Communication Circuit For Slots - Tripp Lite SU60KX Manual

2 Theory of Operation (continued)

2.15 Communication Circuit for Slots

RR26
5VS
#TX_232
QR4
RR33
G
RR37
RR43
5VS
#RX_232
Located on NH-SYS-R board (Circuit for RS232, Output Dry Contact, Parallel Port, Connector to connect with each Power Module,
Circuit for 2 Slots)
RR51
5VS
#TX_Slot1
QR6
RR58
G
RR65
RR67
5VS
#RX_Slot1
RR76
5VS
#TX_Slot2
QR9
RR80
G
RR84
RR87
5VS
#RX_Slot2
Located on NH-SYS-M board (System MCU and Control Circuit)
(a) System MCU communicates with Slot 1 via TX_Slot1 (117) and RX_Slot1 (118).
(b) System MCU communicates with Slot2 via TX_Slot2 (122) and RX_Slot2 (121).
CR21
+12VSF G4
UR15
2 6
3 5
D
S
CR27
G1 5VS
G1
UR20
6 2
5 3
D
G1 QR5
S
CR36
+12VSF G4
SLOT1_RX
UR25
RR55
2 6
3 5
-12VSF
D
RR121
S
RR66
CR42
G1 5VS
G1
UR29
6 2
5 3
D
G1 QR8
G
S
G4
CR52
+12VSF G4
SLOT2_RX
UR34
RR77
2 6
3 5
-12VSF
D
RR123
S
RR85
CR59
G1 5VS
G1
UR38
6 2
5 3
D
G1 QR10
G
S
G4
RM 115
TX_Slot1
#TX_Slot1
(117)
CM 66
G1
RM 120
RX_Slot1
#RX_Slot1
(118)
CM 71
G1
232_RX
RR31
+12VSF
-12VSF
RR118
RR38
+12VSF
232_TX
RR44
G
RR47
G4
+12VSF
To Slot 1
+12VSF
G4
SLOT1_TX SLOT1_TX
RR69
RR73
To Slot 2
+12VSF
G4
SLOT2_TX
+12VSF
SLOT2_TX
RR93
RR95
RM 125
TX_Slot2
(122)
RM 131
RX_Slot2
(121)
62
5
9
G4 4
8
3
232_TX
7
2
232_RX
6
1
CNR6
RS232 Port
CNR2 +12VSF
CR3
1 2
3 4 SLOT1_RX
5 6
7 8
9 10
G4
CNR7 +12VSF
CR11
1 2
3 4 SLOT2_RX
5 6
7 8
9 10
G4
#TX_Slot2
CM 84
G1
#RX_Slot2
CM 89
G1
CR5
CR13