Table 1. Specifications, Type 7X18 and 7X19 (continued)
Integrated functions •  Lenovo XClarity Controller (XCC), which provides service processor control and 
monitoring functions, video controller, and remote keyboard, video, mouse, and 
remote drive capabilities.
•  One system-management RJ-45 connector on the rear to connect to a systems- 
management network. This connector is dedicated to the Lenovo XClarity Controller 
functions and runs at 1 GB speed.
•  Light-path diagnostics
•  Four universal serial bus (USB) ports: 
–  Two on the front of the server 
–  One USB 2.0 with Lenovo XClarity Controller management
–  One USB 2.0 or 3.0 (depending on the model)
–  Two USB 3.0 on the rear of the server
•  One serial port
Network 
This server supports 1GbE and 10 GbE LOM adapters with the following requirements: 
•  1GbE LOM adapter: maximal bandwidth of network environment is 1GB.
•  10GbE LOM adapter: minimal bandwidth of network environment is 1GB.
RAID adapter 
(depending on model)
The following options with support for RAID levels 0, 1, and 10 are available for this 
server:  
•  ThinkSystem RAID 530-8i PCIe 12 GB Adapter 
•  ThinkSystem RAID 730-8i 1 GB Cache PCIe 12 GB Adapter 
•  ThinkSystem RAID 930-8i 2 GB Flash PCIe 12 GB Adapter 
•  ThinkSystem RAID 930-16i 4 GB Flash PCIe 12 GB Adapter 
•  ThinkSystem RAID 930-8e 4 GB Flash PCIe 12 GB Adapter
Fans
Six (60 mm x 38 mm) internal system fans (N+1 redundancy) 
Electrical input This server comes with three types of power supply units: 
•  750-watt platinum power supply 
–  Input power 115V or 230V ac
•  1100-watt platinum power supply 
–  Input power 115V or 230V ac
•  1600-watt platinum power supply 
–  Input power 230V ac
Two power supplies provide N+1 redundancy support.
Acoustical noise emissions
•  Sound power, idling 
–  5.2 bels, minimum
–  5.8 bels, typical
–  6.4 bels, maximum
•  Sound power, operating 
–  5.8 bels, minimum
–  6.8 bels, typical
–  7.0 bels, maximum
Chapter 1. Introduction 3