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TEAC AM/FM RECEIVER R-2




AM
12:00
FM MHz
95.65




R-2
AM/FM RECEIVER




PC board shown are viewed from parts side. 1 SAFETY INFORMATION 2

The parts with no reference number or no parts number 2 SPECIFICATIONS 3
in the exploded views are not supplied.
3 ADJUSTMENT AND CHECKS 4
As regards the resistors and capacitors, refer to the
circuit diagrams contained in this manual. 4 EXPLODED VIEW AND PARTS LIST 6
! Parts marked with this sign are safety critical 5 PC BOARDS AND PARTS LISTS 9
components. they must be replaced with identical
6 WIRING DIAGRAM 15
components - refer to the appropriate parts list and
7 INCLUDED ACCESSORIES 16
ensure exact replacement.
Parts of [ ] mark can be used only with the version designated.
[T/C]: UL/CSA [E]: EUROPE [UK]: U.K.
[SIN]: SINGAPORE [HK]: HONG KONG
R-2
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 1 .
CAUTION
USE OF CONTROLS OR ADJUSTMENT OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY
RESULT IN HAZARDOUS RADIATION EXPOSURE.
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.




MANUFACTURED:



MANUFACTURED:




2
R-2
2 SPECIFICATIONS

TUNER Section
Frequency Range (FM): 87.5MHz to 108.00 MHz (100kHz step) - USA
87.5MHz to 108.00 MHz (50kHz step) - EUR
Frequency Range (AM): 530kHz to 1710 kHz (10kHz step) - USA
522kHz to 1620 kHz (9kHz step) - EUR

SPEAKER Type
Type : 65 mm
Impedance : 4 ohms
Output Power : 1.5 W


GENERAL
Power Requirements (AC adaptor):
120V , 60Hz (U.S.A./ Canada model)
230V , 50Hz (Europe model)

Power Consumption: 15 W

Dimension (W x H x D ): 238 x 130 x 120 mm
9-3/8 x 5-1/8 x 4-3/4 (inches)
Weight: (net) 3-1/16 lbs (1.4 kg)



Standard Accessories: AC Adaptor x 1
Stereo mini plug cable x1
FM Lead-type Antenna x 1
,
Owner s Manual x 1
Warranty Card x 1




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




3
R-2
3 ADJUSTMENTS AND CHECKS

3-1 TUNER SECTION
Use a screwdriver with a plastic or ceramic grip for all adjustment.


3-1-1 AM adjustment
1. Set the function switch to the TUNER position.
2. Set the BAND switch to the AM position.
3. Connect the test loop antenna across the output of the signal generator.
4. Connect the oscilloscope to the PHONE JACK terminal.
5. Set the signal generator as listed in the alignment chart.



3-2 Adjustment and Test Points




TC1
L3 AM ANT




L2




L1




TUNER PCB




4
R-2


3-2-1 AM Tuner


ITEM SG SETTING TUNER SETTING ADJUSTMENT MEASURING POINTS.
RESULT
AM

1710kHz (USA) VT
1. VOLTAGE L2 8.0V
1620kHz (EUR)
adjustment
530kHz (USA) VT
Check
522kHz (EUR) 1.5V

2. IFT 610kHz 610kHz (USA) L1 Adjust for max.output.
adjustment 1kHz, 30% mod 603kHz (EUR)

610kHz (USA) 610kHz (USA) L3
3. ANT COIL Adjust for max. output.
adjustment 603kHz (EUR) AM ant coil
603kHz (EUR)
1kHz, 30% mod

1410kHz (USA) TC1
4. TC1 1410kHz (USA)
1404kHz (EUR) repeat step 3
adjustment 1404kHz (EUR) Adjust for max. output
1kHz, 30% mod and 4
and best waveform.
Repeat step 3




R-2
AM Signal Generator AM
PHONES

AC Voltmeter
1 k ohm




1 k ohm

AM Loop
Antenna

60 cm




Fig. 3-2-2




5
R-2
4 EXPLODED VIEWS AND PARTS LIST
18
EXPLODED VIEW - 1 19
11

4
13

8 9
17

13

3 20
20 16
15
20
2
40 14
10 43
13 39


1
12
45
7
46
35




44
42
9

8 41
33
9
34

17 36

9
6 17
37
17
5 32

18
38


24


20
27

25 20
31
30 28




26
21
29



23 48

47
6 22
R-2


EXPLODED VIEW-1
REF. NO PARTS NO. DESCRIPTION REMARKS
1-1 020-SR100300 ALUMI FRAME [T/C,SIN,HK]
020-R2EU0100 ALUMI FRAME [E,UK]
1-2 020-R2B00500 SPEAKER METAL NET - BLACK
020-R2W00501 SPEAKER METAL NET - SILVER
1-3 051-SRL10000 FRONT PANEL HIMERON

1-4 001-R2B00100 FRONT PANEL - BLACK
001-R2W00101 FRONT PANEL - WHITE
1-5 010-R2000100 DISPLAY RING
1-6 007-R2000200 DISPLAY WINDOW
1-7 051-R2000001 LCD HIMERON SHEET

1-8 010-SR100400 PANEL JOINT BAR
1-9 023-23012033 SCREW BB 3X12MM (BLK)
1-10 061-SR100400 SPEAKER 4 OHM 5-8W
1-11 024-43008033 SCREW PWA 3X8MM (BLK)
1-12 100-R2UL2060 DISPLAY PCB ASSY

1-13 035-R2000052 TUNER PCB EVA CUSHION
1-14 099-35R20000 TUNER PCB SHIELD PAPER
1-15 100-R2UL2020 TUNER PCB ASSY
1-16 100-R2UL2010 MAIN PCB ASSY
1-17 024-23008032 SCREW BA 3X8MM

1-18 023-23010033 SCREW BB 3X10MM (BLK)
1-19 011-R2000200 MAIN PCB BRACKET
1-20 022-23006032 SCREW BM 3X6MM
1-21 010-R2000200 FUNCTION PCB COVER
1-22 035-R2000012 PCB COVER EVA SHEET(A)

1-23 035-R2000022 PCB COVER EVA SHEET(C)
1-24 004-R2000500 POWER BUTTON
1-25 007-R2000100 POWER LED LENS
1-26 004-R2000400 SNOOZE BUTTON
1-27 004-R2000300 FUNCTION BUTTON

1-28 035-R2000032 PCB COVER EVA CUSHION (A)
1-29 035-R2000042 PCB COVER EVA CUSHION (B)
1-30 100-R2UL2050 CONTROL PCB ASSY
1-31 100-R2UL2030 POWER PCB ASSY
1-32 011-R2000100 POWER PCB BRACKET

1-33 044-SR100000 PAPER PIPER
1-34 011-R2000300 METAL HANDLE BRACKET
1-35 011-SR100300 METAL HANDLE - BLACK
011-SR100301 METAL HANDLE - SILVER

1-36 001-R2B00200 REAR PANEL - BLACK [T/C]
001-R2W00201 REAR PANEL - WHITE [T/C]
001-R2EB0200 REAR PANEL - BLACK [E,UK]
001-R2EW0201 REAR PANEL - WHITE [E,UK]
001-R2SB0200 REAR PANEL - BLACK [SIN,HK]
001-R2SW0201 REAR PANEL - WHITE [SIN,HK]




7
R-2


EXPLODED VIEW-1
REF. NO PARTS NO. DESCRIPTION REMARKS
1-37 100-R2UL2040 FM ANT PIN PCB ASSY
1-38 037-SR100100 RUBBER FOOT
1-39 004-R2B00100 TUNER KNOB - BLACK
004-R2W00101 TUNER KNOB - SILVER
1-40 004-R2B00200 VOLUME KNOB - BLACK
004-R2W00201 VOLUME KNOB - SILVER

1-41 099-45SRL101 AA SIZE NI-MH BATTERY
1-42 003-R2B00100 BATTERY COVER - BLACK [T/C]
003-R2W00101 BATTERY COVER - WHITE [T/C]
003-R2YB0100 BATTERY COVER - BLACK - W/MADE IN CHINA [E]
003-R2NB0100 BATTERY COVER - BLACK - W/O/MADE IN CHINA [E,UK,SIN,HK]
003-R2YW0101 BATTERY COVER - WHITE - W/MADE IN CHINA [E]
003-R2NW0101 BATTERY COVER - WHITE - WO/MADE IN CHINA [E,UK,SIN.HK]

1-43 089-00000017 FM ROD ANTENNA
1-44 013-60000001 HEXAGON NUT M6
1-45 089-00000016 FM ANTENNA L=1500MM (BLACK)
089-00000019 FM ANTENNA L=1500MM (WHITE)
1-46 023-23010031 SCREW BB 3X10MM
023-23010033 SCREW BB 3X10MM (BLK)

1-47 FRONT PANEL ASSY
1-48 REAR PANEL ASSY




8
R-2
5 PC BOARDS AND PARTS LIST

MAIN PCB ASSY
REF. NO PARTS NO. DESCRIPTION REMARKS
100-R2UL2010 MAIN PCB ASSY
062-R2000004 MAIN PCB
C440 ! 072-30330251 E.CAP 3300UF/25V
CN401 082-10600100 CONNECTOR 6P P=2.0MM
CN403 082-20240100 CONNECTOR 2P P=2.5MM

CN404 082-10240100 CONNECTOR 2P P=2.5MM
IC401-403 075-JR458027 IC - JRC4580
IC404 075-07056B10 IC - TDA7056B
Q401 076-00C94500 TR - 2SC945
ZD401 077-3004A10H ZENER DIODE 3.5V




FM ANT PIN PCB ASSY
REF. NO PARTS NO. DESCRIPTION REMARKS
100-R2UL2040 FM ANT PIN PCB ASSY
062-R2000004 FM ANT PIN PCB
SW1 063-000R2110 TUNER AREA SW #SS-22D06




9
R-2


MAIN PCB
R-2/R-3 MAIN PCB FR-4 REV.01
062-R2000004 K.G.F. 2005-9-17




C437
R431

C419

C421

C423

R429

R435

C425

C427

C430

R441

R437

R443

C432




R449

R451
R425
C417




C434
R423
R453




GND
C436
EQ RI




R447
A RO
104CI 204CI
A LO
0854CRJ 0854CRJ




ZD401
EQ LI




C431

R442
R438

R446

R445
C429
R427

R428




R433

R434




R439

R440
L/R I
1 1
C435
CN401




R450

R452

R454




C438
C418

R424

R426

R432

C420

C422

C424

R430

R436

C426

C428




R444

C433
R448



1 CN404




GND
CW3 R421 IC404 TDA7056B
R457




C439
R
C415




VCC
C413
G C416
C402


C401
Q401

R401



R403




L
R456




R416
M R417
C411




C414 C440
C412




G R422

C405 C404
R412 R413
1




C409
C407 C408 R414
+




R410 R411
C406
-




R406 R407
R415
JRC4580
IC403




CN403
R408 R409 C403

C410




FM ANT PIN PCB
9KHZ

SW1

CW5 10KHZ
VCC OUT
VCC IN

FM ANT


R-2 FM ANT PCB




10
R-2


TUNER PCB ASSY
REF. NO PARTS NO. DESCRIPTION REMARKS
100-R2UL2020 TUNER PCB ASSY
062-R2000000 TUNER PCB
055-SLD90000 TUNER PACK #DT2200F/V
CF1 054-0GP18000 FM ANT FILTER GFMB3
CF2 081-04500000 AM CER.FILTER SFU450B

CF3 093-11070003 CER.FILTER 10.7MHZ
CF4 093-A4560001 RESONATOR B456F16
CF5,6 081-31070001 FM CER.FILTER L10.7MA-5
CN1 082-11830300 FPC CONNECTOR 18PIN P=1MM
CN2 082-21730300 FPC CONNECTOR 17PIN P=1MM

CN4 082-20960100 CONNECTOR 9PIN P=1.5MM
CN5,6 082-10240100 CONNECTOR 2PIN P=2.5MM
CN402 082-10500100 CONNECTOR 5P P=2.0MM
D1,2,3 077-00414801 DIODE 1N4148
IC1 075-00205701 IC - TA2057N

IC2 075-09257F21 IC - TC9257F
IC3 075-07534224 IC - LC75342M
L1 079-D2800011 AM IFT COIL - YELLOW
L2 079-D2930210 AM OSC COIL - RED
L3 096-000R2020 AM ANT COIL

L5 095-00470001 INDUCTOR 47UH
Q1,2,4,5 076-00C94500 TR - 2SC945
Q3 076-00A73300 TR -2SA733
TC1 073-00020022 TC.20PF
VD1,2 077-50014901 1SV149

XT1 093-04500000 CRYSTAL 4.5MHZ




POWER PCB ASSY
REF. NO PARTS NO. DESCRIPTION REMARKS
100-R2UL2020 POWER PCB ASSY
062-R2000002 POWER PCB
C209 ! 072-30220251 E.CAP 2200UF/24V
CN202 082-10860100 CONNECTOR 8PIN P=1.5MM
CN203 082-11830300 FPC CONNECTOR 18PIN P=1MM

D201,205,207 077-10400201 DIODE 1N4002
D203,204,208 077-00414801 DIODE 1N4148
D202,206 ! 077-70SS1201 DIODE SS12
IC201 075-0F944403 IC - F9444
IC202,204,205 075-LP295059 IC - LP2950

IC203 075-LP295109 IC - LP2951
JK201 064-35020101 HEADPHONEJACK #TE-03506S-11
JK202 064-35020111 AUX JACK #TE-03506S-05
JK203 064-20110102 DC JACK #TD0202-20
L201 095-00220001 INDUCTOR 22UH

L202 052-SRL50020 UPRIGHT FERRITE CORE
L203 095-10100001 INDUCTOR 100UH
MOS201,202 076-00295520 POWER MOSFET-MTP2955V
Q201,203,205 076-00A73300 TR - 2SA733
Q202,204,206, 076-00C94500 TR - 2SC945
Q207,209,210

Q208 076-00B77200 TR - 2SB772
ZD201 077-3005C10H ZENER DIODE 5V



11
R-2




TUNER PCB
GND


TUN

CLO
PER
IF/M



DAT
CE
ST




VT




L3
CN4
TUP1 D3




VD1
TC1
C22




R24

C35




R48
R56
CF1




C43
R45

R31

R32
C1




C50




R42

C55
C51
VD2 C56
VB
LED IN
C42 LED
C37 ADPT




Q5

Q2




XT1
KEY0




R40
1
1 KEY1
C24 R41 TU/C
R51 Q4 PW/C
R26

R28

C44

C45




CN6
R1




IC2 RENC1-B




CN5
C36 RENC1-A




R59
RENC2-B
TC9257F RENC2-A
+5V-2
R30

C23

R44




GND
TU VCC
1
L2 R58 L IN
C20
R23

R29

R27




IC1 R IN
R25




C48 +5V-1
TA2057N C49
CN1




L5
R46
R18

C21

R20
C41




C28




Q1 R22 CF6 C34 BUZZ




C33




R49
C30 C32 GND



R39
C29

C31 +5V-1
D2

D1




RE2-A




C12
RE2-B
IC3 R RE1-A
C27




RE1-B
R5
C53




PW/C




R11
C26

R34

R35

C46




G
C8
C3




R9
TU/C




R13
CF5 R21 L1 C2 L KEY1
LC75342M KEY0
M ADPT
MUTE
C14




G LED
R-2 TUNER PCB




LED IN
C25




C13

1
R10

R12

R14
R33
062-R2000000




VB
R4



C6

R6




TU VCC
R2

C4
R3




C47
R7
Q3
C52




CF2
R47

R55
C54




CN402 CN2

C19

FR-4 REV.01 C9 C11 C10
C7