Service and Maintain

dx2420 Illustrated Parts & Service Map 571400-001 page 2
System Board
Miscellaneous Parts
1 Heatsink with fan, alcohol pad, and thermal grease 486445-001
2 Chassis fan 449207-001
3 Media card reader, 3.5-inch 480033-001
* Backplate (for heatsink) 486446-001
* Rubber foot (4 ea) 370708-001
* Front I/O + USB assembly 448667-001
* 2-Button, USB, optical with scroll wheel 390938-001
* 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)
414180-001
*Not shown
System Board Connectors and Jumpers (position of some untitled
components may vary in location)
ATXPWR Main power JPWD1 Password jumper
ATX12V CPU power JSPD1 SPDIF out
AUDIO1 Double stack audio connector JUSB1 Front USB
BAT1 Real-time-clock battery JUSB2 Media card reader
BZ1 Integrated speaker JVGA1 VGA connector
CPU_FAN1 CPU fan PCI 1 PCI slot 1
DIMM1 -
DIMM2
Memory slots PCI_E1 PCIe X16 slot
FDD1 Diskette drive PCI_E2 PCIe X1, slot 2
LAN_USB1 RJ-45 over dual USB PCI_E3 PCIe X1, slot 3
JAUD1 Front audio SATA0 -
SATA3
Optical drive connectors
JBAT1 CMOS jumper SYS_FAN1 System fan
JFP1 Power button/LED U1 Processor socket
JKBMS1 Double stack keyboard/mouse USB1 Double stack USB
Standard and Optional Boards (not illustrated)
1 System board with thermal grease and alcohol pad 519699-001
Memory modules:
2 1 GB, PC2-6400, CL6
418951-001
2 2 GB, PC2-6400, CL6
457624-001
Other boards:
ATI HD X2400, PCIEx16, DMS-59 and TV outputs, 256MB graphics adapter
(use with cable 463023-001)
462477-001
ATI Radeon HD4650 PCIe x16 graphics card, 512 MB 517518-001
NVidia GeForce GT130 PCIe x16 graphics card, 768 MB 518424-001
Adapter, PCI, serial/parallel 321722-001
Intel PRO/1000 PT Desktop NIC Adapter, PCIe 1.0 398754-001
Intel PRO/1000 CT Desktop NIC Adapter, PCIe 2.0 490367-001
Intel Celeron Processors with alcohol pad and thermal grease:
450, 512-KB cache, 2.20 GHz 508256-001
440, 512-KB cache, 2.00 GHz 449166-001
430, 512-KB cache, 1.80 GHz 449165-001
Intel Celeron Dual-Core Processors with alcohol pad and thermal grease:
E1500, 512-KB cache, 2.20 GHz 516899-001
E1400, 512-KB cache, 2.00 GHz 491574-001
E1200, 512-KB cache, 1.60 GHz 468589-001
Intel Core 2 Duo Processors with alcohol pad and thermal grease:
E8600, 6-MB cache, 3.33 GHz 497732-001
E8500, 6-MB cache, 3.16 GHz 466170-001
E8400, 6-MB cache, 3.00 GHz 509554-001
E7500, 3-MB cache, 2.93 GHz 531988-001
E7400, 3-MB cache, 2.80 GHz 508255-001
E7300, 3-MB cache, 2.66 GHz 500134-001
E5400, 2-MB cache, 2.70 GHz 531989-001
E5300, 2-MB cache, 2.60 GHz 516900-001
E5200, 2-MB cache, 2.50 GHz 503382-001
Intel Pentium Dual-Core 2 Processor with alcohol pad and thermal grease:
E2220, 1-MB cache, 2.40-GHz 480714-001