Teac MC-DX220i User manual

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
ensure exact replacement.
!
components - refer to the appropriate parts list and
MICRO Hi-Fi SYSTEM
2 SPECIFICATIONS
4
4 EXPLODED VIEW AND PARTS LIST
5 PC BOARDS AND PARTS LISTS
6 WIRING DIAGRAM
7 INCLUDED ACCESSORIES
3 ADJUSTMENT AND CHECKS
3
10
20
22
Parts of [ ] mark can be used only with the version designated.
1 SAFETY INFORMATION 2
6
MC-DX220i/MC-DX22i
[T/C]: USA - MC-DX22i
[E]: Europe [UK]: U.K - MC-DX220i

1 SAFETY INFORMATION
2
MC-DX220i/MC-DX22i
USE OF CONTROLS OR ADJUSTMENT OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY
HAZARDOUS RADIATION EXPOSURE.RESULT IN
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 .
1
CAUTION
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
FOR U.S.A.
Optical pickup:
Type : DA23Z1
Laser output : Less than 0.5 mW on the objective lens
Wavelength : 765 - 815 nm
Manufacturer : SANYO Electric-Co., Ltd

2 SPECIFICATIONS
Amplifier Section
Output Power (L+R) 5W + 5W
Tuner Section (FM)
Frequency Range 87.5 MHz to 108.0 MHz
Input Sensitivity 300mV
Output Power Subwoofer: 15 W
Frequency Response : 50 to 20,000 Hz
Sensitivity (S/N30dB) 20dBuV
Design and specifications are subject to change without notice.
Illustrations may differ slightly from production models.
Weight and dimensions are approximate.
MC-DX220i/MC-DX22i
3
Standard Accessories:
Tuner Section (AM)
Frequency Range 520 to 1710 kHz (USA)
Sensitivity (S/N20dB) 54dBuV/m
CD Player Section
Frequency Responce 20 to 20,000 Hz (+/-1dB)
Signa-to-Noise Ratio 55 dB
L & R speaker :
SPEAKER SYSTEM Section
Impedance :
Subwoofer:
4 ohms
Type : Full range flat type
8 ohms
Wow and Flutter Unmeasurable
Impedance :
Power Requirements:
GENERAL
Dimension (W x H x D ):
Weight: (net)
Main Unit 255 x 169.5 x 115 mm
Main Unit 1.4 kg
Power Consumption: 80 W
L & R Speaker 210x 169.5 x 81mm
Subwoofer 160 x 245 x 335mm
L & R Speaker 0.7 kg(each)
Subwoofer 5.3 kg
AC120V, 60 Hz (USA)
Speaker cable x 2
AM antenna x 1
FM antenna x 1
Battery for remote control unit x 1
Remote control unit x 1
Subwoofer cable x 1
Tape plastic wall anchor x 4
Warranty card x 1
Stereo mini plug cable x 1
Dock adaptor x 8
Screw (short) x 8
Screw (long) x 4
Guide sheet for wall mounting x 2
Quick guide for connection x 1
(adaptor “60GB(color)+ Photo 40GB/60GB” premounted)
Cover for the dock x 1
Wall mount brackets x 4
522 to 1620 kHz (EUR/UK)
AC230V, 50 Hz (EUR/UK)
Owner s manual x 1

3 ADJUSTMENTS AND CHECKS
Use a screwdriver with a plastic or ceramic grip for all adjustment.
3-1 TUNER SECTION
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.
3-1-2 AM adjustment
1. Set the function switch to the FM position.
2. Connect the signal generator output through a 75 ohm dummy
3. Connect the oscilloscope to the speaker terminal.
4. Set the signal generator as listed in the alignment chart.
3-1-1 FM adjustment
antenna to "ANT" on TUNER PCB.
3-2 Adjustment and Test Points
4
RADIO PCB
SVC202
T206
MC-DX220i/MC-DX22i
T204
TUNER
T203

3-2-1 AM alignment chart
5
MC-DX220i/MC-DX22i
3. Tracking
1. IF adjustment
2. AM band
455kHz
1kHz, 30% mod
1kHz, 30% mod
1kHz, 30% mod
1kHz, 30% mod
T203
AM
Center for max. output.
Adjust for max. output
and best waveform.
3-3 CD SECTION
Auto alignment.
T204
522kHz (EUR/UK)
600kHz (USA)
1710kHz (USA)
1710kHz (USA)
T206
Repeat step 3 to obtain best tracking
SVC202
520kHz (USA)
1620kHz (EUR/UK)
603kHz (EUR/UK )
1620kHz (EUR/UK)
520kHz (USA)
522kHz (EUR/UK)
600kHz (USA)
603kHz (EUR/UK)
17100kHz (USA)
1620kHz (EUR/UK)
ITEM ADJUSTMENT POINT ADJUSTMENT
SG SETTING TUNER SETTING

6
4. EXPLODED VIEWS AND PARTS LIST
EXPLODED VIEW-1
MC-DX220i/MC-DX22i

1-2
REF. NO
EXPLODED VIEW-1
PARTS NO. DESCRIPTION
1-1
7
REMARKS
56-04DX2200B010 FRONT CABINET - BLACK [E]
MC-DX220i/MC-DX22i
56-04DX2200A010 FRONT CABINET - SILVER [E,UK]
56-04DX2200B020 FRONT CABINET - BLACK [T/C]
56-05DX2200B010 REAR CABINET - BLACK [E,T/C]
56-05DX2200A010 REAR CABINET - SILVER [E,UK]
1-3 56-07DX2200B010 IPOD FRONT CABINET - BLACK [E,T/C]
56-07DX2200A010 IPOD FRONT CABINET - SILVER [E,UK]
1-4 56-07DX2201B000 IPOD BOTTOM CABINET - BLACK [E,T/C]
56-07DX2201A000 IPOD BOTTOM CABINET - SILVER [E,UK]
1-5 56-07DX22039000 CD DESK BRACKET
1-6 56-07DX2204B000 REMOTE BRACKET - BLACK [E]
56-07DX22048000 REMOTE BRACKET- SILVER [E,UK]
56-07DX22I4B000 REMOTE BRACKET -BLACK [T/C]
1-7 56-07DX2205B000 SHOCK ABSORBER BRACKET- BLACK [E]
56-07DX22058000 SHOCK ABSORBER BRACKET- SILVER [E,UK]
56-07DX22I5B000 SHOCK ABSORBER BRACKET- BLACK [T/C]
1-8 56-14DX2200B010 CD DOOR - BLACK [E,T/C]
56-14DX2200A010 CD DOOR - SILVER [E,UK]
1-9 56-22DX2200B000 CD DOOR COVER - BLACK [E]
56-22DX2200A000 CD DOOR COVER - SILVER [E,UK]
61-68CD10I00020 CD ALUM COVER [T/C]
1-10 56-22DX2201B000 LED LEW COVER - BLACK [E]
56-22DX22018000 LED LEW COVER - SILVER [E,UK]
1-11 56-22DX2202B000 PROTECT COVER - BLACK [E]
56-22DX2202A000 PROTECT COVER - SILVER [E,UK]
1-12 56-24DX01500000 CD DOOR GEAR
1-13 56-24DX01510000 STRAP GEAR
1-14 56-54DX2200B000 FUNCTION KNOB GROUP -1 - BLACK [E]
56-54DX2200A000 FUNCTION KNOB GROUP -1 - SILVER [E,UK]
56-54DX22I0A000 FUNCTION KNOB GROUP -1 - SILVER [T/C]
1-15 56-54DX2201B010 FUNCTION KNOB GROUP -2 - BLACK [E]
56-54DX2201A010 FUNCTION KNOB GROUP -2 - SILVER [E,UK]
56-54DX22I1A000 FUNCTION KNOB GROUP -2 - SILVER [T/C]
1-16 56-54DX2202B010 PLAY KNOB GROUP - BLACK [E]
56-54DX2202A010 PLAY KNOB GROUP - SILVER [E,UK]
56-54DX22IAB000 PLAY KNOB GROUP - SILVER [T/C]
1-17 56-54DX2203B010 IP VOL KNOB - BLACK [E]
56-54DX2203A010 IP VOL KNOB - SILVER [E,UK]
56-54DX22I3A010 IP VOL KNOB - BLACK [T/C]
1-18 56-57DX22000000 CD DOOR LENS
1-19 56-57DX22010000 BACKLIGHT LENS
1-20 56-57DX22022000 REMOTE LENS
1-21 56-57DX22030010 DISPLAY LENS
1-22 56-64DX2200B000 LATCH - BLACK [E]
56-64DX22008000 LATCH - SILVER [E,UK]
56-64DX22I0B000 LATCH [T/C]
1-23 56-67DX22009000 PCB BRACKET
1-24 56-78DX22009000 SHINE RING
1-25 56-78DX2202G000 CD DOOR RING
1-26 56-07X20000B000 AM ANT STAND - BLACK
1-27 56-27X20000B000 AM ANT HOLDER - BLACK
56-22DX22I1B000 LED LEW COVER - BLACK [T/C]
56-22DX22I2B000 PROTECT COVER - BLACK [T/C]

REF. NO
EXPLODED VIEW-1
PARTS NO. DESCRIPTION REMARKS
8
MC-DX220i/MC-DX22i
1-28 56-22SRLXI0B000 IPOD COVER - BLACK [E,T/C]
56-22SRLXI0A000 IPOD COVER - SILVER [E,UK]
1-29 05-01DX220I0000 MAIN PCB ASSY - BLACK [E]
05-01DX220I0010 MAIN PCB ASSY - SILVER [E,UK]
05-01DX22I00010 MAIN PCB ASSY [T/C]
1-30 05-02DX220I0000 RADIO PCB ASSY [E,UK]
05-02DX22I00010 RADIO PCB ASSY [T/C]
1-31 05-04DX220I0000 DISPLAY PCB ASSY [E,UK]
05-04DX22I00010 DISPLAY PCB ASSY [T/C]
1-32 56-07DX22029000 BACKLIGHT BRACKET
1-33 57-26DX22000020 FILTER SHEET
1-34 66-140326180321 SELF-TAPPING SCREW TA/PH2.6X8MM
1-35 05-08DX220I0000 IPOD SOCKET PCB ASSY
1-36 05-09DX220I0000 HP PCB ASSY
1-37 05-27DX220I0000 SENSOR PCB ASSY
1-38 05-30DX220I0000 CD PCB ASSY
1-39 20-70DA23Z10000 CD MECHANISM
1-40 56-760000000020 DOOR MOTOR PULLY
1-41 58-263102300120 RUBBER FOOT - BLACK
1-42 58-26DX22000020 RUBBER FOOT W/TAPE
1-43 58-26DX220I0020 RUBBER RING DIA5.4X3X0.8MM
1-44 58-43DX01500020 DRIVE BELT DIA31X1MM
1-45 58-44CD10I00020 DC MOTOR 5V
1-46 58-61EX0M108120 SHOCK ABSORBER - GREY
1-47 58-61MC23500020 SHOCK ABSORBER - GREY
1-48 58-61MC23500120 SHOCK ABSORBER - BLACK
1-49 19-50DX220I0220 SPEAKER BOX UNIT-L - BLACK [E,T/C]
19-50DX220I0020 SPEAKER BOX UNIT-L - SILVER [E,UK]
1-50 19-50DX220I0320 SPEAKER BOX UNIT-R - BLACK [E,T/C]
SPEAKER BOX UNIT-R - SILVER [E,UK]
19-50DX220I0120
1-51 56-58EXM5M0A000 LOGO BADGE
1-52 61-11CDX0900020 DS METAL PLATE
1-53 18-205DX0150120 H/TRANSFORMER EI66 230V/50HZ - [E,UK]
18-203DX0150120 H/TRANSFORMER EI66 120V/60HZ - [T/C]
1-54 05-07DX220I0000 SUBWOOFER POWER PCB ASSY [E,UK]
05-07DX22I00000 SUBWOOFER POWER PCB ASSY [T/C]
1-55 61-48DX01500020 HEAT SINK - A
1-56 05-08DX01500010 RCA/D-S JACK PCB ASSY [E,UK]
05-08DX01500000 RCA/D-S JACK PCB ASSY [T/C]
1-57 19-021153300120 SPEAKER 8 OHM 30W
1-58 41-172111000310 SWITCH #MR2-111-CM-BB3NW-V0
1-59 43-500000002020 AC CORD BUSHING
1-60 56-22DX0150B000 PCB COVER
1-61 56-57CDX0936000 LIGHT LENS - SUBWOOFER BOX
1-62 56-78CD10I0B000 SAFEGUARD RING/SUB
1-63 56-85CD10I0B010 SUBWOOFER PANEL - BLACK [E,T/C]
56-85CD10I0A010 SUBWOOFER PANEL - SILVER [E,UK]
1-64 56-87CDX090B000 PLASTIC TUBE - BLACK [E,T/C]
56-87CDX0908000 PLASTIC TUBE - SILVER [E,UK]
1-65 58-263253150020 RUBBER FOOT DIA25MM
1-66 58-73DX01500121 SUBWOOFER BOX - BLACK [E,T/C]
58-73DX01500021 SUBWOOFER BOX - SILVER [E,UK]
!
!

REF. NO
EXPLODED VIEW-1
PARTS NO. DESCRIPTION REMARKS
1-67 61-11V600000020 PCB BRACKET
61-11V820010020 PCB FIX BRACKET (B)
9
MC-DX220i/MC-DX22i
1-68
1-69 61-11DX01500321 MOTOR BRACKET
1-70 61-33DX220I0020 SUBWOOFER REAR PANEL [E,UK]
61-33DX22I00020 SUBWOOFER REAR PANEL [T/C]
1-71 61-11DX22000121 WEIGHT STEEL - 159X67.5X4MM
1-72 61-11DX22000221 WEIGHT STEEL - 159X67.5X2MM
1-73 61-80DX01500020 FERRUM SHAFT
1-74
51-021301000080 LITHIUM BATTERY CR2032
1-75
05-13CD10I00000 REMOTE PCB ASSY
1-76 56-43DX0150A010 REMOTE FRONT CABINET [E,UK]
56-43DX0150B010 REMOTE FRONT CABINET [T/C]
1-77 56-43DX0151B010 REMOTE REAR CABINET
1-78 56-44DX0150B010 REMOTE BATTERY DOOR
1-79 57-33DX 220I0020 REMOTE PLATE [E,UK]
57-33DX22I00020 REMOTE PLATE [T/C]
1-80 61-11DX01500220 REMOTE AGGRAVATE FERRUM
1-81 61-25DX01500021 BATTERY PLATE (+)
1-82 61-25DX01500120 BATTERY PLATE (-)
1-83 66-140520170121 SELF-TAPPING SCREW TA/KH2X7MM
1-84 58-58DX01500320 CUSHION 106X40X1MM
1-85 67-021400000020 NUT M4MM
1-86 68-112403101000 METAL WASHER 4X10X1MM
1-87 66-120230160121 MACHINE SCREW MS/BH3X6MM (BLK)
1-88 66-120240212121 MACHINE SCREW MS/BH4X12MM (BLK)
1-89 66-140230210321 SELF-TAPPING TA/BH3X10MM
1-90 66-140230212121 SELF-TAPPING TA/BH3X12MM (BLK)
1-91 66-140230214121 SELF-TAPPING TA/BH3X14MM (BLK)
1-92 MACHINE SCREW MS/PH3X6MM
66-120330160321
1-93 66-141430212121 SCREW TA/BWH3X12MM (BLK)
1-94 66-150230180123 HARDEN SCREW BTTB3X8MM (BLK)
1-95 66-120526210321 MACHINE SCREW MS/KH2.6X10MM
1-96 66-140220150121 SELF-TAPPING TA/BH2X5MM (BLK)
1-97 66-140226212311 SELF-TAPPING TA/BH2.6X12MM (BLK)
1-98 66-140230180321 SELF-TAPPING TA/BH3X8MM
1-99 66-140330180321 SELF-TAPPING TA/PH3X8MM
1-100
66-140330212321 SELF-TAPPING TA/PH3X12MM
1-101
66-140330214321 SELF-TAPPING TA/PH3X14MM
1-102
66-140330210321 SELF-TAPPING TA/PH3X10MM
1-103 66-140526180311 SELF-TAPPING TA/KH2.6X8MM
1-104 66-140526180321 SELF-TAPPING TA/KH2.6X8MM
1-105 66-140530212121 SELF-TAPPING TA/KH3X12MM (BLK)
1-106 66-140530210121 SELF-TAPPING TA/KH3X10MM (BLK)
1-107 57-08DX01500020 CD DOOR PVC PLATE DIA61.8MM [T/C]
1-108 61-30DX22I00020 KNOB COVER [T/C]

5 PC BOARDS AND PARTS LIST
MAIN PCB ASSY
REF. NO PARTS NO.
48-01DX220I0221
DESCRIPTION
MAIN PCB
D601
IC101
IC501
D400,705
CN-DC
IC703
SMD RECTIFIER DIODE 1N5819
IC - LA78L05
12-1N5819000121
16-LM78L0500121
IC - LC75342
16-LC7534200021
DIODE 1N4148
12-1N4148000125
43-462103003320 D-S TERMINAL #DSW-31
16-SC1308000021 IC - SC1308-01
Q706,715 11-9014C0000025 TR - 9014C
Q701,707 11-9015C0000021 TR - 9015C
Q704 11-KSB772YS0021 TR - KSB772SY
Q712,713 11-8550C0000025 TR - 8550C
ZD401 12-011470320125 ZENER DIODE 4.7V
ZD701 12-012110320125 ZENER DIODE 11V
ZD501 12-011680320125 ZENER DIODE 6.8V
CN2 43-022200120120 WAFER 2MM 2PIN
CN1,501-503
CN504
43-022200130120 WAFER 2MM 3 PIN
43-022200140120 WAFER 2MM 4 PIN
CN506 43-012200130120 WAFER 2MM 3 PIN
CN511 43-022150212120 WAFER 1.5MM 12 PIN
43-022250120221 WAFER 2.5MM 2PIN
CN203
10
05-01DX220I0000
Q405,406,501, 11-PMBT39040021 SMD TR - PMBT3904
Q703 16-KA7808000221 IC - KA7808E
JK201 43-421000003120 COAXIAL JACK IF-01A
MAIN PCB ASSY - BLACK [E]
REMARKS
12-1N40010000P1 DIODE 1N4001
D602,701-703,708
L404,406 38-013100050120 AXIAL INDUCTOR 10UH #EC-24
Q401,716 11-8050C0000025 TR - 8050C
CN508 43-022200170120 WAFER 2MM 7PIN
MC-DX220i/MC-DX22i
05-01DX220I0010 MAIN PCB ASSY - SILVER [E,UK]
05-01DX22I00010 MAIN PCB ASSY - [T/C]
Q502,,705