Dcs3700 Series Host Ports; Dcs3700 Storage Subsystem With Performance Module Controllers Series Host Ports - IBM System Storage DS3000 Programming Manual

Figure 4-5. DCS3700 Series Host Ports
The DCS3700 storage subsystem with Performance Module Controllers series controller modules can have
up to eight host ports, depending on the configuration, as shown in the following figure:
FULL USB (FOR
DEVELOPMENT OR
ETHERNET
EXTREME DEBUG)
MANAGEMENT
Figure 4-6. DCS3700 storage subsystem with Performance Module Controllers Series Host Ports
The host ports on the DS4200 and DS4700 (model 72) controller module are numbered from left-to-right
on controller B as Ch 1, Ch 2, Ch 3, and Ch 4. Controller A, which is installed upside-down in the
enclosure, is numbered from right-to-left in the same sequence, as shown in the following figure:
FC host port 3
SAS host port 2
SAS host port 1
I
DC AC
O
Lnk Lnk Lnk Lnk
2 4 2
1 2 8 8
FC
3
8 8
ID/Diag
Lnk Lnk Lnk Lnk
2 4 2
8 8
1 2
FC
3
8 8
ID/Diag
I
O DC AC
Controller B
Controller A
4-PORT
BASE 8 GB
FC PORTS
PASSWORD
DUAL 7-SEGMENT
DISPLAY
FC host port 4
FC host port 5
FC host port 6
Lnk Lnk
4 2 4 2 4
8 8
FC FC
4 6
5
Lnk Lnk
4 2 4 2 4
8 8
FC FC
4 6
5
MINI-USB
SERIAL RS232 PORT
(COVERED)
RESET
4-PORT 8 Gb
FC HIC
Chapter 4. Configuring a Storage Subsystem
SAS
EXPANSION
4-5