IBM System/32 Introduction And Maintenance Manual page 293

8.1.9 Power Supply Voltages
Test Measuring Points
Overvoltage Undervoltage
Voltage Tolerance Measured At
I
Reference
Sensei SenseI
Input +300 Vdc +230 to +365 Vdc E2 E1
Lower Upper Lower Upper
Voltages +24 Vdc ±10% J3-14 J3-10 Limit
Limit Limit Limit
(control)
Multilevel
Supply Voltages
Output
-4 Vdc +4% -2% PDTB2-4 PDTB1-1 -4.18 -6.0 -3.88 -3.0
Voltages +5 Vdc +10% -8% PDTB1-5 PDTB1-1 +5.5
+6.1
+4.7
+3.8
-5 Vdc +10% -8% PDTB1-8
PDTB1-1
-5.5 -6.1 -4.7 -4.0
+6 Vdc +10% -8% PDTB2-3 PDTB1-1
+6.6 +7.6 +5.64 +4.6
+8.5 Vdc +10% -8% PDTB2-1
PDTB1-1
+9.35 +10.5 +7.99 +6.5
+12 Vdc +10% -8% PDTB2-5 PDTB1-1 +13.2 +16.0 +11.28 +9.2
-12 Vdc
+10% -8% PDTB2-6 PDTB1-1 -13.2
-16.0
-11.28 -9.2
Test Measuring Points
Overvoltage Undervoltage
Voltage Tolerance Measured At
I
Reference
SenseI SenseI
Dual Level
Supply Voltages
Input +300 Vdc +230 to +365 Vdc E2
E1 Lower
Upper
Lower
Upper
Voltage +24 Vdc
±10% J1-5 J1-3 Limit Limit Limit Limit
(belt printer)
(control)
Output +24 Vdc +10% -10%
PDTB2-8 PDTB1-1 +26.4 +29.25 +22.56 +18.25
Voltage -24 Vdc +10% -8% PDTB2-7 PDTB1-1 -26.4
-30.0 -22.56 -18.25
Test Measuring Points Overvoltage Undervoltage
Voltage Tolerance
Measured At
I
Reference
Sensei SenseI
Trilevel
Supply Voltages
Input 204 Vac ±12% E2 E1 Lower Upper Lower Upper
Voltage
230 Vac ±10% E2 E1
Limit Limit Limit Limit
(serial printer)
Output +24 Vdc +10% -10% PDTB2-8 PDTB1-1 +26.4 +29.25 +22.56 +18.25
Voltage -24 Vdc +10% -8% PDTB2-7 PDTB1-1 -26.4 -30.0 -22.56 -18.25
Voltage Tolerance Test Measuring Points
48 Vac
(serial: printer)
Output
Min
Nom Max
Voltage
48 Vac 41.5 46.5 51.15 E3 and E6
1
The overvoltage or undervoltage condition does not trip the power down sequence before the lower limit is reached, but does definitely
trip before the upper limit.
Power Supplies 8-9