DOWNLOAD Panasonic SA-BTT770EG / SA-BTT770EP / SA-BTT775EB / SA-BTT775EE / SA-BTT775GN / SC-BTT775EEK Service Manual ↓ Size: 20.46 MB | Pages: 127 in PDF or view online for FREE

Model
SA-BTT770EG SA-BTT770EP SA-BTT775EB SA-BTT775EE SA-BTT775GN SC-BTT775EEK
Pages
127
Size
20.46 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / BLU-RAY DISC HOME THEATER SOUND SYSTEM
File
sa-btt770eg-sa-btt770ep-sa-btt775eb-sa-btt775ee-sa.pdf
Date

Panasonic SA-BTT770EG / SA-BTT770EP / SA-BTT775EB / SA-BTT775EE / SA-BTT775GN / SC-BTT775EEK Service Manual ▷ View online

117
11.2. Checking & Repairing D-Amp
P.C.B.
11.2.1.
Checking & Repairing of D-Amp 
P.C.B. (Side B)
Step 1 Remove Top Cabinet.
Step 2 Remove D-Amp P.C.B..
Step 3 Remove D-Amp Heatsink.
Step 4 Place D-Amp P.C.B. onto Bottom chassis.
Step 5 Connect 3P Cable at the connector (CN5401) on D-
Amp P.C.B..
Step 6 Connect 4P Cable at the connector (CN5400) on D-
Amp P.C.B..
Step 7 Connect 18P FFC at the connector (CN5402) on D-Amp 
P.C.B..
Step 8 Proceed to check & repair side B of D-Amp P.C.B..
11.2.2.
Checking & Repairing of D-Amp 
P.C.B. (Side A)
Step 1 Remove Top Cabinet.
Step 2 Lift up the Lead Clamper.
Step 3 Detach 3P Wire at the connector (CN5401) on D-Amp
P.C.B..
Step 4 Remove 2 screws.
118
Step 5 Remove 3 screws.
Step 6 Release the tab at the side of Rear Panel in the direc-
tion of arrow.
Step 7 Slightly lift up to remove D-Amp P.C.B..
Step 8 Flip the D-Amp P.C.B. and position it according to dia-
gram shown.
Step 9 Place D-Amp P.C.B. on an insulated material.
Step 10 Connect 3P Cable at the connector (CN5401) on D-
Amp P.C.B..
Step 11 Proceed to check and repair Side A of D-Amp P.C.B..
119
11.3. Checking & Repairing SMPS
P.C.B.
Step 1 Remove Top Cabinet.
Step 2 Lift up the Lead Clampers.
Step 3 Release Red Wire (TL10) & Black Wire (TL20) from the
Wire Clamper.
Step 4 Remove 4 Screws.
Step 5 Connect 10P Extension FFC (RFKZBTT270K2) from
CN2004 to JW2.
Step 6 Lift up the SMPS P.C.B..
120
Step 7 Flip the SMPS P.C.B and position it according to dia-
gram shown.
Step 8 Place SMPS P.C.B on insulated material.
Step 9 Proceed to check and repair SMPS P.C.B..
11.4. Checking & Repairing Panel
P.C.B.
Step 1 Remove Top Cabinet.
Step 2 Remove Front Panel Assembly.
Step 3 Remove Wi-Fi P.C.B..
Step 4 Remove the Panel P.C.B..
Step 5 Position the Panel P.C.B & Front Panel Block Assembly
according to diagram shown.
Step 6 Connect 13P Extension FFC (RFKZBTT270K1) from 
CN2002 to P6001.
Step 7 Connect 5P Cable to the connector (CN2001) on Digital
P.C.B..
Step 8 Proceed to check & repair Panel P.C.B..
11.5. Checking & Repairing of AV
P.C.B.
Step 1 Remove 3 screws.
Step 2 Release the tabs of the right side of the Rear Panel in
the direction of arrow.
Step 3 Remove the AV P.C.B according to direction of arrow
shown.
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