RESISTANCE MEASUREMENTS
Note: Allow the printhead to cool before taking resistance measurements.
Table 32. 9-Wire Printhead Resistance Measurements
Part
Resistance
Temperature
Print Wire Coil
5 Ohm ±10%
20°C (68°F)
Thermal Sensor
1000 Ohm ±6%
25°C (77°F)
Example: To measure the resistance of the coil for print wire 1, measure between pins 21 and 22 of the 26-pin
cable connector.
Pin 1
Pin 1
Ribbon Lift
Connector
26 Pin
Connector
Not
Used
9 Wire Printhead
Figure 26. 9-Wire Printhead Wiring (Model 002)
Chapter 3. Circuit Diagrams
245
Содержание 4247
Страница 1: ...4247 Printers Maintenance Information Document Number SA24 4400 05 Part Number 27P8450 IBM ...
Страница 241: ...e90apc15 Figure 24 Main Input Power Supply Ground Chapter 3 Circuit Diagrams 241 ...
Страница 257: ...Figure 32 Stacker Motor Wiring Chapter 3 Circuit Diagrams 257 ...
Страница 261: ...Stacker Cable Wiring Figure 36 Tractor Assembly Cable Wiring Chapter 3 Circuit Diagrams 261 ...
Страница 266: ...Locations and Orientations Logic Board Microcode Module Locations and Orientation Model A00 Chapter 4 Locations 266 ...
Страница 348: ...7 Remove the side cover screws and side covers Figure 96 Top Cover Chapter 5 Removals and Adjustments 348 ...
Страница 498: ...Table 75 Store Mode Quit Save Current Manufacturing Default Appendix A Printer Configuration 498 ...
Страница 501: ...E90AX003 Figure 196 Coax Configuration Printout Part 1 of 2 Appendix A Printer Configuration 501 ...