SONY BKSI-2020
Manual de Servicio

Section 1 Service Overview
1-1. Notes for Service
WARNING

1-2. Notes on Repair Parts
WARNING

Unplug the appliance at the replacement and the maintenance Touching the power contact portion or the primary winding circuit may cause electric shock. Turn off the power and unplug the appliance from the outlet before servicing. � For details of the board removal/installation and the switches/LEDs on the board, refer to the Installation Manual of this unit.

Use the specified part only Component marked ! are critical to safe operation. Therefore, specified parts should be used in the case of replacement. 1. Safety Related Components Warning Components marked ! are critical to safe operation. Therefore, specified parts should be used in the case of replacement. 2. Standardization of Parts Some repair parts supplied by Sony differ from those used for the unit. These are because of parts commonality and improvement. Parts list has the present standardized repair parts. 3. Stock of Parts Parts marked with �o� at SP(Supply Code) column of the spare parts list may be not stocked. Therefore, the delivery date will be delayed. 4. Units Representation The following represented units are changed or omitted in writing.
Units Capacitance Inductance Resistance Temperature µF µH � °C Representation uF uH Abbreviation XXX-DEG-C

n For the replacement of the IO-114 board, replace the board using its mounted circuit board. For the replacement of the ENC-29 board, please buy BKSI-2020 because the ENC-29 board is not preparated its mounted circuit board for spare parts.

BKSI-2020

1-1(E)