TP03A (+TX)
TP04B (-TX)
TP03B (+RX)
TP04A (-RX)
MP2T1 (+TX)
MP2T3 (-TX)
MP2T2 (+RX)
MP2T4 (-RX)
MP1T1 (+TX)
MP1T3 (-TX)
MP1T2 (+RX)
MP1T4 (-RX)
TP03J (+TX)
TP04K (-TX)
TP03K (+RX)
TP04J (-RX)
MP06E (+TX)
MP06F (-TX)
MP07E (+RX)
MP07F (-RX)
MP09G A429 (Future use)
MP09H A429 (Future use)
MP09C A429 (Future use)
MP09D A429 (Future use)
MP01G
MP05E
MP01H
MP01C
MP04H
MP04C
MP05C
MP03C
MP07D
MP03E
MP08E
MP03H
MP04E
MP07C
MP06C
MP06A
MP12F
MP08F
MP11E
MP11F
MP06B
MP12E
MP09F
MP09E
MP02C
MP02H
Discrete Input
Discrete Outpu t
Discrete Input
Discrete Input
Discrete Input
Discrete Input
Discrete Input
Discrete Outpu t
Discrete Input
Discrete Outpu t
Discrete Input
Discrete Outpu t
Discrete Outpu t
Discrete Input
Discrete Input
Discrete Input
Discrete Outpu t
Discrete Input
Discrete Outpu t
Discrete Outpu t
Discrete Input
Discrete Outpu t
Future Us e
Future Us e
Co nt act Fu nc tion
Co nt act Fu nc tion
MP01A
MP01B
MP01J
MP01K
MP10A
MP10B
MP10J
MP10K
MP03A
MP03B
MP03J
MP03K
MP07J
MP07K
MP08A
MP08B
MP08J
MP08K
MP07A
MP07B
MP06J
MP06K
MP02J
MP02K
MP02A
MP02B
MP06G
MP06H
MP05G
MP05H
MP09A
MP09B
MP09J
MP09K
MP04A (Hi)
MP04B (Lo)
MP05A (Hi)
MP05B (Lo)
MP04J (Hi)
MP04K (Lo)
MP05J (Hi)
MP05K (Lo)
Fr ont pa n el
Fr ont pa n el
MP03D
MP04D
MP05D
MP06D
MP01D
MP02D
RS-422 output
RS-422 output
RS-422 input
RS-422 input
SCM Power output
SCM Power return
115Vac Hot
115Vac Cold
Chassis Ground
CSDU
SDU-5045
Ethernet 1 from CSDU to EFB 1 TX+
Eth ernet 1 from EFB to CSDU 1 RX+
E thernet 1 fro m CS DU to E FB 1 TX-
E thernet 1 fro m E FB to CSDU 1 RX-
E thernet 3 fro m CS DU to A DL TX+
E th ern et 3 from A DL to CSDU RX+
E thernet 3 from A DL to CSDU RX-
Ethernet 3 from CSDU to ADL TX-
E thernet 11 fro m CS DU to E FB 2 Futu re u se
E thernet 11 fro m E FB 2 to CS DU Futu re use
E thernet 11 from EFB 2 to CS DU Fu ture use
Ethernet 11 fro m CS DU to E FB 2 Fu ture u se
E thernet 5 from CS DU to A CD 2 Fu ture use
E thernet 5 from CS DU to A CD 2 Fu ture use
Ethernet 5 fro m A CD 2 to CS DU Futu re use
E thernet 5 fro m A CD 2 to CS DU Futu re use
Crosstalk from other SDU A RX+
Crosstalk from other SDU B RX-
Crosstalk to other SDU B TX-
Crosstalk to other SDU A TX+
Call Place/End 1
Reserved E xt. Reset
Call Place/End 2
Discrete Input (S pare)
Cockpit Voice Mic On 1
Cockpit Voice Mic On 2
Cockpit Voice Go Ahead Chime R eset 1
Discrete Input (S pare)
Discrete Input (S pare)
Discrete Input (S pare)
Dual System Disable Discret e Input
WOW Input 1
Data Loader Link A
TX Mu te In put
Cockpit Voice Call Light Output 1
Discrete Outpu t (S pare)
Cockpit Voice Call Light Output 2
S pare Dis crete Ou tput
Discrete Outpu t (S pare)
Service Availability Discretes 2
Service Availability Discretes 3
Service Availability Discretes 4
Du al System Select Discrete I/O
Cockpit V oice Chime contact 1,2
Cockpit V oice Chime contact 1,2
Da ta from MCDU 1
A-429 input (A)
A-429 input (B)
A-429 input (A)
A-429 input (B)
A-429 input (A)
A-429 input (B)
A-429 output (A)
A-429 output (B)
A-429 input (A)
A-429 input (B)
A-429 input (A)
A-429 input (B)
A-429 output (A)
A-429 output (B)
A-429 input (A)
A-429 input (B)
A-429 output (A)
A-429 output (B)
A-429 input (A)
A-429 input (B)
A-429 input (A)
A-429 input (B)
A-429 input (A)
A-429 input (B)
A-429 input (A)
A-429 input (B)
A-429 input (A)
A-429 input (B)
A-429 output (A)
A-429 output (B)
A-429 input (A)
A-429 input (B)
A-429 output (A)
A-429 output (B)
Da ta from MCDU 1
Da ta from MCDU 2
Da ta from MCDU 2
Da ta from MCDU 3
Da ta from MCDU 3
Da ta from CM U 1
Data to M CDU 1, 2, 3
Data to M CDU 1, 2, 3
Da ta from CM U 1
Da ta from CM U 2
Da ta from CM U 2
Data to CMU 1 & 2
Data to CMU 1 & 2
Data fro m CFDS
Data fro m CFDS
Data to CFDS
Data to CFDS
Cockpit Audio Input 1 (Hi)
Co ckp it A udio In put 1 (L o)
Cockpit Audio Output 1 (Hi)
Cockpit Audio Ou tput 1 (L o)
4-Wire
4-Wire
4-Wire
4-Wire
4-Wire
4-Wire
4-Wire
4-Wire
Cockpit Audio Input 2 (Hi)
Co ckp it A udio In put 2 (Lo)
Cockpit Audio Output 2 (Hi)
Cockpit Audio Output 2 (Lo)
AES ID
AES ID
Data fro m GNSS to SDU A
Data fro m GNSS to SDU B
Data fro m Sec. IRS /GNS S A
Data fro m Sec. IRS /GNS S B
Data fro m Pri. IRS /GNS S A
Data fro m Pri. IRS /GNS S B
DB15
Spare ARINC 429
Spare ARINC 429
Spare ARINC 429
Spare ARINC 429
Fr om Air b orn e D at a Lo ad e r A
Fr om Air b orn e D at a Lo ad e r B
To Airborne Data Loader A
To Airborne Data Loader B
SCM Power Return
Data to S CM A
Data to S CM B
Da ta from SCM A
Da ta from SCM B
SCM Power output
SDU
Config ur ation
Module
SCM-5055
3
4
1
2
8
15
7
Max. Length: 10 m
TP71
DB15
210kHz antenna modem, DC, GPS
BP06
Multi Carrier: RX input
BP07
Maintenance USB
Maintenance LAN # 7
US B C a b le Le ng th : 5 m
BP5
BP1
BP3
115 VAC Hot
115 VAC Cold
3
4
1
2
8
15
7
RF RX/TX to HELGA
TNC-TNC
Chassis
Audio ground
Service Availability Discretes 1
MP04G
E thernet 4 fro m CS DU to A CD 1 TX+
Ethernet 4 from ACD 1 to CSDU 1 RX+
E thernet 4 fro m CS DU to A CD 1 TX-
Ethernet 4 from ACD 1 to CSDU 1 RX-