Denon DN-V300 - Professional DVD Player Manuale utente

SERVICE MANUAL

MODEL

DN-V200/V300

DVD VIDEO PLAYER

For U.S.A.,Canada

& Europe model

JAPAN

X-0201 V.02 DE/CDM 0501

注意

サービスをおこなう前に、このサービスマニュアルを

必ずお読みください。本機は、火災、感電、けがなど

に対する安全性を確保するために、さまざまな配慮を

おこなっており、また法的には「電気用品安全法」に

もとづき、所定の許可を得て製造されております。

従ってサービスをおこなう際は、これらの安全性が維

持されるよう、このサービスマニュアルに記載されて

いる注意事項を必ずお守りください。

● 本機の仕様は性能改良のため、予告なく変更すること

があります。

● 補修用性能部品の保有期間は、製造打切後 8年です。

Some illustrations using in this service manual are

slightly different from the actual set.

●

Please use this service manual with referring to

the operating instructions without fail.

●

For purposes of improvement, specifications and

design are subject to change without notice.

●

修理の際は､必ず取扱説明書を参照の上、作業を行って,

ください。

● 本文中に使用しているイラストは、説明の都合上現物

と多少異なる場合があります。

Professional business company

Ver. 2

DN-V200 / V300

SAFETY PRECAUTIONS

Thefollowingcheckshouldbeperformedforthecontinuedprotectionofthecustomerandservicetechnician.

LEAKAGE CURRENT CHECK

Beforereturningtheunittothecustomer,makesureyoumakeeither(1)aleakagecurrentcheckor(2)alinetochassis

resistancecheck.Iftheleakagecurrentexceeds0.5milliamps,oriftheresistancefromchassistoeithersideofthe

powercordislessthan460kohms,theunitisdefective.

LASER RADIATION

Donotstareintobeamorviewdirectlywithopticalinstruments,class3Alaserproduct.

(1)

(2)

500V

(1)

(2)

DN-V200 / V300

BLOCK DIAGRAM

DN-V200 / V300

SEMICONDUCTORS

Only major semiconductors are shown, general semiconductors etc. are omitted to list.

主な半導体を記載しています。汎用の半導体は記載を省略しています。

●IC's

ST72321 (IC 01)

DN-V200 / V300

BU2098F (IC 02)

NJM2068 (IC 03) 74VHC04 (IC 05)

ST202EBW (IC 09)

PIN CONFIGURATION

PIN DESCRIPTION

PlN No SYMBOL NAME AND FUNCTION

+ Positive Terminal for the first Charge Pump Capacitor

2 V+ Doubled Voltage Terminal

- Negative Terminal for the first Charge Pump Capacitor

+ Positive Terminal for the second Charge Pump Capacitor

- Negative Terminal for the second Charge Pump Capacitor

6 V- Inverted Voltage Terminal

7T2

OUT

Second Transmitter Output Voltage

8R2

Second Receiver Input Voltage

9R2

OUT

Second Receiver Output Voltage

10 T2

Second Transmitter Input Voltage

11 T1

First Transmitter Input Voltage

12 R1

OUT

First Receiver Output Voltage

13 R1

First Receiver Input Voltage

14 T1

OUT

First Transmitter Output Voltage

15 GND Ground

16 V

Supply Voltage

DN-V200 / V300

KA78L08A (IC 21)

KA79L08A (IC 22)

1.Output

2.GND

3.Input

1.Output

2.GND

3.Input

DN-V200 / V300

BH7862FS (IC 61)

BA7660FS (IC 62)

DN-V200 / V300

PT6315V18 (IC 71)

BLOCK DIAGRAM

DN-V200 / V300

●FL DISPLAY HNV-06SC15T (FIP1)

PIN CONNECTION

GRID ASSIGNMENT

ANODE CONNECTION

DN-V200 / V300

CUP11793 FRONT A/V UNIT ASS’Y COMPONENT SIDE

PRINTED WIRING BOARDS

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