Bio-Rad Hemoglobin Testing System D10 DJ

Remove the Electronics Module and Power Supply cover

Release the Cable Anchor and remove the Power Supply output connector from the Power Board CN5

Remove two mounting screws from each side of the supply

Remove the supply and lay it upside down on the work bench

Remove the four screws holding the mounting bracket to the bottom of the supply

Install the mounting bracket on the new supply

Ensure screws are not overly tightened

Fasten the Power Supply to the Module with the four screws removed earlier

Connect Power Supply Output Connector CN5 to the Power Board

1) Perform steps 1 through 7 in 4.2.4 above:

1. Remove the Printer from the plastic housing. There are no fasteners, the printer lifts up from the front.

2. Disconnect Power and Communication cables from the rear of the printer and lift the Printer from the instrument.

3. Remove the Top Cover. Loosen the two half turn fasteners. Slide the cover to the rear and lift to remove.

4. Remove the Right side door from the instrument.

5. Loosen the half turn fastener from the Buffer tray side cover. Lift the cover and remove it from the instrument.

6. Loosen the two Knurled fasteners in the lower corners of the supply module cover. The one on the right can be accessed with a Philips screw driver as shown. The left fastener can be unscrewed by hand or right angle Philips driver. If the fastener is overly tight the Syringe module can be removed to gain access.

7. The cover is attached at the top with two pins. Lift the cover up to clear the attachment pins and out of the instrument.

8. Remove the three Power Supply Connectors then the four mounting screws, one in each corner. Remove the supply from the instrument.

1. Open the Right and Left Side doors. Perform steps 2 and 3 to remove the front cover.

2. Disconnect the two cables connected to the board.

3. Remove the two 2mm hex head screws fastening the board to the module bracket.

4. Installation is the reverse of the steps above.;

Ensure you have a long handle 2.5 mm Hex Head Driver

Place a piece of paper under the Electronic Module to catch any dropped screws

Remove all cables from the CPU Motherboard

Remove the 9 fastening screws securing the board to the Electronic Assembly using a 2.5 mm Hex Head Driver

Remove the two Rack Loader port connector standoff posts from the rear of the instrument

Slide the board towards the front of the instrument and remove it from the rear

1. Open the Right and Left Side doors. Perform steps 2 and 3 of Section 4.3.1 to remove the front cover.

2. Release the cables from the anchor closest to the display. Disconnect the Communication cable from the Touch Screen Driver board.

3. Remove the four screws holding the Display to the Display Chassis Bracket. Remove the cable from the Display Board. Remove the Display from the instrument.

4. Place the Display face down on the work surface. The Touch Screen Flex Cable attached to the Display has a White Mylar side and a conductor side. The external cable connected to the Flex cable is not keyed. Mark the external cable to show which side is connected to the White side of the Flex Circuit cable. Disconnect the External Cable from the Flex Cable.

5. Connect the External cable removed in step 4 to the Flex Cable on the replacement display. Connect so that the White side of the Flex Cable connection corresponds with the mark placed on the cable in step 4.

6. Install the Display Board connector removed in step 3. Attach the display to the Module Bracket with the four mounting screws.

7. Perform steps 1 and 2 in reverse to connect the display and install the Front and Side covers.;