INTRODUCTION
Page 1-4
Figure 1-1. MMAC-M5FNB with Optional MIMs
1.5
MMAC-M5FNB FEATURES
Universal Power Supply
The MMAC-M5FNB power supply senses and automatically adjusts to
the input voltage and frequency. No additional adjustments are
necessary.
Built-in Power Supply Protection
The power supply module(s) automatically powers down under any of
the following conditions: thermal overload (thermal protection);
shorted output (over current, or short circuit protection); or excess
output voltage (over voltage protection). The power supply will
automatically recover when a thermal overload condition is corrected;
when an over current or over voltage condition is corrected, the power
POWER
OK FAIL
FAULT
+5 VOLT TEST
-5 VOLT TEST
+12 VOLT TEST
-9 VOLT TEST
COMMON
POWER FAIL
SN
MMAC-M5FNB
The Complete Networking Solution™
Multi Media Access Center
100-125V ~ 5A
220-250V ~ 3A
50/60Hz
100-125V ~ 5A
220-250V ~ 3A
50/60Hz
M5PSM
ACTIVE UTP
TOKEN RING
1
X
2
X
3
X
4
X
6
X
5
X
7
X
8
X
9
X
10
X
12
X
11
X
LNK
PEN
16MB
MGMT
ERR
TRMIM-22A
SN
16MB
TRMIM-4A
SN
MGMT
ACTIVE UTP
TOKEN RING
ERR
TX
RX
R
I
N
G
I
N
1
X
2
X
3
X
4
X
6
X
5
X
TX
RX
R
I
N
G
O
U
T
7
X
8
X
9
X
10
X
12
X
11
X
RI RO
CRS16
WFLT
WRAP
FO
FLNK
LNK
PEN
RCV POK
CLN
TPRMIM-36
10BASE-T
ETHERNET
14
RCV POK
1
1
2
3
4
5
6
7
8
9
10
11
12
13
1 3
2
26
15
ETHERNET
B C
CLN
14
15
16
17
18
19
20
21
22
23
24
25
26
R
C
V
L
N
K
R
C
V
L
N
K
SN
CXRMIM
2
3
4
5
6
7
8
9
10
11
12
13
10BASE-2
ETHERNET
ETHERNET
B C
CLN
POK
RCV
POK
RCV
POK
RCV
1
SN
M5PSM
POWER
OK FAIL
FAULT
+5 VOLT TEST
-5 VOLT TEST
+12 VOLT TEST
-9 VOLT TEST
COMMON
POWER FAIL
SN
EMME
SN
RESET
ON
PWR
M
O
D
E
M
C
O
N
S
O
L
E
BOK
STBYA
STBYB
RCVA
RCVB
RCVC
RCVD
ON
ERR
STBYC
STBYD
CLNA
CLNB
CLNC
CLND
PWR
ETHERNET
A
U
I
1
A
U
I
2
