RX2540 M4 Upgrade and Maintenance Manual
7.4.10.5 Installing the second/third SAS backplane . . . . . . . . . . 200
7.4.10.6 Installing additional HDD/SSD modules . . . . . . . . . . . 200
7.4.10.7 Concluding steps . . . . . . . . . . . . . . . . . . . . . . . 200
7.4.11 Replacing the SAS expander board . . . . . . . . . . . . . . . 201
7.4.11.1 Preliminary steps . . . . . . . . . . . . . . . . . . . . . . . 201
7.4.11.2 Removing the SAS expander board holder . . . . . . . . . 201
7.4.11.3 Removing the defective SAS expander board . . . . . . . . 202
7.4.11.4 Installing the new SAS expander board . . . . . . . . . . . 202
7.4.11.5 Installing the SAS expander board holder . . . . . . . . . . 203
7.4.11.6 Connecting the SAS expander board . . . . . . . . . . . . 204
7.4.11.7 Concluding steps . . . . . . . . . . . . . . . . . . . . . . . 205
7.4.12 Upgrading the 4x 2.5-inch PCIe SSD backplane (front side) . . 206
7.4.12.1 Preliminary steps . . . . . . . . . . . . . . . . . . . . . . . 206
7.4.12.2 Installing a 4x 2.5-inch PCIe SSD backplane . . . . . . . . 207
7.4.12.3 Connecting a 4x 2.5-inch PCIe SSD backplane . . . . . . . 207
7.4.12.4 Installing the controller . . . . . . . . . . . . . . . . . . . . 208
7.4.12.5 Installing additional PCIe SSD modules . . . . . . . . . . . 208
7.4.12.6 Concluding steps . . . . . . . . . . . . . . . . . . . . . . . 209
7.5 Rear HDD/SSD or PCIe SSD extension box . . . . . . . . . 209
7.5.1 Replacing the backplane of the extension box . . . . . . . . . 209
7.5.1.1 Preliminary steps . . . . . . . . . . . . . . . . . . . . . . . 209
7.5.1.2 Types of rear backplanes . . . . . . . . . . . . . . . . . . 210
7.5.1.3 Disconnecting cables from the rear backplane . . . . . . . 211
7.5.1.4 Removing the rear backplane . . . . . . . . . . . . . . . . 211
7.5.1.5 Installing the rear backplane . . . . . . . . . . . . . . . . . 213
7.5.1.6 Connecting cables to the rear backplane . . . . . . . . . . 214
7.5.1.7 Concluding steps . . . . . . . . . . . . . . . . . . . . . . . 215
7.5.2 Upgrading a rear extension box . . . . . . . . . . . . . . . . . 216
7.5.2.1 Preliminary steps . . . . . . . . . . . . . . . . . . . . . . . 216
7.5.2.2 Removing the rear air grid (left hand) . . . . . . . . . . . . 217
7.5.2.3 Installing the rear HDD cage . . . . . . . . . . . . . . . . . 218
7.5.2.4 Installing the rear backplane . . . . . . . . . . . . . . . . . 220
7.5.2.5 Installing the controller . . . . . . . . . . . . . . . . . . . . 220
7.5.2.6 Connecting cables to the rear extension box . . . . . . . . 220
7.5.2.7 Concluding steps . . . . . . . . . . . . . . . . . . . . . . . 222
7.5.3 Removing the rear extension box . . . . . . . . . . . . . . . . 222
7.5.3.1 Preliminary steps . . . . . . . . . . . . . . . . . . . . . . . 222
7.5.3.2 Disconnecting cables from the rear backplane . . . . . . . 223
7.5.3.3 Removing the rear HDD cage . . . . . . . . . . . . . . . . 224
7.5.3.4 Installing the rear air grid (left hand) . . . . . . . . . . . . . 227
7.5.3.5 Concluding steps . . . . . . . . . . . . . . . . . . . . . . . 227
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