HP 3380 Service Manual - Page 168
Bottom assemblies, ECU fuses and ECU pan
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Bottom assemblies This section includes procedures to remove the ECU fuses, the ECU pan, and the paper-feed assembly. Note ECU fuses and ECU pan 1. Remove the right-side cover and the back cover (see Printer right-side cover and Back cover). By removing these two covers, you can replace the two fuses (if necessary) on the ECU without removing the ECU pan. The fuse closest to the back of the product is 10 amps for the 110 V model and 20 amps for the 220 V model. The other fuse is 2.5 amps for both models. (The fuses are shown in callout 12 in Figure 5-92. Remove the ECU pan (5 of 5).) 2. Remove the left bottom frame support (see Left bottom frame support). 3. Unplug the three spade connectors (callout 1). 4. Disconnect the motor cable connector (callout 2) on the side of the motor. 5. Unplug the fuser cable connector (callout 3) by pressing and releasing the tab on the back of the connector. 6. Unplug five cable connectors (callout 4) from the ECU. 1 23 4 Figure 5-88. Remove the ECU pan (1 of 5) 152 Chapter 5 Removal and replacement ENWW