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Croma24 Service Manual
Table of Contents (cont)
Firmware/Software Upgrades....................................................................................76
Internal Cabling and Signal Flow Diagram ................................................................77
Chapter 4 Troubleshooting................................................................... 79
Introduction ...............................................................................................................79
No Power ..................................................................................................................79
Media Does Not Move............................................................................................... 80
Carrier Axis Failure ...................................................................................................81
Does Not Print........................................................................................................... 82
Ink Cartridge Misfiring............................................................................................... 82
Paper Skewing.......................................................................................................... 83
Printer Output is Banding ..........................................................................................84
Fan Does Not Power Up ...........................................................................................85
Chapter 5 Assembly\Disassembly .......................................................8 7
Introduction ...............................................................................................................87
Remove the Left, Middle (Lid), and Right Covers...................................................... 88
Install the Left, Middle, and Right Covers.................................................................. 89
Remove the MPCB (Main Printed Circuit Board) and Actuator Assembly .................90
Install the MPCB and Actuator Assembly.................................................................. 91
Remove Servo Motor ................................................................................................92
Install Servo Motor ....................................................................................................94
Remove the Carrier Assembly, Carrier Belt, and the Frame Tensioner.....................95
Install the Carrier Assembly, Carrier Belt, and the Frame Tensioner........................ 98
Remove the Carrier PCB ........................................................................................100
Install the Carrier PCB ............................................................................................102
Remove the Paper Sensor or the Encoder Sensor .................................................102
Install the Paper Sensor or the Encoder Sensor .....................................................104
Remove the Trailing Cable Cover Assembly........................................................... 105
Install the Trailing Cable Cover Assembly............................................................... 107
Replacing the Carrier Bushings............................................................................... 108
Remove the Service Station, Seals, and Wipers..................................................... 110
Install the Service Station, Seals, and Wipers......................................................... 111
Chapter 3 Maintenance (cont)