Reference Table 5, Power Supply Connector Pins And Voltages - InfoPrint 4247 Z03 Maintenance Information

Reference table 5, power supply connector pins and voltages

Table 12. Voltages
Pin
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
Pin 6
Pin 7
Pin 8
Pin 9
Pin 10
Pin 11
Pin 12
Pin 13
Pin 14
Pin 15
Notes:
1. Pin 15 is the idle control input signal from the Engine board, and will measure 0 V dc when the power supply
is disconnected from the Engine board.
2. When connected to the Engine board, pin 15 will raise +4.8 to 5.2 V dc when the carriage fan is turned on,
and 0.0 V dc after the printer is idle for approximately 30 seconds and the carriage fan is turned off.
Voltage
+5 V dc (Pre-fault and reset signal)
−5 V dc
+5 V dc (power down signal)
+5 V dc
+5 V dc
Ground
Ground
Ground
Ground
Ground
+38 V dc
+38 V dc
+38 V dc
N/A
Fan control (see note)
Chapter 1. Diagnosing problems
81