IBM DS4700 Service Manual

storage expansion enclosure's ESM ports.
Table 26. DS4700 Express drive ports connected to 14-drive storage expansion enclosure
ESM In and Out ports
Number Description
1 DS4700 Express
2 First 14-drive storage expansion enclosure
3 ESM In port
4 ESM Out port
5 Other storage expansion enclosures
6 Last 14-drive storage expansion enclosure
7 DS4700 drive port
12. The DS4700 Express supports the intermix of SATA and fibre channel E-DDMs
within the same drive enclosure.
One DS4700 Express and one EXP100 storage expansion
enclosure
Figure 61 on page 81 shows the recommended cabling scheme for one DS4700
Express Storage Subsystem and one EXP100 storage expansion enclosure.
Right ESM
Left ESM
EXP710
Right ESM
Left ESM
EXP710
DS4700
1
2
3
4
5
6
3
4
3
4 3
4
7
7
Right ESM
Left ESM
DS4700
ds470100
1
2
3
4
5
6
3
4
3
4 3
4
7
7
EXP100
Right ESM
Left ESM
EXP100
Figure 60. DS4700 Express drive ports connected to 14-drive storage expansion enclosure
ESM In and Out ports
80 IBM System Storage DS4700 Express Storage Subsystem: Installation, User’s and Maintenance Guide

IBM DS4700 Specifications

General

Brand	IBM
Model	DS4700
Category	Storage
Language	English