Sony HCD-ECL77BT, Руководство по обслуживанию

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HCD-ECL77BT/ECL99BT
5
DESTINATION ABBREVIATIONS
The following abbreviations for model destinations are used in this
service manual.
• Abbreviations
AR :
Argentina model
BR : Brazilian model
CND : Canadian model
E2
: 120V AC area in E model
E4 : 220 – 240V AC area in E model
E51 : Chilean and Peruvian models
E93 : 240V AC area in E model
MX : Mexican model
RU : Russian model
CAPACITOR ELECTRICAL DISCHARGE PROCESSING
When checking the board, the electrical discharge is necessary for
the electric shock prevention.
Connect the resistor to both ends of respective capacitors.
• POWER Board
CE503, CE504
– POWER Board (Conductor Side) –
800
:
/2 W
(for CE504)
800
:
/2 W
(for CE503)
ABOUT PARTS REPAIR OF EACH BOARDS
When each boards installed in this unit are defective, individual
electrical parts that the mount is done cannot be replaced. When
each boards are defective, replace the mounted board or the whole
parts including an applicable board.
Printed wiring board and Schematic diagram that have been de-
scribed on this service manual are for reference.
NOTE THE REPLACING OF MAIN BOARD OR NFC
MODULE
When replacing the MAIN board or the NFC module, be sure re-
place both at the same time.
The MAIN board or the NFC module cannot replace with single.
TEST DISCS
Use following TEST DISC (for CD) when this unit con fi rms the
operation and checks it.
Part No. Description
3-702-101-01 DISC (YEDS-18), TEST
4-225-203-01 DISC (PATD-012), TEST
RELEASING THE DISC TRAY LOCK
The disc tray lock function for the antitheft of sample disc in the
shop is equipped.
Releasing Procedure:
1. Press the [
?/1
] button to turn the power on.
2. Press two buttons of the [
x
] and [
Z
] simultaneously for fi ve
seconds.
3. The message “UNLOCKED” is displayed on the fluorescent
indicator tube and the disc tray is unlocked.
Note: When “LOCKED” is displayed, the disc tray lock is not released by
turning power on/off with the [
?/1
] button.