Denon 2815 - DVM DVD Changer Service Manual download pdf (Page 28)

DVM-2815

NOTE :

The voltage for parts in hot circuit is measured using

hot GND as a common terminal.

Power Supply Block Diagram

AC1001

AC CORD

F1001

1A 250V

LINE

FILTER

L1001

D1001, D1002

D1004, D1005

Q1003

Q1008

Q1001

IC1001

ERROR

VOLTAGE DET

T1001

IC1006

(SHUNT REGULATOR)

SWITCHING

D1008

D1003

Q1002

Q1016

D1006

RECTIFIER

D1030

RECTIFIER

D1016

RECTIFIER

SWITCHING

CONTROL

LATCH

REG

BRIDGE

RECTIFIER

HOT

AV CBA

-REPLACE FUSE AS MARKED.

"Ce symbole reprèsente un fusible à fusion rapide."

CAUTION

FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,

REPLACE ONLY WITH THE SAME TYPE FUSE.

ATTENTION : POUR UNE PROTECTION CONTINUE LES RISQES

D'INCELE N'UTILISER QUE DES FUSIBLE DE MEMO TYPE.

RISK OF FIRE

"This symbol means fast operating fuse."

CN1001

CN1102

+1.5V

REG.

IC1002

HOT CIRCUIT. BE CAREFUL.

1 EV+1.5V

P-ON+9V

2 EV+1.5V

3 EV+1.5V

4 EV+3.3V

5 EV+3.3V

13 P-ON+5V

14 EV+9V

15 EV+9V

17 P-ON+3.3V

1F1

2F2

3-FL

4EV+9V

5EV+5V

6P-ON+3.3V

7 CHG+3.3V

8PWSW

P-ON+5V

P-ON+3.3V

Q1005

Q1015

Q1004

Q1010

Q1012

Q1014

Q1011

CAUTION !

Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit.

If Main Fuse (F1001) is blown, check to see that all components in the power supply

circuit are not defective before you connect the AC plug to the AC power supply.

Otherwise it may cause some components in the power supply circuit to fail.

TO CN401

TO CN3102

7P-ON+3.3V

6P-ON+3.3V

3P-ON+9V

CN1603

TO CN7101

SCHOTTKY

BARRIER

SCHOTTKY

BARRIER

http://www.xiaoyu163.com

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