HP Pavilion 900 HP Pavilion Desktop PCs - DVDRW - (English) Technical Support - Page 19
Connector and Jumpers on hp dvd-writer dvd100i Drive - power supply
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Product Information Drive Operation Troubleshooting Drive Specifications Tips and Techniques Warranty and Support Interfaces Software Release Notes Installation and Configuration Maintenance Discontinued Products Connector and Jumpers on hp dvd-writer dvd100i Drive Back of Drive DIGITAL ANALOG AUDIO AUDIO OUT OUT D G R GND L CABLE SELECT SLAVE MASTER IDE CONNECTOR DC INPUT PIN #1 5V GND 12V Signal Connector The signal connection on the hp dvd-writer dvd100i drive is a 40-pin header connector with a key slotted shroud. Additionally pin 20 has been removed from the connector for keying as shown in Figure 6. Figure 4 Back of Internal IDE Drive Power Connector The hp dvd-writer dvd100i drive is an internal drive. The drive shares power from the PC power supply. The drive has an industry standard 4-pin Amphenol or compatible male power connector, capable of housing 18 AWG wires for each connector pin. Pin DC Volts 1 +12 V 2 GND 3 GND 4 +5 V Missing Pin 20 (key pin) Figure 6 Interface Connector The cable is a 40 conductor (stranded 28 AWG) flat ribbon cable with female header type connectors. The maximum cable length is 18 inches. The female header type connectors that connect to the drive has a plastic extrusion on the side of the connector by pins 19 and 21. This allows the cable to correctly mate with the key slotted shroud connector on the drive. Table 12 on page 20 gives a list of the signals and connector pinout required for an ATA-2 interface. The signals listed in Table 12 are shown as single-ended contact assignments and not differential. Figure 5 DC Power Connector hp dvd-writer dvd100i Technical Support Solutions Guide 10/25/01 Physical Specifications ⇐ ⇒ 19