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Installing and Replacing Desktop Board Components
31
Installing a Front Panel Audio Solution
To install the cable that connects the front panel audio solution to the front panel audio header,
follow these steps:
1. Observe the precautions in “Before You Begin” on page 21.
2. Turn off all peripheral devices connected to the computer. Turn off the computer and
disconnect the AC power cord.
3. Remove the cover.
4. Locate the front panel audio header (J8A1), see Figure 14 on page 65.
5. Remove the two jumpers from the header to disable the back panel audio connectors.
6. Install a correctly keyed and shielded front panel audio cable.
7. Connect the audio cable to the front panel audio solution.
8. Replace the cover.
To restore back panel operations, follow these steps:
1. Observe the precautions in “Before You Begin” on page 21.
2. Turn off all peripheral devices connected to the computer. Turn off the computer and
disconnect the AC power cord.
3. Remove the cover.
4. Remove the front panel audio cable.
5. Install a jumper on pins 5-6 (rear R channel).
6. Install a jumper on pins 9-10 (rear L channel).
7. Replace the cover.
Installing a Front Panel USB Solution
Before installing a front panel USB 2.0 solution, observe the precautions in “Before You Begin”
on page 21. Refer to Table 30 on page 68 for pin assignments.