Panasonic SA-BTT500EB / SA-BTT500EE / SA-BTT500EG / SA-BTT560EB / SA-BTT560EG / SC-BTT500EES Service Manual ▷ View online
101
14.3.2.
How to Clean the Lens of Optical Pick-UP
Figure 14-1
102
14.4. How to adjust the Traverse Unit/OPU
When replacing the mechanism unit, Digital P.C.B. or both, the drive adjustment is required. Refer below for information.
14.4.1.
List of Service Tools
14.4.1.1. Adjustment/Inspection Tools
• The above parts are supplied by AVC-CSC-SPC.
14.4.1.2. Commercial Tools Required
14.4.2.
Adjustment
When the unit is being manufactured in the factory, the drive adjustment value is initialized.
In the service mode, enter 4 digits password (4 5 3 6) after numeral keys (7& 1) are input on the remote control, then initialization
starts.
If password is entered by mistake, it will return to initial status in the service mode (SERV_).
In the service mode, enter 4 digits password (4 5 3 6) after numeral keys (7& 1) are input on the remote control, then initialization
starts.
If password is entered by mistake, it will return to initial status in the service mode (SERV_).
Figure 14-2
14.4.3.
In the Case of Necessity the Adjustment (The above initialization)
1. When the OPU is replaced
2. When the Traverse is replaced
2. When the Traverse is replaced
3. When the IC51301 (NAND-FLASH ROM IC) & BP4 IC on Digital P.C.B. is replaced.
No.
Part No.
Uses
Pcs.
Compatibility
1
RFKZ0139
Serial Cable (PC - BD Theatre)
1
Same as previous model
No.
Part No.
Uses
Pcs.
Compatibility
2
-
PC
1
-
3
-
Web camera
(For reading the QR code label pasted to the back of mechanism unit)
(For reading the QR code label pasted to the back of mechanism unit)
1
-
103
14.4.4.
The encryption between CPU & NAND-FLASH
The encryption processing is executed by this operation between BP4 IC and Nand-Flash IC.
Nand-Flash IC that executes the encryption cannot never be encrypted again with other BP4 IC.
When BP4 IC is exchanged, it is necessary to exchange Nand-Flash at the same time.
Nand-Flash IC that executes the encryption cannot never be encrypted again with other BP4 IC.
When BP4 IC is exchanged, it is necessary to exchange Nand-Flash at the same time.
Figure 14-3
104
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