IBM 8685 Hardware Maintenance Manual - Page 133
Power backplane, Remove the server cover see Removing the top cover all models
UPC - 087944957171
View all IBM 8685 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 133 highlights
5. Grasp the retention pin on the front-panel assembly and gently pull it up until the assembly releases. 6. Remove the assembly from the server. 7. To replace the front-panel assembly, reverse the previous steps. Power backplane Complete the following steps to remove the power backplane. Note: v Read "Before you begin" on page 41. v Read the safety notices at "Safety information" on page 169. v Read "Handling electrostatic discharge-sensitive devices" on page 172. 1. Turn off the server. 2. Disconnect all power cords and external cables from the back of the server. 3. Remove the server cover (see "Removing the top cover (all models)" on page 51). 4. Remove the power supplies (see "Installing a hot-swap power supply" on page 98). 5. Disconnect the cables that are attached to the power backplane. 6. Unlock the shuttle latch (see the illustration at step 7 on page 79) and pull the shuttle back to expose the power backplane. Note: The illustrations in this document might differ slightly from your hardware. 12 V Power Power backplane signal SCSI backplane power (standard) SCSI backplane power (optional) Guide channel NMI PCIA SP PS1 PCIB LOG PS3 PS2 PCIC PS4 CPU DASD FAN VRM J1 SPOEVCER TEMP J2 J7 REMIND RENDO. N J3 J8 J4 J9 J5 J10 J6 J11 J12 7. Pull the power backplane out of the chassis. Chapter 5. Service replaceable units 123