Honeywell KHF 1050, System Installation Manual

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KHF 1050 SYSTEM INSTALLATION MANUAL
Page 2029
Revison 2
23-10-09
Apr/2006
5.C.(7)(e) MC-850 MCDU Connectors
For MC-850 MCDU connection information, refer to MC-850 installation
documentation pertinent to each specific application.
5.C.(7)(f) RM-855 RMU Connector
Figure 2013 - RM-855 RMU Connector (144J1) Pin Configuration
Table 2005 - RM-855 RMU Connector (144J1) Pin Definitions
RM-855 CONNECTOR PIN DEFINITIONS
PIN FUNCTION CONNECT TO
BB STRAP OPEN - DUAL HF INSTALLATION
GROUND - SINGLE HF INSTALLATION
U STRAP COMMON BB, b, c, d, z - AS REQUIRED
KK (-) 429 RX3 HF1 429 TX - DUAL SYSTEM ONLY
JJ (+) 429 RX3
PP (-) 429 RX4 HF2 429 TX - DUAL SYSTEM ONLY
NN (+) 429 RX4
HH (-) 429 RX1 RMU1 - HF 429 RXA, RMU2 - HF 429 RXB
EE (+) 429 RX1
b Bit 0 GROUND TO U FOR LEFT SIDE
c Bit 1 GROUND TO U FOR LEFT OR RIGHT SIDE
d Parity GROUND TO U FOR LEFT SIDE
z NUMBER OF DAU OPEN - 2 DAU, CAN USE ARINC RX3 FOR HF GROUND
GROUND - 3 DAU, CAN NOT USE ARINC RX3 FOR HF