Read Sony DSC-F55 / DSC-F55E (serv.man2) Service Manual online
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6-5. Replacing the Flash Memory (IC454)
When a flash memory is found defective, a memory in which the control data has already been written before can be supplied as the repair
part after it is mounted on a circuit board.
part after it is mounted on a circuit board.
NTSC type A-7074-069-A
PAL type
PAL type
A-7074-070-A
6-6. Replacing the EEPROM (IC456, IC457)
There are three methods to replace the EEPROM. Proceed the replacement steps in the following order.
1 Remove the old EEPROM from the DSC-F55/55E and install it to the new board.
2 When removal and installation of the old EEPROM as described in step 1 are difficult, make a backup copy of the data that is stored in the
2 When removal and installation of the old EEPROM as described in step 1 are difficult, make a backup copy of the data that is stored in the
old EEPROM and write the data into the new EEPROM.
3 When the procedure as described in step 2 is difficult, make a backup copy of the data that is stored in the EEPROM of other DSC-F55/
55E and write the data into the new EEPROM. If any correction of data is necessary, correct the data.
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