Number Item Description
1 STATUS LED Green: PCIe module is in the power-ON
status.
Red: PCIe module failure occurred.
Off: PCIe module can be removed safely.
2 Link Green: PCIe is Gen-3 (8-Gbps) and is linked
up normally.
Off: PCIe is not linked up (PCIe cable might
not be connected). If a PCIe cable is
connected, it can be removed safely.
Drive box
The storage system can be configured with up to four drive boxes. The drive box for NVMe
drives (DBN) contains two enclosures (ENCs) and two power supplies with integrated cooling
fans. Up to 24 NVMe drives can be installed in each drive box.
Canister type Size Transfer rate
Flash memory
type Capacity
SFF 2.5 in. 8 Gbps TLC 1.9 TB
3.8 TB
7.6 TB
15 TB
30 TB
Drive box
Chapter 2: Hardware overview
Hitachi Virtual Storage Platform E990 Hardware Reference Guide 25
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