Panasonic Lumix DMC-GF3EB, Руководство по обслуживанию

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3.2.1.3. About Main P.C.B. (Ref. 1)
1. This Service Manual does not contain the following repair service information for “MAIN P.C.B.”(Ref.1), because it requires
special facilities and equipment.
a. Schematic diagram, Block diagram and P.C.B. layout.
b. Parts list for individual parts.
2. When a part replacement is required for repairing “MAIN P.C.B.”, replace as an assembled P.C.B. parts.
As for handling the defected P.C.B.s, contact the sales company service depart.
*MAIN P.C.B. (VEP56141A: PP/PC/EE/GC/GD/GH/GK/GN/GT/SG)
*MAIN P.C.B. (VEP56141B: EB/EC/EF/EG)
Important (About Main P.C.B.):
1. Before exchanging the "MAIN P.C.B.", the performances must be carefully checked, by following the "7.Troubleshooting
Guide" section of this service manual.
2. Before replacing the "MAIN P.C.B.", proceed the EEPROM data backup from the unit. After replacing the MAIN P.C.B., over-
write the EEPROM data with backup data from the unit first, then proceed the adjustment /inspection.
If it is impossible to make a data backup due to the unit does not turns on the power and so on, additional adjustment (using
the light box) is required.
Refer to the adjustment instruction in the adjustment software for details.
3. The full adjustment must be performed after replacing the "MAIN P.C.B.", otherwise Picture quality can not be meet with spec-
ification.