HP Pro 4300 C9H70UT C9H70UT#ABA manual Q2431-90912 Troubleshooting

Table 76. Printer connection area jam troubleshooting (continued)

Possible cause

Recommended action(s)

Printer connection area jam without the leading edge of the media sticking out of the top of the printer.

The deflector cannot move	● Inspect the deflector. Verify that it can move freely and is not damaged.
freely or is defective.	If necessary, replace the stacker or stapler/stacker.
The deflector	● If necessary, replace the deflector mechanism in the printer.
solenoid (SL1101) is
defective.
The stacker of stapler/stacker	● Replace the stacker or stapler/stacker.
PCA is defective.

Table 77. Delivery area jam troubleshooting

Possible cause

Recommended action(s)

Delivery area jams when the leading edge of the media has passed the delivery rollers.

Deformed staples (stapler/	● Replace the stapler unit. See “Maintaining the stapler unit” on page 60.
stacker only)
The paper delivery	● Inspect the paper delivery sensor (PS1102). See “Location of the
sensor (PS1102) arm cannot	stacker and stapler/stacker switches and sensors” on page 345. Verify
move freely or is damaged.	that the sensor arm can move freely. If necessary, replace the stacker or
	stapler/stacker.
The paper delivery	● Reseat the paper delivery sensor (PS1102) spring. See “Location of the
sensor (PS1102) spring is	stacker and stapler/stacker switches and sensors” on page 345. If
defective or damaged.	necessary, replace the stacker or stapler/stacker.
The paper delivery	● Replace the stacker or stapler/stacker.
sensor (PS1102) is defective.

Q2431-90912 Chapter 7 Troubleshooting 329