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TROUBLESHOOTING
5.1.3 Coil Resistance
The following table provides the coil resistance for the motor, head fan, plunger, and printhead.
Table 5-2. Motor, Fan, Plunger, and Printhead Coil Resistance
Part | Coil Resistance |
CR motor | 1.66 ohms + 10 % |
PF motor | 2.80 ohms + 10 % at 25oC |
RF motor | 150 ohms + 10 % at 25oC |
PG motor | 250 ohms + 18 ohms at 25oC |
Head fan | 61 ohms + 4.3 ohms at 25oC |
Plunger | 9 ohms + 5 % at 25oC |
Printhead | 2.93 ohms + 0.2 ohms at 25oC |
Shield Cable |
C
Head FPC
2 | 1 |
| B |
| A | ||
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| ||
| 3 |
| |
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| 5 | 4 |
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Head Cable
Protection Sheet
Head Cable Board
Figure 5-3. Disconnect Printhead FPC
Rev. B |