Chapter 4 Disassembly / Assembly and Adjustment
4.2 Removal / Replacement
4-99
[Removal]
When replacing to the new PWBA ESS AIO, perform the following operations.
- Remove the EEPROM U71 (left) and U72 (right) from the circuit board before replacement and
install it to the new one.
- Remove the memory from the circuit board before replacement and install it to the new one.
When installing the PWBA ESS AIO, make sure that the harness is connected properly to the power
connector P/J441.When the power is on without connecting the harness to the power connector P/
J441, the machine does not work properly.In this case, turn off the power and five minutes later, turn
on to work properly.
After turn on, the information of the market and customer is loaded to the new PWBA ESS AIO.
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