
Cabling | Appendix | 
Legend:
Data
USB
I2C
SATA
Power
 Adapter
SAS
ATA 100
ATX PSU /4 PIN
CPU
SYS
IDE
SAS 
A3C40083128
4  | 3  | 
  | 
  | 
  | 
  | 
ATX PSU / 24PIN  | 
  | |
IDE PRIMARY  | 
  | |
USB DAT  | SYS  | |
FAN1  | ||
  | ||
SATA  | 
  | 
A3C40083119
  | TAPE (Option)  | 
2  | 1  | 
A3C40083120
  | 
  | FAN2  | 
  | 
  | 
  | SYS  | FRONTPANEL  | 
  | UP  | 
  | |
  | BPL LED  | 
  | |
LOWER  | 
  | INTRUSION  | |
BPL LED  | 
  | 
  | 
  | 
A3C40083117
PRIMERGY TX120 / D2550
Overview Cabling Data cable
System with AdOn SAS controller 2.5“ back plane, opt. drive & TAPE
BPL  | Port2  | 
  | Port1  | CN1  | 
LED  | BPL  | SAS  | UPPER  | optical Drive  | 
Figure 33: Data and signal cable: SAS backplane, backup drive and CD/DVD drive
52  | Options Guide  | TX120  |