Delta DV-3200 Manuale utente

PLL SYNTHESIZER STEREO RADIO WITH

COMPACT DISC PLAYER DIGITAL

S-M

SCN

RPT

SHF

OPEN

DV D/CD/MP3 P L AYER

PWR

REG

AMS/

PUSH

SE L

5 6

PTY

ENT

MU T

MOD

BND

CONTENTS

Page

Disassembly Instructions ........................................................................................................................................ 3

Disassembly Diagram............................................................................................................................................. 4

Operation Check..................................................................................................................................................... 5

Block Diagram ........................................................................................................................................................ 6

Alignment Locations ............................................................................................................................................... 7

Alignment Procedures ............................................................................................................................................ 8

Printed Circuit Boards........................................................................................................................................... 10

Exploded Views (Panel)........................................................................................................................................ 20

Exploded View Parts Lists (Panel)........................................................................................................................ 21

Exploded Views (Cabinet) .................................................................................................................................... 22

Exploded View Parts Lists (Cabinet) .................................................................................................................... 23

Schematic Diagram .............................................................................................................................................. 25

Electrical Parts List ............................................................................................................................................... 30

Specifications........................................................................................................................................................ 37

DISASSEMBLY INSTRUCTIONS

1. Using the unlock key that came with the unit or a similar tool, unlock the Mounting Box and remove toward the

rear of the unit.

2. Remove two screws (A) located on the rear of the top cabinet then remove the Top Cabinet.

3. Remove two screw (B) located on the rear of the bottom cabinet then remove the Bottom Cabinet.

4. Remove the screw (C) and (D) from on the left side of the U bracket.

Remove the screw (E) and (F) from on the right side of the U bracket.

5. Take out the Panel and remove the Ring.

6. Remove the screw (G) from on the front side of the base and remove two screws (H) from under the front

deck bracket then remove the Front Deck Bracket.

Remove two screws (I) from under the rear deck bracket then remove the Rear Deck Bracket.

7. Remove two screws (J) from on the Heat Sink then remove the Spring Sheet.

8. Remove five screws (K) from on the Heat Sink then remove the Heat Sink.

9. Remove two screws (L) from each side of the base then remove the Base.

10. Remove two screws (M) from on the back of the U bracket then remove the DC FAN 12V.

Remove two screws (N) from on the back of the U bracket then remove the Wire Clip.

11. Remove three screws (O) from under the main board then remove the Main Board.

DISASSEMBLY DIAGRAM

OPERATION CHECK

GENERAL SPECIFICATIONS OF SIGNAL

Standard frequency

Signal output

Modulation

FM Stereo

98.1 MHz (87.5, 108 MHz)

1000 kHz (522, 1620 kHz)

200 kHz (144, 288 kHz)

1 mV

5 mV

400 Hz 30% MOD.

1 kHz 75 kHz DEV.

90%forLonlyor

Ronlypilotlevel10%

AF output level FM/MW/LW

Power source voltage DC 14.0V (Backup voltage is the same as this)

AF load impedance 4 ohm pure resistance

Balance Center position of level

Tone Center position

The signal strength read in this section is voltage on the antenna.

TestDiagram

4-SPEAKER

VTVM

DISTORTION

METER

2-SPEAKER

FRONT

SPK.

FL.

RL.

SPR.

MAIN UNIT

AM SG

VTVM ANTANNA

DUMMY

FM SG

MODULATOR

STEREOS

MPX

ANT

FRONT

SPK.

SPE.

FR.

RR.

4-SPEAKER

SPK.

2-SPEAKER

POWER ANTANNA

ACC (DV14.4V)

GROUND

BACK UP (14.4V)

BLOCK DIAGRAM (RADIO SECTION)

BLOCK DIAGRAM (DVD SECTION)

ALIGNMENT LOCATIONS

MITSUMI TUNER

ALIGNMENT PROCEDURES

FM ADJUSTMENT

Equipment Required

zAM IF/RF signal generator

zSolid-state voltmeter (SSVM)

zRegulated DC power supply

z2-CH voltmeter

zDistortion meter

FM Alignment Using FM Signal Generator

Note: Press the radio power switch to on the radio. Signal generator output must be kept as low as possible

to avoid overload and clipping.

Step Generator

Coupling

Generator Display

Setting

Adjustment Remarks

Stereo

Separation

Signal

Generator

to antenna

receptacle

98.1 MHz

Int. 1 kHz

Dev. 75 kHz

L+R = 90 %

pilot = 10 %

98.1 MHz

VR1

Adjust AF

output power

at maximum

separating

more than 30 dB

FM SNC

Adjustment

98.1 MHz

Dev. 75 kHz

L+R=90 %

Int. 1 kHz

60dBµV output

98.1 MHz

@ 40 dBµ

98.1 MHz

VR2

Stereo Separation

25 dB (±5 dB)

Stop

SENS.

Signal Generator

to antenna

receptacle

98.1 MHz

Mod. 1kHz

Dev 75kHz

98.1 MHz

VR3

Adjust AF to

stop station.

Note: The tuner module is well-adjust and adjustment is not recommended.

PRINTED CIRCUIT BOARDS

MAIN BOARD

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