I got the error 50.9 on my hp colorlaser jet 3600 and i've what it said on the screen of the printer and the error it still there. please help me, i need this, my job is in the line. what can i do to make the printer good as new.

Hi hope this helps

the error looks to be low temperature on the fuser

as a repairer of machine I would normally recommend a new fuser unit if you use the machine a lot don't go for a refurbished unit as they just dint last as long but they cost more

hope this helps Ian

50.X FUSER ERROR

alternates with

For help press

A fuser error has occurred.

X Description

1 - low fuser temperature

2 - fuser warmup service

3 - high fuser temperature

4 - faulty fuser

8 - low fuser temperature

(subthermistor

9 - high fuser temperature

(subthermistor)

WARNING: The fuser is HOT. Turn the

printer off and allow it to cool for

approximately 10 minutes before removing

the fuser.

50.1 error - Fuser failure (Abnormally Low

Temperature Main Thermistor), perform the

following steps:

1. The connector between the fuser and the

printer is not connected properly. Reseat

the fuser. Check the connector J5013

between the fuser and the printer. Replace

it if damaged.

2. Break in the main thermistor. Turn the

printer off and remove the fuser. Measure

the resistance between the fuser

connectors J5013LA-2 (MAINTH) and

J5013LA-1 (GND). If it is not within the rage

of 330k ohms to 50k ohms (at ambient

temperature), replace the fuser.

3. Faulty DC controller PCB. Replace the

DC controller PCB.

50.2 error - Fuser Failure (Abnormal Warmup).

Perform the following steps:

1. The connector between the fuser and the

printer is not connected properly. Reseat

the fuser. Check the connector J5013

between the fuser and the printer. Replace

it if damaged.

2. Break in the main thermistor. Turn the

printer off and remove the fuser. Measure

the resistance between the fuser

connectors J5013LA-2 (MAINTH) and

J5013LA-1 (GND). If it is not within the rage

of 330k ohms to 50k ohms (at ambient

temperature), replace the fuser.

3. Break in the fuser heater. Measure the

resistance between the fuser connectors

J5013L-2 (FSRH) and J5013L-1 (FSRN)

with the fuser removed. If it is not within the

rage of 12 ohms to 52 ohms (at ambient

temperature), replace the fuser film unit.

4. Faulty DC controller. PCB Replace the

DC controller PCB

Table 7-3. Numerical printer messages (continued)
338