Utax CD 1015 Service Manual download pdf (Page 163)

2HA/2HB

1-6-1

1-6 Requi rements on PWB Replacement

1-6-1 Upgrading the firmware on the main PWB

Follow the procedure below to upgrade the firmware on the main PWB, engine PWB or language software.

Firmware upgrading requires the following tools:

Flash DIMM (P/N 2C968131)

Procedure

1. Run maintenance mode U019 to check the

version of the ROM.

2. Turn the power switch off and disconnect

the power plug.

3. Remove the rear cover and change the

jumper switch position on the main PWB to

the right side.

4. Insert the DIMM into the DIMM slot on the

main PWB. Insert the power plug and turn

the power switch on.

5. Upgrading firmware starts and the status is

displayed on the operation panel.

6. When the upgrade operation is complete,

the checksum will be displayed and a beep

indicating the completion will sound.

7. Turn the power switch off and disconnect

the power plug, remove the DIMM from the

main PWB, and return the jumper switch to

its original position. Reattach the rear cover

to its original position.

8. Insert the power plug and turn the power

switch on.

9. Run maintenance mode U019 to check that

the version of the ROM has changed.

Figure 1-6-1

Jumper switch

DIMM slot

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Utax CD 1015 Service Manual Page 163