dx7500 Illustrated Parts & Service Map, SFF chassis 506598-001 page 2
System Board
Standard and Optional Boards
System boards with thermal grease, alcohol pad, and CPU socket cover
1 System board 487741-001
Memory modules (PC2-6400, CL6)
2 512 MB
418952-001
21 GB
418951-001
22 GB
457624-001
Memory modules (PC2-5300, CL5)
21 GB
398038-001
Other boards
* Saffron WLAN 802.11b/g/n for use world-wide, includes bracket 498307-001
* Agere International 56K LSI v92 modem, includes bracket 490689-001
* ATI HD2400 (RV610) 256-MB graphics card, one DMS59 connector and
one S-Video connector, low profile with ATX bracket
462477-001
* ATI HD3470 (RV620) 256-MB graphics card, one DP 1.1a connector, one
dual-link DVI connector, includes bracket
483951-001
* Intel Gigabit NIC, includes bracket 490367-001
* Full height adapter board, NIC, PCIe 398794-001
Intel Celeron Processors with alcohol pad and thermal grease
* E1400, 2.0 GHz, 512-KB L2 cache, dual core 491574-001
* E1200, 1.6 GHz, 512-KB L2 cache, dual core 468589-001
Intel Pentium Dual Core Processors with alcohol pad and thermal grease
* E5200, 2.5 GHz, 2-MB L2 cache 503382-001
* E2200, 2.2 GHz, 1-MB L2 cache 465216-001
Intel Core 2 Quad Processors with alcohol pad and thermal grease
* Q9550, 2.83 GHz, 12-MB L2 cache 465758-001
* Q9400, 2.66 GHz, 6-MB L2 cache 497733-001
* Q8200, 2.33 GHz, 4-MB L2 cache 503381-001
* Q6600, 2.4 GHz, 8-MB L2 cache 452451-001
Intel Core 2 Duo Processors with alcohol pad and thermal grease
* E8600, 3.33 GHz, 6-MB L2 cache 497732-001
* E8500, 3.16 GHz, 6-MB L2 cache 466170-001
* E8400, 3.00 GHz, 6-MB L2 cache 466169-001
* E7300, 2.66 GHz, 3-MB L2 cache 500134-001
* Not shown
Modem RJ-11 adapters (not illustrated)
Czechoslovakian 234963-225 Polish 316904-241
French 316904-051 Saudi Arabian 316904-AR1
Greek 316904-151 Scandinavian 382848-DH1
Hungarian 234963-215 Turkish 316904-141
Israel 316904-BB1 United Kingdom 158593-035
System Board Connectors and Jumpers (component location may vary)
CMOS+PW CMOS/Password header F_USB2 Media card reader connector
1394+USB Stacked 1394/Double USB
connector
F_USB6 3rd USB header
LAN+USB Stacked RJ-45/Double USB
connectors
F_USB7 4th USB header
PCIE_X1_1 PCIe X1,slot 1 CHASSIS_
FAN1
Rear fan connector
PCIE_X1_2 PCIe X1, slot 2 F_AUDIO Front audio connector
PCIE_X1_3 PCIe X1, slot 3 SATA0 Primary SATA hard drive
PCIE_X16 PCIe X16, slot SATA1 1st SATA optical drive
DVI+VGA Stacked DVI/VGA connector SATA4 2nd SATA hard drive
AUDIO Double stack audio connector SATA5 2nd SATA optical drive
AT X_
POWER
Main power connector F_1394 1394 header
ATX_CPU CPU power connector DIMM 1 Memory socket 1
F_PANEL Front panel connector DIMM 2 Memory socket 2
SPEAKER Internal speaker connector DIMM 3 Memory socket 3
CPU_FAN CPU/heatsink fan connector DIMM 4 Memory socket 4
FLOPPY Diskette drive connector PROCES-
SOR
Processor socket
F_USB1 1st USB header SPDIF_I/O Digital line-in/line-out audio
connectors
KB+MS Keyboard/mouse connector
POST Audible Codes
Beeps Meaning Recommended Action
1 short beep and 1 long beep
followed by a three second
pause
Bad memory or
memory configura-
tion error.
Check that the memory modules have
been installed correctly and that proper
modules are used.
2 short beeps and 1 long
beep followed by a three
second pause
No graphics card
installed or graphics
card initialization
failed.
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.
3 short beeps and 1 long
beep followed by a three
second pause
CPU configuration
error or invalid CPU
detected before
graphics card initial-
ized.
1. Upgrade the BIOS to proper ver-
sion.
2. Change the processor.
1 short beep followed by a
one second pause
No legacy floppy
drive or optical drive
found.
1. Check cable connections.
2. Run the Computer Setup utility and
ensure the device port is enabled.
2 short beeps followed by a
three second pause
No floppy diskette or
CD found.
1. Check the type of drive that you are
using and use the correct media
type.
2. Replace the diskette or CD with a
new one.
3 short beeps followed by a
three second pause
Flashing not ready
(missing utility or
BIOS image file,
etc.)
Upgrade the BIOS to proper version.
4 short beeps followed by a
three second pause
Flashing operation
has failed (checksum
error, corrupted
image, etc.)
1. Verify the correct ROM.
2. Flash the ROM if needed.
3. If an expansion board was recently
added, remove it to see if the prob-
lem remains.
4. Clear CMOS.
5. If the message disappears, there may
be a problem with the expansion
card.
6. Replace the system board.
5 short beeps followed by a
three second pause
BIOS recovery was
successful
No action required.
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