System Board - HP dx2420 Illustrated Parts & Service Map

Miscellaneous Parts
1 Heatsink with fan, alcohol pad, and thermal grease
2 Chassis fan
3 Media card reader, 3.5-inch
* Backplate (for heatsink)
* Rubber foot (4 ea)
* Front I/O + USB assembly
* 2-Button, USB, optical with scroll wheel
* Miscellaneous screw kit, includes:
• M3 x 5mm hi top, taptite, (8 ea) (247348-001)
• #6-32 x 1/4 Hi top, taptite, T15 (14 ea) (192308-001)
• #6-32 x 5/16 Hi top, taptite, T15 (4 ea) (192308-002)
• #6-32 x 3/16 Hi top, taptite, T15 (6 ea) (192308-003)
• Countersunk, flat head plastite (8 ea) (247481-001)
• Thumbscrew (2 ea) (368224-002)
• #8 x5 /16 plastite, shoulder screw (4 ea) (334248-001)
• #6-32 x 1/4 taptite, T15 (12 ea) (101517-067)
• Screwlock, external tooth (2 ea) (106902-001)
• #6-32 x 3/16 taptite, T15 (1 ea) (101517-066)
• #8 x5 /16 plastite, T15 (1 ea) (334248-002)
• #6-19 x 1/4 plastite, T15 (1 ea) (101346-067)
*Not shown

System Board

System Board Connectors and Jumpers (position of some untitled
components may vary in location)
ATXPWR Main power
ATX12V CPU power
AUDIO1 Double stack audio connector
BAT1 Real-time-clock battery
BZ1 Integrated speaker
CPU_FAN1 CPU fan
DIMM1 - Memory slots
DIMM2
FDD1 Diskette drive
LAN_USB1 RJ-45 over dual USB
JAUD1 Front audio
JBAT1 CMOS jumper
JFP1 Power button/LED
JKBMS1 Double stack keyboard/mouse
dx2420 Illustrated Parts & Service Map
486445-001
449207-001
480033-001
486446-001
370708-001
448667-001
390938-001
414180-001
JPWD1 Password jumper
JSPD1 SPDIF out
JUSB1 Front USB
JUSB2 Media card reader
JVGA1 VGA connector
PCI 1 PCI slot 1
PCI_E1 PCIe X16 slot
PCI_E2 PCIe X1, slot 2
PCI_E3 PCIe X1, slot 3
SATA0 - Optical drive connectors
SATA3
SYS_FAN1 System fan
U1 Processor socket
USB1 Double stack USB
571400-001
Standard and Optional Boards (not illustrated)
1 System board with thermal grease and alcohol pad
Memory modules:
2 1 GB, PC2-6400, CL6
2 2 GB, PC2-6400, CL6
Other boards:
ATI HD X2400, PCIEx16, DMS-59 and TV outputs, 256MB graphics adapter
(use with cable 463023-001)
ATI Radeon HD4650 PCIe x16 graphics card, 512 MB
NVidia GeForce GT130 PCIe x16 graphics card, 768 MB
Adapter, PCI, serial/parallel
Intel PRO/1000 PT Desktop NIC Adapter, PCIe 1.0
Intel PRO/1000 CT Desktop NIC Adapter, PCIe 2.0
Intel Celeron Processors with alcohol pad and thermal grease:
450, 512-KB cache, 2.20 GHz
440, 512-KB cache, 2.00 GHz
430, 512-KB cache, 1.80 GHz
Intel Celeron Dual-Core Processors with alcohol pad and thermal grease:
E1500, 512-KB cache, 2.20 GHz
E1400, 512-KB cache, 2.00 GHz
E1200, 512-KB cache, 1.60 GHz
Intel Core 2 Duo Processors with alcohol pad and thermal grease:
E8600, 6-MB cache, 3.33 GHz
E8500, 6-MB cache, 3.16 GHz
E8400, 6-MB cache, 3.00 GHz
E7500, 3-MB cache, 2.93 GHz
E7400, 3-MB cache, 2.80 GHz
E7300, 3-MB cache, 2.66 GHz
E5400, 2-MB cache, 2.70 GHz
E5300, 2-MB cache, 2.60 GHz
E5200, 2-MB cache, 2.50 GHz
Intel Pentium Dual-Core 2 Processor with alcohol pad and thermal grease:
E2220, 1-MB cache, 2.40-GHz
519699-001
418951-001
457624-001
462477-001
517518-001
518424-001
321722-001
398754-001
490367-001
508256-001
449166-001
449165-001
516899-001
491574-001
468589-001
497732-001
466170-001
509554-001
531988-001
508255-001
500134-001
531989-001
516900-001
503382-001
480714-001
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