Removing The Sccr; Installing The Sccr - Sun Microsystems Netra T4 AC100 Service And System Reference Manual

2. If the system is running, shut it down and remove the power.
See Section 5.3.2, "Powering Off the System" on page 5-4.
3. Remove the top access cover.
See Section 5.6.2, "Removing the Top Access Cover" on page 5-9.
4. Remove the card from the smart card from the SCCR and store it safely.
9.6.2

Removing the SCCR

1. Perform the steps listed in Section 9.6.1, "Preparation" on page 9-16.
2. Remove the two slot head screws securing the SCCR cover and remove it.
3. Cut the cable tie securing the ribbon cable to the chassis side panel.
4. Disconnect the ribbon cable at J3604 on the motherboard and J4 on the PDB
5. Release the two upper captive fixing screws securing the SCCR to the chassis side
panel.
6. Carefully prise the card off the two lower spring-loaded pins.
7. Remove the SCCR and place it on the antistatic mat.
9.6.3

Installing the SCCR

1. Perform the steps listed in Section 9.6.1, "Preparation" on page 9-16.
2. Locate the SCCR over the two lower spring-loaded fixing pins and press the board
gently and evenly onto the pins.
3. Tighten by hand the two captive upper fixing screws.
Reconnect the ribbon cable to J3604 on the motherboard.
4. Feed the cable between the large and small power cables to the PDB and
reconnect the cable to J4 on the PDB.
Replace the cable tie removed in Step 3 in the previous section.
5. Replace the SCCR cover and tighten the two screws removed in Step 2 of the
previous section.
6. Refit the CPU fan assembly.
See Section 7.2.3, "Installing the CPU Fan Assembly" on page 7-7.
Chapter 9 Motherboard and Component Replacement 9-17