HP LaserJet P2050 Service Manual - Page 200
Basic problem solving
View all HP LaserJet P2050 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 200 highlights
Basic problem solving Table 7-1 Basic problem solving Problem Cause Solution When the product is connected to a correctly grounded power source, the LEDs on the control panel do not illuminate and the main motor does not rotate. No power to the product. The product does not turn on. 1. Verify that the power switch is turned on. 2. Verify that the power cable is correctly plugged into the outlet and the product. 3. Verify that the power outlet has the correct voltage. The power inlet/switch cable assembly is Replace the power inlet/switch cable defective. assembly. See Inlet-cable assembly on page 150. The ECU is defective. Replace the ECU. See Engine controller unit (ECU) on page 163. When turned on, the LEDs on the control The print-cartridge door is open. panel light up, but the main motor does not rotate. Media is jammed in the paper path. The product turns on, but the motor does not rotate. The cable is not connected correctly. Close the print-cartridge door. Clear all media from the paper path, and make sure that all sensors are working correctly. Reconnect the motor cable. The motor is not mounted correctly in the Verify that the motor is connected product chassis. correctly and that it rotates freely. A gear is damaged or jammed. Replace the gear assembly. See Paperpickup-gear assembly on page 134. The ECU is defective. Replace the ECU. See Engine controller unit (ECU) on page 163. The main motor is defective. Replace the motor. See Main motor on page 174. The product turns on and the motor rotates, but none of the control-panel lights turn on, and pressing the controlpanel buttons has no effect. The product is unresponsive. The control-panel cable is not connected Reconnect the control panel cable. correctly. The control panel is defective. Replace the control panel. See Topcover assembly on page 124. The formatter is defective. Replace the formatter. See Formatter PCA; HP LaserJet P2030 Series on page 130 or Formatter PCA; HP LaserJet P2050 Series on page 132. The product is on, but the control-panel lights indicate that the product is not in the "ready" state. The product has an internal error that Consult the list of control-panel light was detected during the Power-On Self- patterns to identify and correct the error. Test sequence. The product is not "ready." 188 Chapter 7 Solve problems ENWW