PESA Cheetah 1024x256, Manual

Page: 157 / 235

C
HEETAH
S
ERIES
S
WITCHERS
– C
HAPTER
11
81-9059-0570-0 Rev. C
Proprietary Information of PESA S
WITCHING
S
YSTEMS
, I
NC
. 142
11.1.2.2 128x128 Cheetah Chassis Power Supplies
8 8 8 8 8 8 8 8
M A TR IX FR A ME C ON TR OL LER
C O MM U N IC ATI O NS
RX RX LN K V T2
TX
PR C
R X
TX
SC RO LL
RES ET AC TI VE
TX
4 22
AC T
N ET
V T1
+28
+5
+3
C ON TR O L STA TUS
GN D +5V +B ATT ER Y
RU N A CT IV E
BA TTE RY R ES ET M O DE
AC TIV E
STA ND BY
GN D +5V +B ATT ER Y
RU N A CT IV E
BA TTE RY R ES ET M O DE
AC TIV E
STA ND BY
8 8 8 8 8 8 8 8
M A TR IX FR A ME C ON TR OL LER
C O MM U N IC ATI O NS
RX RX LN K V T2
TX
PR C
R X
TX
SC RO LL
RES ET AC TI VE
TX
4 22 AC T
N ET
V T1
+28
+5
+3
C ON TR O L STA TUS
PS600
P W R OK
A LER T
+ 28V
G ND
P S600
PWR O K
ALE RT
+28V
G ND
P S600
PWR O K
ALE RT
+28V
G ND
PS 600
PWR O K
ALER T
+28V
GN D
M
at
ri
x
64
x
6
4
+
28
V
+
3
.3
V
+
2
.5
V
C
T
R
L
E
R
R
IN
U
S
E
M
a
tr
ix
64
x
6
4
+2
8V
+
3.
3V
+
2.
5V
C
TR
L
ER
R
IN
U
S
E
M
a
tr
ix
6
4
x
6
4
+2
8V
+
3.
3
V
+
2.
5
V
C
TR
L
E
R
R
IN
U
S
E
M
at
ri
x
6
4
x
6
4
+
28
V
+3
.3
V
+2
.5
V
C
T
R
L
E
R
R
IN
U
S
E
Inputs Outputs
65 - 128 65 - 128
65 - 128 1 - 64
1 - 64 65 - 128
1 - 64 1 - 64
FIGURE 60: 128x128 Chassis Power Supply Locations (Front View)
Each slot must have either a power supply or a blank installed. If you only
install two power supplies, you MUST install one in Bank A and one in
Bank B to satisfy the fan operating configurations.
Power Supplies
Slot Slot Slot Slot
1 2 3 4
A
B