7 Nellcor/Interface Board .............................................................. 2-33
2.8 Recorder Interface Board (AR-42) ............................................... 2-33
2.9 XE-50 Recorder Interface Board .................................................. 2-34
2.10 Power Supply ........................................................................... 2-36
2.12 El Display Interface Board ......................................................... 2-40
2.13 Passport 2 Passive Display/Keypad Interface Board ................. 2-41
2.14 NEC 10.4” Display/Keypad Interface Board .............................. 2-43
2.15 Passport 2 NIBP Module
(P/N 0670-00-0730 or 0670-00-0746-01) .............................. 2-45
2.16 SpO2 Interface Board (Nellcor, Nell-3™ and Masimo) ................ 2-54
2.17 Power Supply ........................................................................... 2-55
2.18 SpO2 UART Serial Interface ...................................................... 2-56
