IBM 74Y4064 Handbook

Table 57. LED indications
Hardware State Yellow LED (8 Gbps) Green LED (4 Gbps) Amber LED (2 Gbps) Comments
Power Off Off Off Off
Power On (before
firmware
initialization)
On On On
Power On (after
firmware
initialization)
Flash Flash Flash All flash at the same
time.
Firmware Fault Flash in sequence Flash in sequence Flash in sequence Flashing in sequence
of yellow LED, green
LED, amber LED,
then back to yellow
LED.
2 Gbps Link UP/ACT Off Off On/Flash On for link up and
flash if I/O activity.
4 Gbps Link UP/ACT Off On/Flash Off
8 Gbps Link UP/ACT On/Flash Off Off
Beacon Flash Off Flash All flashing at the
same time.
Specifications
Item Description
Adapter FRU number
74Y3923 (Designed to comply with RoHS requirement)
Figure 81. PCIe2 LP 8 Gb 4-port Fibre Channel Adapter
180 Managing PCIe adapters

IBM 74Y4064 Specifications

General

Brand	IBM
Model	74Y4064
Category	Adapter
Language	English