HP Color LaserJet Enterprise CP5525 Service Manual - Page 340
Table 3-23, Component tests 1 of 2 continued
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Table 3-23 Component tests (1 of 2) (continued) Component test Component tested ITB Contact/Alienation Motor M4 (fuser motor) SL5 (disengagement solenoid) Fuser Contact/Alienation Drive M4 (fuser motor) Tray Pickup Motor DuplexerPickup Motor Switchback Motor M5 (pickup motor) M1 (Tray 3 pickup motor) M1 (Tray 4 pickup motor) M81 (Tray 5 pickup motor) M91 (Tray 6 pickup motor) M8 (duplex pickup motor) M7 (duplex reverse motor) 316 Chapter 3 Solve problems Comments Drives the fuser motor M4 (drives the motor four times) and the T1 roller disengagement solenoid SL5, and brings the T1 roller to either one of the following states: ● 4 rollers are disengaged (home position) ● Only K T1 roller is engaged or 4 rollers are engaged If home position of the T1 roller is not commanded within 10 seconds, the printer moves the T1 roller to its home position. Additionally, the printer keeps the state of 4 rollers engagement so that the service technician can access and manually clean the dust-proof glass (open the front door and remove the cartridge). Reverses the fuser motor to rotate the fuser pressure release cam and pressurize or depressurize the pressure roller. If home position of the pressure roller is not commanded within 5 seconds, the printer brings the pressure roller to its home position. Drives the pickup motor M5, the 500 sheet paper feeder pickup motor M1, and each of the 3x500 paper deck cassette pickup motors, cassette 1 M1, cassette 2 M81, and cassette 3 M91 individually at a specified speed for 5 seconds. Drives the duplex feed motor at a specified speed for 5 seconds. Drives the duplex reverse motor at a specified speed for 5 seconds. ENWW
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