C-3
Appendix C: CSE-M35TQ Mobile Rack Specifications
C-5 Front Connector and Pin Definitions
2. MG9072 Chip
The MG9072 is an enclosure management
chip that supports the SES-2 controller and
SES-2 protocols.
Mobile rack
Main Power
4-Pin Connector
(JP10 and JP13)
Pin# Definition
1
+12V
2 and 3
Ground
4
+5V
1. Mobile Rack Main Power Connectors
The 4-pin connectors, designated JP10 and
JP13, provide power to the mobile rack. See
the table on the right for pin definitions.
3. JTAG Connector
The JTAG connector, designated JP47, is used
for diagnostic purposes only. This connector
should only be used a certified and experi
-
enced technician.
4. and 5. I
2
C Connectors
The I
2
C Connectors, designated JP44 and
JP45, are used to monitor HDD activity and
status. See the table on the right for pin
definitions.
I
2
C Connector
Pin Definitions
(JP44 and JP45)
Pin# Definition
1
Data
2
Ground
3
Clock
4
No Connection
