Tyco Introduction to FACPs 4100U, Continued, 1.Master CPU Motherboard, Continued on next page

	Introduction to FACPs (4100U), Continued
Master Motherboard
	The 4100U Master motherboard that houses the CPU card is central to the 4100U system.
	It mounts in the first bay, occupying four inches of space on the right hand side. Neither
	has a card address DIP switch (the CPU is address 0).

NETWORK WIRED MEDIA/ RS-232			RUI TERMINAL BLOCK (TB2)
TERMINAL BLOCK (TB3)
	XMIT RTS RCV CTS GND	RUI	RUI SHLD RUI RUI
		B+	B-	A+ A-
					RUI COMM
1	5 1			5	EARTH SHIELD
					JUMPER (P9)
RS-232/NETWORK					POWER/COMM TO
CARD PORT 1
					SYSTEM POWER
JUMPER (P10)
					SUPPLY (P1)
					RUI CLASS A
COMMS CONNECTOR TO					TROUBLE (LED1)
OPTION MOTHERBOARD					RUI PRIMARY SHORT
(P8)
					TROUBLE (LED2)
					RUI SECONDARY
					SHORT TROUBLE
					(LED3)
HEADER CONNECTOR TO
OPTION MOTHERBOARD					BUS CONNECTOR
(P3)
					(J1) (Reserved for
					future use)
POWER CONNECTOR TO					CPU DAUGHTER CARD
OPTION MOTHERBOARD					CONNECTOR (J3)
(P7)
					POWER/COMMS TO
NETWORK DAUGHTER CARD					ADJACENT BAY (P4)
CONNECTOR
(J2)					POWER/COMMS TO
RS-232/NETWORK					ADJACENT BAY (P5)
CARD PORT 2
JUMPER (P11)					POWER/COMMS TO
	8			1
					ADJACENT BAY (P6)
NETWORK WIRED MEDIA/ RS-232
TERMINAL BLOCK (TB1)

XMIT RTS RCV CTS GND

PIEZO

24C RSRVD

Figure 2-1. Master (CPU) Motherboard (566-227)

Continued on next page

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