HP dx7200 HP Compaq Business PC dx7200 MT Service Reference Guide, 1st edition - Page 57

PATA Device Information, 4.4 PATA Cables, 4.4.1 PATA Data Cable

Page 57 highlights

Serial and Parallel ATA Drive Guidelines and Features 4.3 PATA Device Information This information applies to optical drives in a computer having one or two SATA drive controllers and a single PATA drive controller. Only a MultiBay PATA hard drive is supported on these computers. No other PATA hard drives are supported on these models. Parallel ATA MultiBay Hard Drive Characteristics Number of pins/conductors in data cable Number of pins in power cable Maximum data cable length Data interface voltage Drive voltages Jumpers for configuring drive Data transfer rate 40/80 4 18 in (45.7 cm) 5V 5V Required 24 MB/s 4.4 PATA Cables 4.4.1 PATA Data Cable Pin Signal 1 Reset 2 Ground 3 DD7 4 DD8 5 DD6 6 DD9 7 DD5 8 DD10 9 DD4 10 DD11 11 DD3 12 DD12 13 DD2 14 DD13 Pin Signal 15 DD1 16 DD14 17 DD0 18 DD15 19 Ground 20 (Key) 21 DMARQ 22 Ground 23 DIOW 24 Ground 25 DIOR 26 Ground 27 IORDY 28 CSEL Pin Signal 29 DMAK 30 Ground 31 INTRQ 32 IOCS16 33 DA1 34 PDIAG (cable detect) 35 DA0 36 DA2 37 CS1FX 38 CS3FX 39 DASP 40 Ground Service Reference Guide, dx7200 390812-001 4-3

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Service Reference Guide, dx7200
390812-001
4–3
Serial and Parallel ATA Drive Guidelines and Features
4.3 PATA Device Information
This information applies to optical drives in a computer having one or two SATA drive
controllers and a single PATA drive controller.
Only a MultiBay PATA hard drive is supported on these computers. No other PATA hard drives
are supported on these models.
4.4 PATA Cables
4.4.1 PATA Data Cable
Parallel ATA MultiBay Hard Drive Characteristics
Number of pins/conductors in data cable
40/80
Number of pins in power cable
4
Maximum data cable length
18 in (45.7 cm)
Data interface voltage
5V
Drive voltages
5V
Jumpers for configuring drive
Required
Data transfer rate
24 MB/s
Pin
Signal
Pin
Signal
Pin
Signal
1
2
3
4
5
Reset
Ground
DD7
DD8
DD6
15
16
17
18
19
DD1
DD14
DD0
DD15
Ground
29
30
31
32
33
DMAK
Ground
INTRQ
IOCS16
DA1
6
7
8
9
10
DD9
DD5
DD10
DD4
DD11
20
21
22
23
24
(Key)
DMARQ
Ground
DIOW
Ground
34
35
36
37
38
PDIAG (cable detect)
DA0
DA2
CS1FX
CS3FX
11
12
13
14
DD3
DD12
DD2
DD13
25
26
27
28
DIOR
Ground
IORDY
CSEL
39
40
DASP
Ground