Activity
Beeps
Possible Cause
Recommended Action
Red Power LED flashes five
times, once every second,
followed by a two second pause.
Beeps stop after fifth iteration
but LEDs continue until problem
is solved.
5
Pre-video memory error.
CAUTION:
To avoid damage to the SODIMMs or the
system board, you must unplug the computer power
cord before attempting to reseat, install, or remove
a SODIMM module.
1.
Reseat SODIMMs.
2.
Replace SODIMMs one at a time to isolate the
faulty module.
3.
Replace third-party memory with HP memory.
4.
Replace the system board.
Red Power LED flashes six times,
once every second, followed by
a two second pause. Beeps stop
after fifth iteration but LEDs
continue until problem is solved.
6
Pre-video graphics error.
Replace the system board.
Red Power LED flashes seven
times, once every second,
followed by a two second pause.
Beeps stop after fifth iteration
but LEDs continue until problem
is solved.
7
System board failure (ROM
detected failure prior to
video).
Replace the system board.
Red Power LED flashes eight
times, once every second,
followed by a two second pause.
Beeps stop after fifth iteration
but LEDs continue until problem
is solved.
8
Invalid ROM based on bad
checksum.
1.
Reflash the system ROM with the latest BIOS
image.
2.
Replace the system board.
Red Power LED flashes nine
times, once every second,
followed by a two second pause.
Beeps stop after fifth iteration
but LEDs continue until problem
is solved.
9
System powers on but is
unable to boot.
1.
Unplug the AC power cord from the computer,
wait 30 seconds, then plug the power cord
back in to the computer.
2.
Replace the system board.
3.
Replace the processor.
ENWW
Interpreting POST diagnostic front panel LEDs 141
Summary of Contents for Sprout
Page 1: ...Maintenance Service Guide Sprout Business PC ...
Page 4: ...iv About This Book ENWW ...
Page 10: ...x ENWW ...
Page 20: ...10 Chapter 1 Getting to know your Sprout ENWW ...
Page 34: ...24 Chapter 3 Disassembly preparation and SATA drive guidelines ENWW ...
Page 86: ...76 Chapter 4 Removal and Replacement Procedures Computer ENWW ...
Page 116: ...106 Chapter 5 Removal and Replacement Procedures Column ENWW ...
Page 128: ...118 Chapter 6 Computer Setup F10 Utility ENWW ...
Page 138: ...128 Chapter 8 Troubleshooting ENWW ...
Page 158: ...148 Chapter 11 Password security and resetting CMOS ENWW ...
Page 162: ...152 Chapter 12 Maintaining peak performance ENWW ...
Page 168: ...158 Appendix C Specifications ENWW ...
Page 172: ...WLAN module illustrated 12 removing 49 162 Index ENWW ...