Components Of The Basic System; • Smb-2 Main Board - Siemens MXL-IQ Operation, Installation, And Maintenance Manual

Description
P1
F2 BATTERY
20A
MPS-6
P2
BATTERY
F4
P3
MOM-4
POWER TO MOM-4
15 AMP
2 AMP MAX.
4
3
TB3
2
LOOP 2
1
4
3
TB2
2
LOOP 1
1
5
12A TO MOM-4
4
3
DO NOT USE
2
MNET
1
TB1
I
P15 C
1
S7
1
S4
PROGRAMMER 0
P10 P4
1 1 P6
1
D2300CP PRINTER MOM-4
P5
Figure 2
SMB-2 Main Board
1-4
P14
MPS-12
F1
MPS-6
8 AMP
P8
SMB-2
P13
TO ANN-1
GND FAULT
DISCONNECT
I I I
I
C C C
C
1 1 1
1
1
1 1
1
2 3 4
1 OFF
1 1 1 1 1
Components Of The Basic
System
The basic MXL-IQ Control Panel consists
of the following components:
• SMB-2 Main Board
• MPS-6 or MPS-12 Power Supply
• MKB-4 Keyboard/Annunciator
• PAL-1 Logging Printer
• PIM-1 Peripheral Interface Module
• PIM-2 Peripheral Interface Module
• MSE-3L Enclosure
• TSW-2 Tamper Switch
• BP-61, BTX-1, or BTX-2 Batteries
CB1
NAC1
CB2
NAC2 SMB-2 Main Board
F3
CZM-1B6 POWER
The SMB-2 Main Board contains:
2 AMP
• 16-bit central processing unit (CPU)
12
11
CZM-1B6
NOT
POWER
USED
1 10 • System read-only memories (EPROMs)
9
8
• System random-access memory (RAM)
7
NAC 2
6
5
• FLASH memory for CSG-M
4
3
NAC 1
2 • Watchdog circuitry
1
• Network interface circuitry
• Battery charger
6
TRBL 5
4
• 24V regulator
3
ON
P17
ALR 2
• AC transfer relay
1
• CZM-1B6 auxiliary power
• 24 VDC unregulated supply
• Two analog loops (initiating/control)
• Two notification appliance circuits
• Two dry-contact relays (Form C)
(NFPA Proprietary and UL 1076 configu-
rations)
(NFPA Proprietary and UL 1076 configu-
rations)
(NFPA Proprietary and UL 1076 configu-
rations)
(UL 1076 configuration only)
(audible circuits)