Service manual

CARDELL MONITOR SERVICE MANUAL

21-02-0286 REV. 02 05/09

MAIN MONITOR SERVICE PROCEDURES

PRIOR TO DISASSEMBLY

1) Turn the CARDELL Monitor “OFF” by pressing the front panel On/Standby pushbutton.

2) Disconnect the monitor from the AC power source.

3) Remove the battery from the monitor.

MONITOR DISASSEMBLY

1) Complete the steps in Prior to Disassembly.

2) Set the CARDELL Monitor face down onto a soft surface being careful not to scratch the

front display.

3) Remove the one (1) screw that secures the RS-232 module to the monitor’s rear case.

Remove the Module and place it to the side.

4) Remove the four (4) corner screws that secure the two case halves together.

5) Separate the monitor’s front and rear cases, being careful not to stress the internal wire

harnesses.

6) Disconnect the cable connectors from J1 and J2 on the Main Control Board.

7) Place the Rear panel assembly down next to the Front panel assembly.

MONITOR ASSEMBLY

1) Connect the Supply harness assembly to J1 on the Main Control Board.

2) Connect the Battery harness assembly to J2 on the Main Control Board.

3) Place the Rear Case assembly onto the Front Case assembly being careful of all wire

harnesses and hoses.

4) Secure the two case halves together using the four (4) screws previously removed.

5) Re-install the module and secure it to the monitor’s rear case using the Loctite adhesive

and the one (1) screw previously removed. Apply a small amount of the adhesive to the

threads of the screw and torque to 32 in.-oz.

6) Perform a complete System Check as described in the section MAINTENANCE

PROCEDURES.

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