Mx2820 Fan Module, P/N 1181006L1; Procedure; Figure 7-13. Mx2820 Fan Connections And Aux3 Alarm Contacts - ADTRAN MX2820 System Manual

MX2820 System Manual
Electronic modules can be damaged by static electrical discharge.
Before handling modules, wear an antistatic discharge wrist strap
to prevent damage to electronic components. Place modules in
antistatic packing material when transporting or storing. When
working on modules, always place them on an approved antistatic
mat that is electrically grounded.

PROCEDURE

MX2820 Fan Module, P/N 1181006L1

1. Locate the AUX3 wire-wrap post on the MX2820 backplane (see

Figure 7-13. MX2820 Fan Connections and AUX3 Alarm Contacts

7-70
CAUTION
1181006L1
INPUT; 48VDC; 0.2A
THIS UNIT MAY BE POWERED
BY REDUNDANT POWER SOURCES
25 Ace Petit CD
FUSE / 1 AMP
LISTED
USS GMT-X USS GMT-X USS GMT-X ACCESSORY
I.T.E.
E13083
USE COPPER CONDUCTORS ONLY
-48V -48V -48V -48V ALM ALM
RET RET DC DC A B
A B A B
USS GMT-X USS GMT-X USS GMT-X
USE COPPER CONDUCTORS ONLY
-48V -48V
RET RET
A B
25 Ace Petit CD 25 Ace Petit
-48V -48V ALM ALM
DC DC A B
A B
R8
P4
A
U
X
1
N
A
C
U
X
2 C
A
N
U
O
X
3
C
A
N
C
O
O
TB1
1 IN
P
(T1/R1)
W
R
A
R
E
T
A
P
W
R
B
R10
R
E
T
R1
B
MX2820 Backplane
Figure 7-13).
CD
AUX 1
AUX 2
AUX 3
ACO
R6
R7 R5
P6
J1
M
I
N
N
T
C
C R
N
S
O
T
+
–
R
S
N
H
CLKB
C
R4
D3
D2
D1
R9 R2
J2
61186003L1-1D