v
x3 is the threshold for rear path and rollers closed
v
x4 is the threshold for rear path and rollers open
v
x1, x2, x3, x4 are numbers in hexadecimal format, which correspond to the measured voltages, resolution
of 20 mV.
Press any key to go to step 8.
8. The following displays:
T&D21 Sensor Test SENSOR LEVEL ? YES ... NO
This part of the test is intended for use by Product Engineering, and allows the user to examine sensor
output voltages.
9. Press the Start key to skip to step 10 on page 227.
Press the Line Feed key to enter.
The current sensor measurements display:
T&D21 Sensor Test C:x1 F:x2 R:x3 PRESS A KEY
where:
v
x1 is manual path measurement
v
x2 is front path measurement
v
x3 is rear path measurement
v
x1, x2, x3 are numbers in hexadecimal format, which correspond to the measured voltages, resolution of
20 mV.
The display continuously updates to track sensor output changes.
Press any key to go to step 10 on page 227.
Chapter 2. Diagnostics
226
Summary of Contents for 4247
Page 1: ...4247 Printers Maintenance Information Document Number SA24 4400 05 Part Number 27P8450 IBM ...
Page 241: ...e90apc15 Figure 24 Main Input Power Supply Ground Chapter 3 Circuit Diagrams 241 ...
Page 257: ...Figure 32 Stacker Motor Wiring Chapter 3 Circuit Diagrams 257 ...
Page 261: ...Stacker Cable Wiring Figure 36 Tractor Assembly Cable Wiring Chapter 3 Circuit Diagrams 261 ...