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3.4.1
DC Power (J1, Section A)
The recommended mating connectors for the +5 VDC and +12 VDC input power
are listed in Table 3-2.
PIN
VOLTAGE
NUMBER
LEVEL
J1 Section A (4-Pin):
1
+12 VDC
2
Ground
Return for
+12 VDC
3
Ground
Return for
+5 VDC
4
+5 VDC
Note: Labels indicate the pin numbers on the connector. Pins 2 and 3 of
3.4.2
External Drive Activity LED
An external drive activity LED may be connected to the DASP-I/O pin 39 on J1.
For more details, see the pin description in Table 6-1.
3.4.3
ATA Bus Interface Connector (J1, Section C)
On the MaXLine Plus II 250GB AT hard disk drives, the ATA bus interface cable
connector (J1, section C) is a 40-pin Universal Header, as shown in Figure 3-6.
To prevent the possibility of incorrect installation, the connector has been keyed by
removing Pin 20. This ensures that a connector cannot be installed upside down.
See Chapter 5, "ATA Bus Interface and ATA Commands," for more detailed
information about the required signals. Refer to Table 5-1 for the pin assignments
of the ATA bus connector (J1, section C).
Table 3-2
J1 Power Connector, Section A
MATING CONNECTOR TYPE AND PART NUMBER
4-Pin Connector:
AMP P/N 1-480424-0
Loose piece contacts:
AMP P/N VS 60619-4
Strip contacts:
AMP P/N VS 61117-4
section A are the +5 and +12 volt returns and are connected together
on the drive.
(OR EQUIVALENT)
Maxtor MaXLine Plus II 250GB AT
Installation
3-11
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