TEAC MCDV-250 Service manual

MC-DV250

DVD Home Theater System

PC board shown are viewed from parts side.

The parts with no reference number or no parts number

in the exploded views are not supplied.

As regards the resistors and capacitors, refer to the

circuit diagrams contained in this manual.

!

Parts marked with this sign are safety critical

components. they must be replaced with identical

components - refer to the appropriate parts list and

ensure exact replacement.

[E]: EUROPE [UK]: U.K. [A]: AUSTRALIA

[CN]: CHINA [HK]: HONG KONG

1 SPECIFICATIONS

2 ADJUSTMENT AND CHECKS

3 EXPLODED VIEW AND PARTS LIST

4 PC BOARDS AND PARTS LISTS

5 INCLUDED ACCESSORIES

2

3

4

9

22

MC-DV250

1 SPECIFICATIONS

DVD Player

Pickup :

Signal System :

Video signal horizontal resolution :

Video signal-to-noise-ratio :

Audio frequency response :

Audio signal-to-noise ratio :

Dynamic range :

S-Video output

Y (luminance) - Output level :
C (color) - Output level :
Jack :

Video output

Output level :
Jack :

Component video output (Y, PB, PR)

Y-Output level :
PB, PR-output level:
Jacks :

AV connector

Jack :

Semiconductor laser, wave length 650/790 nm

More than 480 lines (DVD)

20 Hz ~ 20 kHz (+1/-3dB)

Amplifier

Output Power :

(Stereo, 0.7% THD, 20 Hz TO 20 kHz, 6 ohm)

Total Harmonic Distortion:

Audio Input sensitivity/impedance:

Output level/impedance (TAPE REC)

Frequency Response :
Signal-to-noise Ratio :
Tone control :

0.09% (at 25 W, 1kHz, 6 ohm)

* LINE 20 Hz to 28kHz, +0 /-3 dB

BASS: +/- 10dB at 100Hz

TREBLE +/- 10dB at 10 kHz

NTSC / PAL

More than 50 dB (DVD)

62 dB

80 dB

1 Vp-p (75 ohm)

286 mVp-p (75 ohm)

S-VIDEO jack

1 Vp-p (75 ohm)

RCA jack

1 Vp-p (75 ohm)

0.7 Vp-p (75 ohm)
RCA jacks

SCART

25 W + 25 W

*LINE: 400mV/47 ohm

180 mV/ 2.2ohm

* LINE 80 dB (IHF-A)

General (Main unit)

Power requirements :

AC 230V, 50Hz (Europe/U.K/Hong Kong model)

Power consumption :

Dimension (W x H x D ):

Weight (net) :

AC 220V 50 Hz (China model)

AC 240V, 50Hz (Australia model)

95 W (STAND BY: 1W)

Speakers System ( L & R)

Input Power :

Unit :
Impedance :

Dimension (W x H x D ):

Weight (net) :

Active Subwoofer

Unit :
Impedance :

Output Power:
Dimension (W x H x D ):

Weight :

Accessories

AM loop Antenna x 1
FM T-type Antenna x 1
FM Matching Transformer x 1
Speaker Cable x 2
Subwoofer cable (RCA) x1
Remote Control Unit x 1 (RC-965)
Batteries (AAA, R03, UM-4) x 2
Owner Manual x 1

360 x 102 x 275 mm

5.4 kg

30 W maximun

2.5 cm / 8 cm cone type
6 ohm

110 x 220 x 100 mm

1 kg

16.5 cm cone type
4 ohm

50 W

200 x 297 x 315 mm

7.0 kg

FM Tuner (Without notes 100.1 MHz, 65 dBf)

Tuning Range :

Total Harmonic Distortion (1 kHz) :

Frequency Response :

Stereo Separation (1 kHz) :
Signal-to-Noise Ratio :

87.5 ~ 108.0 MHz (50 kHz steps)
Mono : 0.5%
Stereo: 0.8%

30 Hz to 15 kHz, +/- 3dB

Mono: 55 dB

Stereo: 45 dB

AM Tuner

Tuning Range :

Usable Sensitivity :

Total Harmonic Distortion :

Signal-to-Noise Ratio :

2

522 ~ 1611 kHz (9 kHz steps)

500 uV/m

1.5% at 100 dB/m
40 dB at 100 dB/m

40 dB

LINE means: TAPE PLAY, AUX

*

Design and specifications are subject to change without notice.

Weight and dimensions are approximate.

2-1 Adjustments

MC-DV250

2 ADJUSTMENTS AND CHECKS

ITEM

1. FM Output Level

2.FM Auto Stop Level

3. FM Stereo Separation

4. AM Output Level

5. AM Auto Stop Level

SG GENERATOR SETTING

MODULATION

1 kHz

40 kHz deviation

1 kHz

40 kHz deviation

1 kHz

MAIN: 53.5%

PILOT: 10%

400Hz

30% modulation

400Hz

30% modulation

OUTPUT

60 dBu

60 dBu

74 dBu

FREQUENCY

SETTING

98.1 MHz

98.1 MHz

98.1 MHz

999 kHz

999 kHz

ADJUSTMENT

POINTS

Check

SVR01

SVR02

Check

SVR03

SPECIFICATION

500 +/- 100mV

(47 k ohm load)

20 +/- 6 dBu

30 dB min

165 +/- 55 mV
(47 k ohm load)

55 +/- 15 dBu

13

AM AUTO STOP LEVEL ADJ

SVR03

1

Fig. 2-2

FM STEREO SEPARATION ADJ

SVR02

SVR01

FM AUTO STOP LEVEL ADJ

3

MC-DV250

40

3. EXPLODED VIEWS AND PARTS LIST

EXPLODED VIEW 1

2

33

3

39

41

4

11

30

13

10

34

42

26

27

32

28

24

25

35

36

21

23

43

29

1

5

45

38

7

6

22

44

9

8

16

47

12

46

15

17

18

37

31

14

49

48

20

19

4

EXPLODED VIEW-1

REF. NO

1-1

1-2

1-3

PARTS NO.

3037210281010
3037210281030
3007210491000
3007210491010
5127210551000Z

DESCRIPTION

CASE, BOTTOM [E, UK,A,HK].
CASE, BOTTOM [CN]
CABINET, TOP [E,UK]
CABINET, TOP [A,CN,HK]
DECORATION, POWER

MC-DV250

REMARKS

1-4
1-5
1-6
1-7
1-8

1-9
1-10
1-11
1-12
1-13

1-14
1-15

1-16

1-17
1-18
1-19

1-20

1-21
1-22
1-23
1-24

5090212521000Z
5077212013000
4070210801000
4010212026000
7028063322010

4147210011000
5077212023000
4317212101000
G4062C1111000
G600000010020

G602404C0600Y
3207211506000
3207211506010
3207211506040
3207211506020

E903114110010
E903114110010
G040404204220
G600010003020
E100151300010

G602405A2040Y

4010212016000
2120210738000
G401323A0000Y
4010212006000

BUTTON, FUNCTION-L
WINDOW, DISC
SUPPORTER, LED
BRACKET, VFD
FRONT PCB ASSY

STAND, VFD
WINDOW, VFD
COVER, VENTILATION
JACK, MODULAR
TERMINAL, RCA 1PIN

TERMINAL, RCA 4PIN
CHASSIS, BACK [E,UK]
CHASSIS, BACK [A]
CHASSIS, BACK [CN]
CHASSIS, BACK [HK]

TUNER, KST-ML114MS1-A10 [E,UK]
TUNER, KST-ML014MS1-A10 [A,CN,HK]
SW , PUSH
TERMINAL, RCA1PIN
MODULE, GP1FA513TZ

TERMINAL, RCA 4PIN

BRACKET, PHONE JACK
HEAT SINK
JACK, D3.5
BRACKET, FAN

1-25
1-26
1-27
1-28
1-29

1-30
1-31

1-32
1-33
1-34
1-35
1-36

G720420100010
3210210766000
8030803000010
5047210421000
4050211065000

!

4380210002000

!

L068040014050

!

L068040350011

!

L068040230050

!

L068020140011

5200210182000
1200210069000
3070210226000
1150210017000
1150210027000

FAN, DC
FRAME, MAIN
DVD LOADING MECHA
DOOR, TRAY
CUSHION, FLT GUIDE

STOPPER, AC CORD
CORD ASSY [E]
CORD ASSY [UK,HK]
CORD ASSY [A]
CORD ASSY [CN]

FILTER, LED
SPONGE, BTN
SHIELD, DSP
NON STEEL, FOIL
NON STEEL, FOIL

5

MC-DV250

EXPLODED VIEW-1

REF. NO

1-37
1-38
1-39
1-40
1-41

1-42

1-43
1-44

PARTS NO.

1200210075000
1200210085000
4300210072000
5090212531000Z
7028063323010

!

8200660700090

!

8200660700110

!

8200660700120
7028063313010
F320550001060

DESCRIPTION

SPONE
SPONE
SPACER, PC SHEET
BUTTON, FUNCTION-R
KEY PCB ASSY

POWER TRANSFORMER 230V [E,UK,HK]
POWER TRANSFORMER 240V [A]
POWER TRANSFORMER 220V [CN]
HEADPHONE PCB ASSY
POSISTOR, P43T5D100BW500

REMARKS

1-45

1-46

1-47

1-48
1-49

7028063321010
7028063321030
7028063321050
7028063324010
7028063324020

7028063311010
7028063311020
7028063311040
7028063312010
7028063314010

DSP PCB ASSY [E,UK]
DSP PCB ASSY [A,HK]
DSP PCB ASSY [CN]

VIDEO PCB ASSY [E,UK]

VIDEO PCB ASSY [A,CN,HK]

MAIN PCB ASSY [E,UK,HK]
MAIN PCB ASSY [A]
MAIN PCB ASSY [CN]

AMP PCB ASSY

REGULATOR PCB ASSY

6

EXPLODED VIEW 2

MC-DV250

9

17

19

X12

1

20

4

16

16

16

12

11

6

21

21

15

3

13

6

18

14

9

5

9

7

10

8

7

10

8

9

9

7

7

2

10

8

7

MC-DV250

EXPLODED VIEW-2

REF. NO

2-1

2-2

2-3
2-4
2-5

PARTS NO.

89520DV250010
89520DV250020
89520DV250030
89520DV250050
89520DV250060

DESCRIPTION

CABINET ASSY
BOTTOM BOARD
FRONT PANEL
LENS
DUCT-ABS

REMARKS

2-6
2-7
2-8

2-9

2-10

2-11

2-12
2-13
2-14

2-15

2-16

2-17

2-18

2-19

2-20

2-21

89520DV250070
89520DV250080
89520DV250090
89520DV250100
89520DV250110

89520DV250120
89520DV250130
86520DV250140

!

89520DV250150

!
!
!

89520DV250160
89520DV250170
89520DV250180
89520DV250190

89520DV250200

89520DV250220
89520DV250230

DUCT-PAPER
FOOT
RUBBER FOOT
SCREW 3.5x16MM
SCREW 3.5x5BMM

VOLUME KNOB
POWER KNOB
WOOFER UNIT
POWER CORD [E]
POWER CORD [UK, HK]
POWER CORD [A]
POWER CORD [CN]

GASKET EVA /WF
GASKET F/PANEL
FELT - 180x630x20T
SERIAL NO.LABEL

SUBWOOFER - AMP ASSY

SUBWOOFER - FRONT PCB ASSY
SCREW 3x9MM

8

KEY PCB ASSY

REF. NO

CP208
LED403,405
LED404
Q402-405

PARTS NO.

7028063323010
L130623200620
K500036000080
K500033000020
J522010200210

4 PC BOARDS AND PARTS LIST

DESCRIPTION

KEY PCB ASSY
CN FPC, 6232-06P
LED, HL-30CNBLU (BLUE)
LED, HL-30CNYUF2T (YEWLOW)
TR - CHIP KRC102S

REMARKS

MC-DV250

SW401-410

G180040500010

FRONT PCB ASSY

REF. NO

CN208
FLT401
FLT401
IC401

LED401
LED401

Q401
RS401

PARTS NO.

7028063322010
L130623200620
4010212026000
K530127400010
J127631500010

4070210801000
K500036000080

J522010200210
E940233800010

HEADPHONE PCB ASSY

REF. NO

D501,502

JACK501

L501,503-505

PARTS NO.

7028063313010
4010212016000
K005041480020
G401323A0000Y
D340160800060

SW, TACT SKHV10910D01

DESCRIPTION

FRONT PCB ASSY
CN FPC, 6232-06P
BRACKET, VFD
DISPLAY, FIL HNA-12SM74T
IC - PT6315

SUPPORTER, LED
LED, HL-30CNBLU (BLUE)

TR - CHIP KRC102S
MODULE, REMOCON NJL23H380A

DESCRIPTION

HEADPHONE PCB ASSY
BRACKET, PHONE JACK
DIODE CHIP - 1N4148W
JACK, D3.5
COIL BEAD - MB160808-0120H

REMARKS

REMARKS

VIDEO PCB ASSY

REF. NO

IC301

JACK301
JACK302

JACK303

Q302,304,306,

Q308,310,312,
Q314,316,318,320

Q313

Q315
Q336-344

PARTS NO.

7028063324010
7028063324020
J040744053040
G602404C0600Y
G600000010020

G40621C111000
J5201504Y0210

J5001268B0050

J5023198Y0000
J520010200210

DESCRIPTION

VIDEO PCB ASSY [E,UK]
VIDEO PCB ASSY [A,CN,HK]
IC - MM74HC4053MX
TERMINAL, RCA 4PIN
TERMINAL, RCA 1PIN

JACK, MODULAR
TR - CHIP KTA1504Y

TR - KTA1268BL

TR - KTC3198Y
TR - CHIP KRA102S

REMARKS

9