• HP Color LaserJet 3000, 3600 and 3800 Printers - Cartridge Lock Replacement Procedure Service Coverage Notice: Unless otherwise specified, HP is responsible for part and/or labor costs associated with products that are under HP warranty at the time of service. • HP Color LaserJet 3000 Q7534A HP Color LaserJet 3000n Q7535A HP Color LaserJet 3000dn Q7536A HP Color LaserJet 3000dtn Q5986A HP Color LaserJet 3600 Q5987A HP Color LaserJet 3600n Q5988A HP Color LaserJet 3600dn Q5981A HP Color LaserJet 3800 Q5982A. • Product Number Starting Serial Number Q7534A CNAFA00000 Q7535A CNAGA00000 Q7536A CNAGA00000 Q5981A CNAA00000 Q5981A CNKAA00000 Q5982A CNKAA00000 Q5983A CNALA00000 Q5983A CNALA00000 Q5986A CNAKA00000 Q5986A CNAKA00000 Q5987A CNAKA00000 Q5988A CNALA00000 Q7534A CNAKA00000 Q7535A CNALA00000 RESOLUTION Steps have been created to help replace the cartridge locks, along with timing tips for the main drive assembly. • Remove the interlock switch assembly by removing the one screw attaching it to the chassis. Be aware of the clip at the top and the alignment knob when removing the assembly.

Remove the bottom cable harness. There is one screw at the top to remove. Hint: when you reinstall the guide, make sure that the rear locking tab is seated in the sheet-metal chassis. • Remove the main drive assembly (MDA). Mark Knopfler Real Live Roadrunning Rar.

There are six screws attaching the MDA to the chassis. Carefully note the locations of the screws to be removed.

SWR Meter, Hewlett-Packard Model 415E. I 3-53- USE OF CRYSTAL. I' U ' m ' o * 4 3 ftp 4I5E INPUT AT HIGH IMPEDANCE POSITION 1250 2500 5000 IOK (OHMS— •) SOURCE IMPEDANCE (R.) 5 OK I I hp 4I5E INPUT AT LOW IMPEDANCE POSITION 25 50 100 (OHMS — 200 400 Figure 3-11. 415E Noise Figure. Communicate with the print server directly, without manual intervention. In this case, skip step 4 and go to Step 5. If your Jetdirect print server shows an IP address of 192.0.0.192 on the configuration page, please follow the following steps. Refer also to the Notes-section below. Either change your IP address to be on the same subnet as.

CAUTION: Removing the incorrect screws could lead to opening up the MDA, requiring a unit replacement! NOTE: Two gears may fall off, there are instructions in step 16 on how to align them during the re-installation process. • Remove the metal case by removing two screws. Remove the White Link Arm (see arrow in figure below) • Remove the white slide lever by pushing down from the top to release it from the two tabs.

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Carefully remove the lever by pulling out, be aware that four springs are attached to this lever and the individual cartridge locks. To attach the cartridge lock, hook the square part of the grounding spring to the metal chassis, then pull down and attach the lock on the metal shaft. NOTE: Replace all four cartridge locks, even though the others may not be broken. The slide lever and cartridge locks should look like the picture below when all is in place. Lock the white slide lever in place by installing the metal case and white plastic piece. Make sure to insert the flange of the sheet metal in the slot on the sheet metal, and place the white shaft in the while slide lever.

Connect the four springs on the white slide lever to each of the individual cartridge locks (start from the middle ones, it is easier that way). You will need needle-nosed pliers with pointed tips. The spring on the top is attached; the one on the bottom is not attached. Move the ETB guide to the up (vertical) position to help with removing and re-installing the Main Drive Assembly. • NOTE: If this procedure has been properly followed, in the back of the printer, you will see the 4 white cams that control the movement of developers (see figure below).