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AVH-280BT/XNUC
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1.2 NOTES ON DISASSEMBLY / ASSEMBLY
Confirm the shorting-solder.
Remove the flexible flat cable.
Shorting-solder land
for CD
Shorting-solder land
for DVD
Before disassembling the unit, be sure to turn off the power. Unplugging and plugging the connectors during power-on
mode may damage the ICs inside the unit.
Please be sure to conduct line process to original status if you make assembling after repair.
The shorting-solder protects the laser diode (LD) from the static electricity. When replacing the DVD Mechanism
Module, please take an appropriate treatment (shorting-solder) by referring to the procedure below.
1. Procedure for removing the DVD Mechanism Module of the product
(1) To protect the LD, short-circuit the solder while the Mechanism Module remains connected to the product.
Short-circuit the solder to be ready to remove
the DVD Mechanism Module.
Confirm that the Mechanism Module
is connected to the product.
(2) After confirming the shorting-solder has been done securely, remove the DVD Mechanism Module of the product.
2. Procedure for connecting the DVD Mechanism Module to the product
For the Mechanism Module which is provided as service part, the shorting-solder has been done to protect the LD.
When replacing the Mechanism Module, please connect it to the product at first and then
remove the shorting-solder in reverse order of the previous procedure for removing.
Check the location for the shorting-solder.