Daewoo ami 729l инструкция

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AMI-729L/R

AMI-829L/R

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MINI COMPONENT SYSTEM

AMI-729L/R

AMI-829L/R

Table of Contents

SAFETY PRECAUTIONS…………………………………………………………………………….. 2

ADJUSTMENTS…………………………………………………………………………………………. 4

EXPLODED VIEW AND PARTS LIST ……………………………………………………………. 5

WIRING DIAGRAM ……………………………………………………………………………………… 8

BLOCK DIAGRAM ………………………………………………………………………………………. 9

SCHEMATIC DIAGRAM ………………………………………………………………………………. 10

POWER / AMP /TUNER / TAPE ………………………………………………………………………………………. 10

CD …………………………………………………………………………………………………………………………………. 11

CONTROL ………………………………………………………………………………………………………………………. 12

PCB PATTERN LAYOUT ……………………………………………………………………………. 13

ELECTRICAL PART LIST …………………………………………………………………………… 17

— 1 —

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Safety Precautions

WARNING

THIS APPLIANCE TO RAIN OR MOISTURE.

CAUTION :

TO PREVENT ELECTRIC SHOCK, DO NOT USE THIS POLARIZED AC
PLUG WITH AN EXTENSION CORD, RECEPTACLE OR OTHER OUTLET
UNLESS THE BLADES CAN BE FULLY INSERTED TO PREVENT BLADE
EXPOSURE.

THIS UNIT EMPLOYS A LASER. ONLY QUALIFIED SERVICE PERSONNEL
SHOULD REMOVE THE COVER OR ATTEMPT TO SERVICE THIS DEVICE
DUE TO POSSIBLE EYE INJURY.

CAUTION :

OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS
RADIATION EXPOSURE.

CAUTION :

PLUG TO WIDE SLOT, FULLY INSERT.

ATTENTION :

LA LAME LA PLUS LARGE DE LA FICHE DANS LA BORNE CORRESPON­DANTE DE LA PRISE ET POUSSER JUSQU’AU FOND.

: TO PREVENT FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE

CAUTION

RISK OF ELECTRIC SHOCKS

DO NOT OPEN

TO REDUCE THE RISK IF ELECTRIC SHOCK, DO NOT
REMOVE COVER (OR BACK). NO USER SERVICEABLE PARTS
INSIDE.
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.

THIS SYMBOL IS INTENDED TO ALERT THE USER TO THE
PRESENCE OF UNINSULTED «DANGEROUS VOLTAGE»

WITHIN THE PRODUCT’S ENCLOSURE THAT MAY BE

SUFFICIENT MAGNITUDE TO CONSTITUTE A RISK OF
ELECTRIC SHOCK TO PERSONS.

THIS SYMBOL IS INTENDED TO ALERT THE USER TO THE
PRESENCE OF IMPORTANT OPERATING AND MAINTENANCE
(SERVICING) INSTRUCTIONS IN THE LITERATURE
ACCOMPANYING THE APPLIANCE.

CAUTION

LASER SAFETY

USE OF ANY CONTROLS, ADJUSTMENTS, OR PROCEDURES

TO PREVENT ELECTRIC SHOCK, MATCH WIDE BLADE OF

POUR EVITER LES CHOCS ELECTRIQUES, INTRODUIRE

Important Safety Instructions

— All the safety and operating instructions should be read before
the appliance is operated.

— The safety and operating instructions should be retained for
future reference.

— All warnings on the appliance and in the operating instructions
should be adhered to.

— All operating and use instructions should be followed.

1. Water and Moisture — The appliance should not be

water — for example, near a bathtub, washbowl, kitchen sink,

used near

laundry tub, in a wet basement, or near a swimming pool,
and the like.

PORTABLE CART

Figure 2

only as recommended by the manufacturer.

ceiling

5. Ventilation — The appliance should be situated so
location or position does not interfere with
ventilation. For example, the appliance
on a bed, sofa, rug, or
ventilation
as a bookcase or cabinet that may impede the flow

through the ventilation openings.

6. Heat — The appliance should be situated away from
sources such as radiators, heat registers,
appliances (including amplifiers) that

7. Power Sources — The appliance should be
power supply only of the type
instructions or as marked

8. Grounding or Polarization — The precautions that
taken so that the grounding or

appliance is not defeated.

9. Power — Cord Protection — Power-supply cords
routed so that they are not likely to be
by items placed upon or
attention to cords at
point where

10.Protective Attachment Plug — The appliance is equipped with
an attachment plug having overload
safety feature.
resetting of
required, be sure the
replacement plug

same overload protection as the original plug.

11.Cleaning — The appliance should be cleaned only as
recommended by the manufacturer.

12.Power Lines — An outdoor antenna should be located
from power lines.

openings; or, placed in a built-in installation, such

protective device. If replacement of the plug is

2. Carts and Stands — The appliance
should be used only with a cart or
stand that is recommended by th
manufacturer.

3. An appliance and cart combination
should

be moved with care. Quick

stops, excessive force, and uneven
surfaces may cause the appliance

and

cart combination to overturn.

4. Wall or Ceiling Mounting — The appli-

ance

should be mounted to a wall or

its proper

should not be situated

similar surface that may block the

stoves, or other

produce heat.

connected to a

described in the operating

on the appliance.

polarization means of an

walked on or pinched

against them, paying particular

plugs, convenience receptacles, and the

they exit from the appliance.

protection. This is a

See Instruction Manual for replacement or

service technician has used a

specified by the manufacturer that has the

that its

should be

should be

of air

heat

away

— 2 —

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Safety Precautions

13.Outdoor Antenna Grounding — If an outside antenna
connected to the receiver be sure the antenna

system is

grounded so as to provide some protection against voltage
surges and built-up static
Electrical Code,
regard to

proper grounding of the mast and supporting

charges. Article 810 of the National

ANSI/NFPA 70, provides information with

structure, grounding of the lead-in wire to an antenna-dis
charge unit, size of grounding conductors,location of antenna­discharge unit, connection to grounding electrodes and
requirements for the grounding electrode. See Figure 1.

EXAMPLE OF ANTENNA
GROUNDING

GROUND CLAMP

ELECTRIC
SERVICE
EQUIPMENT

NEC — NATIONAL ELECTRICAL CODE

POWER SERVICE GROUNDING
ELECTRODE SYSTEM
(NEC ART 250 PART H)

ANTENNA LEAD
IN WIRE

ANTENNA DISCHARGE UNIT
(NEC SECTION 810-20)

GROUNDING CONDUCTORS
(NEC SECTION 810-21)

GROUND CLAMPS

14.Non-use Periods — The power cord of the appliance should be
unplugged from the outlet when left

unused for a long period

of time.

is

15.Object and Liquid Entry — Care should be taken so

that objects
do not fall and liquids are not spilled into the enclosure through
openings.

16.Damage Requiring Service — The appliance should

be

serviced by qualified service personnel when:
a) The power-supply cord or the plug has been
b) Objects have fallen, or liquid has been spilled

damaged; or

into the
appliance; or
c) The appliance has been exposed to rain; or

d) The appliance does not appear to operate
exhibits a marked change in

performance; or

e) The appliance has been dropped, or the

normally or

enclosure

damaged.

17.Servicing — The user should not attempt to service the
appliance beyond that described in the operating instructions.

All other servicing

should be referred to qualified service

personnel.

— 3 —

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Adjustments

TAPE SECTION

Input Level
Measurement
Point

Output Level

Measurement

Point

R-CH

47 kohm

Input Point

VTVM

Scope

L-CH

47 kohm

Test Tape be used

Tape Contents Use

MTT-111N 3 KHz Tape Speed Adjustment
MTT-114N 10 KHz Head Azimuth Adjustment

MTT-5511 Blank Record Frequency Property

HEAD ADJUSTMENT (AZIMUTH)

1. 10KHz test tape(example: MTT-114N) must be used for this adjustment.

2. Connect to VTVM or oscilloscope to the headphone jack or speaker terminal.

3. Press the play button.

4. Adjust the azimuth by using a screw driver to maintain the max. L&R output voltage.

5. Adjust tape A(1), tape B(2) respectively, Please secure the azimuth position by using locking paint.

RECORDING BIAS OSCILLATOR FREQUENCY ADJUSTMENT

1. Connect the frequency counter to TP603, GND.

2. Press the REC button.

3. Adjust L603 to obtain 80 KHz

Step Item Reference Value Test Tape Adjust Point Test Point Note FIG.

Normal

Tape Speed

1

Adjustment

High

2

Azimuth Adjustment
Recording Bias Oscilla-

tor Frequency Adjust-

3

ment

±

100Hz

TAPE ALIGNMENT CHART

3,015~3,025Hz MTT-111N RV601

3,000~3,010Hz MTT-111N RV601

5,820~6,180Hz MTT-111N — — — — — —

Maximum Level
Phase:Within90°

80 KHz±0.5

MTT-114N Head Screw

MTT-5511 L603

Line Out L/R
Channel

Line Out L/R
Channel

Shorted
TP601,
TP602

Line Out L/R
Channel

TP603,GND

Confirm Wow & Flut­ter is within 0.35%

Confirm Tape Speed
of end position after
adjustment at tape
start position

Confirm High speed
after normal speed
adjustment

Adjust with frequency
counter connected.

FIG.1

FIG.1

FIG.1

FIG.2,3,4

FIG.1

Adjust with Frequency

Test Tape : MTT-111N(3kHz)

MTT-5511(Blank)

Set

Frequency Counte

Output Level
Measurement Point

FIG. 1 : Tape Speed & Record Bias Oscillator

Frequency Adjust Circuit

L-CH

Screw
Angle

Peak

R-CH
Peak

within

1 dB

Output Level

L-CH
Peak

R-CH
Peak

within

1 dB

Screw Angle

FIG. 3 : Tape Azimuth Adjust Head Screw & Waveform

FIG. 2 : Tape Azimuth Adjust Location

FIG. 4 : Tape Azimuth Adjust Circuit & Waveform

Counter Connected

Forward

Side

Reverse

Side

(Record/Playback Head)

MTT-114N

(10kHz)

L-CH

Set

Screen Pattern

In Phase 45 90 135 180

Good Wrong

Oscilloscope

VH

Output Level
Measurement Point

— 4 —

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Exploded View and Mechanical Parts List

Model No:AMI-729L/R, 829L/R

— 5 —

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Exploded View and Mechanical Parts List

Model No:AMI-729L/R, 829L/R

NO PARTS NAME CODE NO. DESCRIPTIONS Q’TY REMARKS

1 WINDOW DOOR A/B

2 DOOR COVER A/B

3 DOOR FRAME A/B
4 SPRING DOOR EJECT L 9CD30080L0 STS 1

5 SPRING DOOR EJECT R 9CD30080R0 STS 1
6 CUSHION FOOT 9CD4207700
7 KNOB VOLUME 9CD1337000 MIPS 1

DAMPER BASE «B»

8

DAMPER GEAR «B»
LOCKER BASE

9

LOCKER CAM

LOCKER SPRING
10 KNOB JOG DIAL 9CD1336800 MIPS 1
11 BRKT SIDE 9CD2412900 ABS 2
12 PANEL FRONT 9CD0308000 MIPS 1
13 WINDOW FLT 9CD1616700 ACRYL 1
14 KNOB CONTROL «A» 9CD13399A0 MIPS 1
15 KNOB CONTROL «B» 9CD13399B0 MIPS 1
16 KNOB FUNCTION 9CD1340000 ACRYL 1
17 PLATE FILTER 9CD0911200 LEXAN (T=0.125) 1
18 KNOB CONTROL «C» 9CD13399C0 MIPS 1
19 GUIDE FLT 9CD2506300 ABS 1
20 RING REFLECTOR 9CD3103700 ACRYL 1
21 BADGE BRAND ABS,STAMPING 1
22 CASS DECK MECHA 9CD6007800 S/S ADR 243AMW 1 AUTO REVERSE
23 DOOR CD 9CD1811400 MIPS 1

9CD16166A0
9CD16166B0

9CD18115A0
9CD18115B0

9CD1809400
9CD1809500

9CD2603300
9CD2603290

9CD0B01400
9CD0B01500
9CD0B01600

ACRYL

MIPS

MIPS

URETHAN FOAM RUBBER

ABS
ACETAL

ABS
ACETAL
PW-1

1
1

1
1

1
1

3

2
2

2
2
2

24 CD DECK MECHA

25 COVER TOP
26 COVER SIDE «L» 9CD0409200 MIPS 1

27 COVER SIDE «R» 9CD0409300 MIPS 1
28 CHASSIS BOTTOM 9CD0607100 SECC T1.0 1
29 HEAT SINK N50 9CD4405800 AL 7.0T 1 AMI-829L(50W)
30 HOLDER AC CORD 9CD2303300 ABS 1

9CD6007100
9CD6006900

9CD0409600
9CD0409100

CMS FR3 B TYPE
DCC-01B

MIPS 1

— 6 —

1

W/O HOLE
WITH HOLE

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Exploded View and Mechanical Parts List

Model No:AMI-729L/R, 829L/R

NO PARTS NAME CODE NO. DESCRIPTIONS Q’TY REMARKS

31 COVER BACK 9CD0409813 MIPS 1
32 BRKT HEAT SINK 9CD2414600 SECC 1.0T 2 AMI-829L(50W)
33 BRKT HEAT SINK 9CD2414400 STS 1 AMI-829L(50W)
34 PLATE MICA «A» 9CD0910600 MICA 2
35 DECO MD DOOR 9CD1003100 MIPS 1
36 PLATE EON 9CD0911300 PVC 0.5T 1 DSP OPTION

S1 SCREW TAPTITE 7173261011 TT2 BIN 2.6X10 MFZN 12
S2 SCREW TAPTITE 7173301011 TT2 BIN 3X10 MFZN 15
S3 SCREW TAPTITE 7173301212 TT2 BIN 3X12 BK 25
S4 SCREW TAPTITE 7173400611 TT2 BIN 4X6 MFZN 8
S5 SCREW TAPTITE 7173300611 TT2 BIN 3X6 MFZN 5
S6 WASHER SCREW 9CD3102400 TT2 BIN 3X10+D14 1
S7 WASHER SCREW 9CD3102401 TT2 BIN 3X8+D10 4 AMI-829L(50W)
S8 SCREW TAPTITE 7173301412 TT2 BIN 3X14 BK 2 AMI-829L(50W)

P1 PCB CD 9CD6574800 197 X 123 X 1.6T 1
P2 PCB FRONT 9CD6580300 247 X 139 X 1.6T 1 AMI-829(50W)
P3 PCB MAIN 9CD6580500 319 X 197 X 1.6T 1 AMI-829(50W)
P4 PCB POWER 9CD6580600 106.5 X 88 X 1.6T 1 AMI-829(50W)
P5 PCD OPTICAL JACK 9CD6577800 29 X 21.5 X 1.6T 1

— 7 —

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WIRING DIAGRAM

Model No:AMI-729L/R, 829L/R

SN:9738832101 7P 250MM

SN:9738833900 10P 350MM

CW900

P/T

30W

SN : 9738835000 3P 260MM

CW704

50W

SN : 9738804300 7P 350MM

CW703

10P CONN PINSN : 9736407800

SN : 9736407600 13P CONN PIN

SN : 9738833700 8P 220MM

FUNCTION

CN400

CN401

CW601

CW602

CW600

CW400

FD701

IC702

TUNER

CN900

CW508

SN:9738840900 19P 110MM

Pick-Up

CW503CW501

CN502

CW502

CN509

CW507

CN502 SN:9738824100 2P 400MM

SN:9738840800 16P 250MM

PLAY
HEAD

R/P HEAD

CW401

CW402

SN : 9738834000 11P 150MM

SN : 9738834100 13P 100MM

— 8 —

CW508

MM

CN703CN704CN701

MM

CD MECHA. ASS’Y

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