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Zytec EP071235-C1
350 Watt Power Supply

Workstations: Ultra 2

300-1249 300-1309 300-1315 300-1342
#6-32 Screws
Early Production
Type A102
AC Input Power
#6-32 Screws
P1 Production
Type A102
AC Input Power
M3 Screws
Pilot Production
Type A102
AC Input Power
M3 Screws
May 1997
Type A102
AC Input Power

Power to System Board
PIN COLOR FUNCTION
1 - 6 Black Rtn to J3205
7 - 12 Yellow +3.3 to J3205
1 - 2 Black +5 Rtn to J3204
3 - 4 Red +5 to J3204
5 - 6 Black +3.0B to J3204
7 - 8 Blue +3.0B Rtn to J3204
1 - 2 Green +3.0A to J3203
3 - 4 Black +3.0A Rtn to J3203

Floppy Drive Power
PIN COLOR FUNCTION
1 Red +5V
2 Black +5 Rtn
3 N/C N/C
4 N/C N/C

Removable Media Power
PIN COLOR FUNCTION
1 Brown +12
2 Black +12 Rtn
3 Black +5 Rtn
4 Red +5

   24-Pin Connector to System Board J3206
PIN COLOR FUNCTION
PIN COLOR FUNCTION
1 Green +3A Sense 13 Red +3A -Sense
2 Grn/Wht +3A Vprog 14 Red/Wht +3A OVP Prog
3 Prpl/Wht +3B Sense 15 Brown +3B -Sense
4 Pnk/Wht +3B Vprog 16 Black +3B OVP Prog
5 Blue Fan Speed 17 Brown Pwr On Reset
6 Blu/Wht +3.3 Sense 18 Black +3.3 -Sense
7 Gry/Wht +5 Sense 19 Grey +5 -Sense
8 Blk/Wht +12 20 Red/Yel Return
9 Brn/Wht +12 21 Purple Return
10 White -12 22 Orange Interlock
11 Yellow On 23 Pink Off
12 Yel/Wht Tmp Sense 24 Pink Tmp Sense

Note: Outputs 3.0A and 3.0B are programmable from
2.5V to 3.5V. They provide the core voltage to UPA0
and UPA1 respectively when a module is installed.

AC Input
Operating Range 85-264Vrms 47-66Hz
Power Supply Label 100-240V 6A 47-63Hz

DC Output
V1 V2 V3 V4 V5 V6
+3.3V +5.0V +12.0V -12.0V +3.0V +3.0V
55.0A 25.0A 6.5A 0.4A 12.0A 12.0A

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