HP Dc5700 Quick Setup and Getting Started Guide - Enhanced for Accessibility - Page 25

Table 2, CAUTION - 4 beeps

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Table 2 Solving Hardware Installation Problems (continued) Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps five times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Memory is installed incorrectly or is bad. CAUTION: To avoid damage to the DIMMs or the system board, you must unplug the computer power cord before attempting to reseat, install, or remove a DIMM module. 1. Reseat DIMMs. Power on the system. 2. Replace DIMMs one at a time to isolate the faulty module. NOTE: DIMM 1 must always be installed. 3. Replace third-party memory with HP memory. 4. Replace the system board. Power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Graphics card is not seated properly or is bad, or system board is bad. For systems with a graphics card: 1. Reseat the graphics card. Power on the system. 2. Replace the graphics card. 3. Replace the system board. For systems with integrated graphics, replace the system board. ENWW Basic Troubleshooting 17

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Table 2
Solving Hardware Installation Problems (continued)
Power LED flashes Red five times, once every second, followed by a two second pause, and the
computer beeps five times. (Beeps stop after fifth iteration but LEDs continue flashing.)
Cause
Solution
Memory is installed incorrectly or is bad.
CAUTION:
To avoid damage to the
DIMMs or the system board, you must
unplug the computer power cord before
attempting to reseat, install, or remove a
DIMM module.
1.
Reseat DIMMs. Power on the system.
2.
Replace DIMMs one at a time to isolate the
faulty module.
NOTE:
DIMM 1 must always be
installed.
3.
Replace third-party memory with HP memory.
4.
Replace the system board.
Power LED flashes Red six times, once every second, followed by a two second pause, and the
computer beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.)
Cause
Solution
Graphics card is not seated properly or is bad, or
For systems with a graphics card:
system board is bad.
1.
Reseat the graphics card. Power on the
system.
2.
Replace the graphics card.
3.
Replace the system board.
For systems with integrated graphics, replace the
system board.
ENWW
Basic Troubleshooting
17