TEAC MCDX-22-I, MCDX-220-I Service manual

MC-DX220i/MC-DX22i

MICRO Hi-Fi 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.
Parts of [ ] mark can be used only with the version designated.

[E]: Europe [UK]: U.K - MC-DX220i

[T/C]: USA - MC-DX22i

1 SAFETY INFORMATION
2 SPECIFICATIONS

3 ADJUSTMENT AND CHECKS

4 EXPLODED VIEW AND PARTS LIST

5 PC BOARDS AND PARTS LISTS

6 WIRING DIAGRAM

7 INCLUDED ACCESSORIES

2

3

4

6

10

20

22

MC-DX220i/MC-DX22i

1 SAFETY INFORMATION

SAFETY INFORMATION

This product has been designed and manufactured according to FDA regulations " title 21, CFR, chapter 1,subchapter J,based on

The Radiation Control for Health and Safety Act of 1968" and is classified as class 1 laser product. There is not hazardous

invisible laser radiation during operation because invisible laser radiation emitted inside of this product is completely confined

in the protective housings. The label required in this regulation is shown .

CAUTION

USE OF CONTROLS OR ADJUSTMENT OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY

HAZARDOUS RADIATION EXPOSURE.RESULT IN

DO NOT REMOVE THE PROTECTIVE HOUSING USING SCREWDRIVER.
IF THIS PRODUCT DEVELOPS TROUBLE, MAKE A CONTACT WITH OUR SERICEMAN, AND DO NOT USE THE PRODUCT A TROUBLED

STATE.

1

1

FOR U. S.A.

Opt ical pi ckup:
Type : D A23Z1
Man ufact urer : SA NYO Ele ctric -Co., L td
Las er outp ut : Less t han 0.5 m W on the ob jecti ve lens
Wavelength : 765 - 815 nm

2

MC-DX220i/MC-DX22i

2 SPECIFICATIONS

Amplifier Section

Output Power (L+R)
Output Power Subwoofer:

Input Sensitivity
Frequency Response :

5W + 5W
15 W

300mV
50 to 20,000 Hz

Tuner Section (FM)

Frequency Range
Sensitivity (S/N30dB)

87.5 MHz to 108.0 MHz
20dBuV

Tuner Section (AM)

Frequency Range

Sensitivity (S/N20dB)

520 to 1710 kHz (USA)
522 to 1620 kHz (EUR/UK)
54dBuV/m

CD Player Section

Frequency Responce
Signa-to-Noise Ratio
Wow and Flutter

20 to 20,000 Hz (+/-1dB)
55 dB
Unmeasurable

SPEAKER SYSTEM Section

L & R speaker :
Type :
Impedance :

Full range flat type
4 ohms

Standard Accessories:

Remote control unit x 1
Battery for remote control unit x 1
Subwoofer cable x 1
Speaker cable x 2

FM antenna x 1

AM antenna x 1
Stereo mini plug cable x 1

Dock adaptor x 8
(adaptor “60GB(color)+ Photo 40GB/60GB” premounted)
Cover for the dock x 1

Wall mount brackets x 4
Screw (short) x 8

Screw (long) x 4
Tape plastic wall anchor x 4

Guide sheet for wall mounting x 2

Owner s manual x 1
Warranty card x 1
Quick guide for connection x 1

Subwoofer:
Impedance :

8 ohms

GENERAL

Power Requirements:

Power Consumption:

Dimension (W x H x D ):

Weight: (net)

Design and specifications are subject to change without notice.
Illustrations may differ slightly from production models.
Weight and dimensions are approximate.

AC120V, 60 Hz (USA)
AC230V, 50 Hz (EUR/UK)
80 W

Main Unit 255 x 169.5 x 115 mm
L & R Speaker 210x 169.5 x 81mm

Subwoofer 160 x 245 x 335mm

Main Unit 1.4 kg
L & R Speaker 0.7 kg(each)
Subwoofer 5.3 kg

3

MC-DX220i/MC-DX22i

3 ADJUSTMENTS AND CHECKS

3-1 TUNER SECTION

Use a screwdriver with a plastic or ceramic grip for all adjustment.

3-1-1 FM adjustment

1. Set the function switch to the FM position.

2. Connect the signal generator output through a 75 ohm dummy
antenna to "ANT" on TUNER PCB.

3. Connect the oscilloscope to the speaker terminal.

4. Set the signal generator as listed in the alignment chart.

3-1-2 AM adjustment

1. Set the function switch to the AM position.

2. Connect the test loop antenna across the output of the signal generator.

3. Connect the oscilloscope to the speaker terminal.

4. Set the signal generator as listed in the alignment chart.

3-2 Adjustment and Test Points

SVC 202

TUNER

T20 6

T20 4

T20 3

RADIO PCB

4

3-2-1 AM alignment chart

MC-DX220i/MC-DX22i

ITEM

AM

1. IF adjustment

2. AM band

3. Tracking

SG SETTING

455kHz

1kHz, 30% mod

520kHz (USA)
522kHz (EUR/UK)
1kHz, 30% mod

600kHz (USA)

603kHz (EUR/UK )

1kHz, 30% mod

1710kHz (USA)
1620kHz (EUR/UK)

1kHz, 30% mod

Repeat step 3 to obtain best tracking

TUN ER SETTING

1710kHz (USA)
1620kHz (EUR/UK)

520kHz (USA)

522kHz (EUR/UK)

600kHz (USA)
603kHz (EUR/UK)

17100kHz (USA)
1620kHz (EUR/UK)

ADJUS TMENT POINT

T203

T206

T204

SVC 202

ADJUS TMENT

Center for max. output.

Adjust for max. output
and best waveform.

3-3 CD SECTION

Auto alignment.

5

MC-DX220i/MC-DX22i

4. EXPLODED VIEWS AND PARTS LIST

EXPLODED VIE

W

-1

6

EXPLODED VIEW-1

REF. NO

1-1

1-2

PARTS NO.

56-04DX2200B010
56-04DX2200A010
56-04DX2200B020
56-05DX2200B010
56-05DX2200A010

DESCRIPTION

FRONT CABINET - BLACK [E]
FRONT CABINET - SILVER [E,UK]
FRONT CABINET - BLACK [T/C]
REAR CABINET - BLACK [E,T/C]
REAR CABINET - SILVER [E,UK]

MC-DX220i/MC-DX22i

REMARKS

1-3

1-4

1-5

1-6

1-7

1-8

1-9

1-10

1-11

1-12
1-13
1-14

56-07DX2200B010
56-07DX2200A010
56-07DX2201B000
56-07DX2201A000
56-07DX22039000

56-07DX2204B000
56-07DX22048000
56-07DX22I4B000
56-07DX2205B000
56-07DX22058000
56-07DX22I5B000

56-14DX2200B010
56-14DX2200A010
56-22DX2200B000
56-22DX2200A000
61-68CD10I00020

56-22DX2201B000
56-22DX22018000
56-22DX22I1B000
56-22DX2202B000
56-22DX2202A000
56-22DX22I2B000

56-24DX01500000
56-24DX01510000
56-54DX2200B000
56-54DX2200A000
56-54DX22I0A000

IPOD FRONT CABINET - BLACK [E,T/C]
IPOD FRONT CABINET - SILVER [E,UK]
IPOD BOTTOM CABINET - BLACK [E,T/C]
IPOD BOTTOM CABINET - SILVER [E,UK]
CD DESK BRACKET

REMOTE BRACKET - BLACK [E]
REMOTE BRACKET- SILVER [E,UK]
REMOTE BRACKET -BLACK [T/C]
SHOCK ABSORBER BRACKET- BLACK [E]
SHOCK ABSORBER BRACKET- SILVER [E,UK]
SHOCK ABSORBER BRACKET- BLACK [T/C]

CD DOOR - BLACK [E,T/C]
CD DOOR - SILVER [E,UK]
CD DOOR COVER - BLACK [E]
CD DOOR COVER - SILVER [E,UK]
CD ALUM COVER [T/C]

LED LEW COVER - BLACK [E]
LED LEW COVER - SILVER [E,UK]
LED LEW COVER - BLACK [T/C]
PROTECT COVER - BLACK [E]
PROTECT COVER - SILVER [E,UK]
PROTECT COVER - BLACK [T/C]

CD DOOR GEAR
STRAP GEAR
FUNCTION KNOB GROUP -1 - BLACK [E]
FUNCTION KNOB GROUP -1 - SILVER [E,UK]
FUNCTION KNOB GROUP -1 - SILVER [T/C]

1-15

1-16

1-17

1-18
1-19

1-20
1-21
1-22

1-23
1-24
1-25
1-26
1-27

56-54DX2201B010
56-54DX2201A010
56-54DX22I1A000
56-54DX2202B010
56-54DX2202A010
56-54DX22IAB000

56-54DX2203B010
56-54DX2203A010
56-54DX22I3A010
56-57DX22000000
56-57DX22010000

56-57DX22022000
56-57DX22030010
56-64DX2200B000
56-64DX22008000
56-64DX22I0B000

56-67DX22009000
56-78DX22009000
56-78DX2202G000
56-07X20000B000
56-27X20000B000

FUNCTION KNOB GROUP -2 - BLACK [E]
FUNCTION KNOB GROUP -2 - SILVER [E,UK]
FUNCTION KNOB GROUP -2 - SILVER [T/C]
PLAY KNOB GROUP - BLACK [E]
PLAY KNOB GROUP - SILVER [E,UK]
PLAY KNOB GROUP - SILVER [T/C]

IP VOL KNOB - BLACK [E]
IP VOL KNOB - SILVER [E,UK]
IP VOL KNOB - BLACK [T/C]
CD DOOR LENS
BACKLIGHT LENS

REMOTE LENS
DISPLAY LENS
LATCH - BLACK [E]
LATCH - SILVER [E,UK]
LATCH [T/C]

PCB BRACKET
SHINE RING
CD DOOR RING

AM ANT STAND - BLACK
AM ANT HOLDER - BLACK

7

MC-DX220i/MC-DX22i

EXPLODED VIEW-1

REF. NO

1-28

1-29

PARTS NO.

56-22SRLXI0B000
56-22SRLXI0A000
05-01DX220I0000
05-01DX220I0010
05-01DX22I00010

DESCRIPTION

IPOD COVER - BLACK [E,T/C]
IPOD COVER - SILVER [E,UK]
MAIN PCB ASSY - BLACK [E]
MAIN PCB ASSY - SILVER [E,UK]
MAIN PCB ASSY [T/C]

REMARKS

1-30

1-31

1-32

1-33
1-34
1-35
1-36
1-37

1-38
1-39
1-40
1-41
1-42

1-43
1-44
1-45
1-46
1-47

1-48
1-49

1-50

05-02DX220I0000
05-02DX22I00010
05-04DX220I0000
05-04DX22I00010
56-07DX22029000

57-26DX22000020
66-140326180321
05-08DX220I0000
05-09DX220I0000
05-27DX220I0000

05-30DX220I0000
20-70DA23Z10000
56-760000000020
58-263102300120
58-26DX22000020

58-26DX220I0020
58-43DX01500020
58-44CD10I00020
58-61EX0M108120
58-61MC23500020

58-61MC23500120
19-50DX220I0220
19-50DX220I0020
19-50DX220I0320
19-50DX220I0120

RADIO PCB ASSY [E,UK]
RADIO PCB ASSY [T/C]
DISPLAY PCB ASSY [E,UK]
DISPLAY PCB ASSY [T/C]
BACKLIGHT BRACKET

FILTER SHEET
SELF-TAPPING SCREW TA/PH2.6X8MM
IPOD SOCKET PCB ASSY
HP PCB ASSY
SENSOR PCB ASSY

CD PCB ASSY
CD MECHANISM
DOOR MOTOR PULLY
RUBBER FOOT - BLACK
RUBBER FOOT W/TAPE

RUBBER RING DIA5.4X3X0.8MM
DRIVE BELT DIA31X1MM
DC MOTOR 5V
SHOCK ABSORBER - GREY
SHOCK ABSORBER - GREY

SHOCK ABSORBER - BLACK
SPEAKER BOX UNIT-L - BLACK [E,T/C]
SPEAKER BOX UNIT-L - SILVER [E,UK]
SPEAKER BOX UNIT-R - BLACK [E,T/C]
SPEAKER BOX UNIT-R - SILVER [E,UK]

1-51
1-52
1-53

1-54

1-55
1-56

1-57
1-58

1-59
1-60
1-61
1-62
1-63

1-64

1-65
1-66

56-58EXM5M0A000
61-11CDX0900020

!

18-205DX0150120

!

18-203DX0150120
05-07DX220I0000
05-07DX22I00000

61-48DX01500020
05-08DX01500010
05-08DX01500000
19-021153300120

41-172111000310

43-500000002020
56-22DX0150B000
56-57CDX0936000
56-78CD10I0B000
56-85CD10I0B010
56-85CD10I0A010

56-87CDX090B000
56-87CDX0908000
58-263253150020
58-73DX01500121
58-73DX01500021

LOGO BADGE
DS METAL PLATE
H/TRANSFORMER EI66 230V/50HZ - [E,UK]
H/TRANSFORMER EI66 120V/60HZ - [T/C]
SUBWOOFER POWER PCB ASSY [E,UK]
SUBWOOFER POWER PCB ASSY [T/C]

HEAT SINK - A
RCA/D-S JACK PCB ASSY [E,UK]
RCA/D-S JACK PCB ASSY [T/C]
SPEAKER 8 OHM 30W
SWITCH #MR2-111-CM-BB3NW-V0

AC CORD BUSHING
PCB COVER
LIGHT LENS - SUBWOOFER BOX
SAFEGUARD RING/SUB
SUBWOOFER PANEL - BLACK [E,T/C]
SUBWOOFER PANEL - SILVER [E,UK]

PLASTIC TUBE - BLACK [E,T/C]
PLASTIC TUBE - SILVER [E,UK]
RUBBER FOOT DIA25MM
SUBWOOFER BOX - BLACK [E,T/C]
SUBWOOFER BOX - SILVER [E,UK]

8

EXPLODED VIEW-1

REF. NO

1-67
1-68
1-69
1-70

PARTS NO.

61-11V600000020
61-11V820010020
61-11DX01500321
61-33DX220I0020
61-33DX22I00020

DESCRIPTION

PCB BRACKET
PCB FIX BRACKET (B)
MOTOR BRACKET
SUBWOOFER REAR PANEL [E,UK]
SUBWOOFER REAR PANEL [T/C]

MC-DX220i/MC-DX22i

REMARKS

1-71
1-72
1-73
1-74
1-75

1-76

1-77
1-78
1-79

1-80
1-81
1-82
1-83
1-84

1-85
1-86
1-87
1-88
1-89

1-90
1-91
1-92
1-93
1-94

61-11DX22000121
61-11DX22000221
61-80DX01500020
05-13CD10I00000
51-021301000080

56-43DX0150A010
56-43DX0150B010
56-43DX0151B010
56-44DX0150B010
57-33DX 220I0020
57-33DX22I00020

61-11DX01500220
61-25DX01500021
61-25DX01500120
66-140520170121
58-58DX01500320

67-021400000020
68-112403101000
66-120230160121
66-120240212121
66-140230210321

66-140230212121
66-140230214121
66-120330160321
66-141430212121
66-150230180123

WEIGHT STEEL - 159X67.5X4MM

WEIGHT STEEL - 159X67.5X2MM
FERRUM SHAFT
REMOTE PCB ASSY
LITHIUM BATTERY CR2032

REMOTE FRONT CABINET [E,UK]
REMOTE FRONT CABINET [T/C]
REMOTE REAR CABINET
REMOTE BATTERY DOOR
REMOTE PLATE [E,UK]
REMOTE PLATE [T/C]

REMOTE AGGRAVATE FERRUM
BATTERY PLATE (+)
BATTERY PLATE (-)
SELF-TAPPING SCREW TA/KH2X7MM
CUSHION 106X40X1MM

NUT M4MM
METAL WASHER 4X10X1MM
MACHINE SCREW MS/BH3X6MM (BLK)
MACHINE SCREW MS/BH4X12MM (BLK)
SELF-TAPPING TA/BH3X10MM

SELF-TAPPING TA/BH3X12MM (BLK)
SELF-TAPPING TA/BH3X14MM (BLK)
MACHINE SCREW MS/PH3X6MM
SCREW TA/BWH3X12MM (BLK)
HARDEN SCREW BTTB3X8MM (BLK)

1-95
1-96
1-97
1-98
1-99

1-100
1-101
1-102
1-103
1-104

1-105
1-106
1-107
1-108

66-120526210321
66-140220150121
66-140226212311
66-140230180321
66-140330180321

66-140330210321
66-140330212321
66-140330214321
66-140526180311
66-140526180321

66-140530212121
66-140530210121
57-08DX01500020
61-30DX22I00020

MACHINE SCREW MS/KH2.6X10MM
SELF-TAPPING TA/BH2X5MM (BLK)
SELF-TAPPING TA/BH2.6X12MM (BLK)
SELF-TAPPING TA/BH3X8MM
SELF-TAPPING TA/PH3X8MM

SELF-TAPPING TA/PH3X10MM
SELF-TAPPING TA/PH3X12MM
SELF-TAPPING TA/PH3X14MM
SELF-TAPPING TA/KH2.6X8MM
SELF-TAPPING TA/KH2.6X8MM

SELF-TAPPING TA/KH3X12MM (BLK)
SELF-TAPPING TA/KH3X10MM (BLK)
CD DOOR PVC PLATE DIA61.8MM [T/C]
KNOB COVER [T/C]

9