TEAC CR-H248, CR-H258i, CR-H238i Service manual

Only for CR-H238/CR-H258

CR-H248/CR-H258i/

CR-H238i

CD Receiver

Except CR-H248 Except CR-H238i

CONTENTS

1. SPECIFICATIONS & SAFETY INFORMATION ……………………………… 2

2. EXPLODED VIEWS AND PARTS LISTS (CR-H238i/CR-H258i) …………… 3

3. EXPLODED VIEWS AND PARTS LISTS (CR-H248) ………………………… 6

4. PW BOARDS AND PARTS LISTS ……………………………………………… 8

5. INCLUDED ACCESSORIES ……………………………………………………… 20

NOTES

PC boards 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 supplied pripor to this manual.
Parts marked with this sign are safety critical components.
They must be replaced with designated components.
Destination of product is expressed by [ ] mark and ensure
exact replacement:

[

EUR] - Europe; [JPN] - Japan; [UK] - UK; [USA] - U.S.A.

Effective : MAY 2010 G-1003A

1. SPECIFICATIONS & SAFETY INFORMATION

SPECIFICATIONS

CR-H248/CR-H258i/CR-H238i

AMPLIFIER Section

Input Sensitivity ………………………… 340 mV/47 kΩ
Frequency Response 20 Hz to 60,000 Hz (+1/−3 dB)

TUNER Section
FM Section

Tuning Range…………… 76.0 MHz to 90.0 MHz [JPN]

87.50 MHz to 108.00 MHz [EUR], [UK], [USA]
Signal-to-Noise Ratio ………………… 56 dB (Mono)
52 dB (Stereo)

AM Section (Except CR-H248)

Tuning Range
522 kHz to 1,629 kHz [JPN], [EUR], [UK]
530 kHz to 1,710 kHz [USA]
Signal-to-Noise Ratio …………………………… 35 dB

DAB Section (Except CR-H238i)

Tuning range …………… Band 3, 174 MHz - 240 MHz
Input ……………………………………50 ohms, nominal
Max signal ………………………………… −3 dBm typ
Sensitivity ………………………………… −96 dBm typ
Adjacent Channel Rejection ……………… 35 dB typ

CD Player Section

Frequency Response…… 20 Hz to 20,000 Hz (±2 dB)
Signal-to-Noise Ratio ……………… more than 90 dB
Total Harmonic Distortion
Less than 0.05 % (1 kHz, 0 dB) [JPN]
Wow and Flutter ……Immeasurable [EUR], [UK], [USA]

USB/SD Memory Card Section (Except CR-H248)

Frequency Response …… 20 Hz to 20,000 Hz (±2 dB)
Signal-to-Noise Ratio ……………… more than 85 dB

General

Power Requirements………100 V AC, 50-60 Hz [JPN]
230 V AC, 50 Hz [EUR], [UK]
120 V AC, 60 Hz [USA]

Power Consumption

74 W (Standby 0.5 W) [JPN], [USA]
74 W (Standby 0.8 W) [EUR], [UK]
Dimension ……………………… 215 × 105 × 355 mm
(8-1/2 × 4-3/16 × 14 inch)
Weight …………………………………… 4.2 kg (9.3 lb)

Standard Accessories

Power Cord × 1 (Except CR-H248)
Remote Control Unit
(RC-1226) × 1 (for CR-H238i & CR-H258i)
(RC-1243) × 1 (for CR-H248)
Batteries (AAA) × 2
AM Loop Antenna × 1 (for CR-H238i & CR-H258i)
FM Lead-type Antenna × 1 (for CR-H238i & CR-H258i)
DAB/FM Antenna × 1 (for CR-H248)
DAB Antenna × 1 (for CR-H258i)
iPod Dock (DS-20) x 1 [JPN] only
Owner's Manual × 1
Warranty Card × 1

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 as follows.

Optical pickup :

Type : SF-P101VF
Manufacturer : Sanyo Electric Co., Ltd
Laser output : Less than 1 mW on the objective lens
Wavelength : 790 ±30 nm

– 2 –

For U.S.A.

2. EXPLODED VIEWS AND PARTS LISTS

(CR-H238i/CR-H258i)

23

CR-H248/CR-H258i/CR-H238i

56

53

S7

52

CR-H258i only

55

S9

54

S10

59

S9

S9

S10

S8

S10

58

51

50

57

CR-H258i only

S4

S4

30

S5

31

32

S7

S5

S12

45

S5

44

43

48

49

47

S4

41

S6

S4

S4

29

S4

46

S4

S5

33

S11

32

S4

42

41

34

31

S11

35

S12

32

S4

S4

36

31

S3

27

S4

41

S6

42

S6

S3

S4

37

S4

38

S3

26

27

39

40

41

S6

S4

S2

20

S3

21

S3

S3

24

28

25

12

7

6

5

4

1

22

S1

18

16

17

11

6

5

4

3

2

S1

S2

19

S1

15

14

13

12

11

10

9

8

7

– 3 –

CR-H248/CR-H258i/CR-H238i

EXPLODED VIEW (CR-H238i/CR-H258i)

REF. NO. PARTS NO. DESCRIPTION REMARKS

1 6403-090600200 USB RUBBER COVER, SILVER
6403-090600100 USB RUBBER COVER, BLACK
2 5201-090600100 DOOR - CD, SILVER [EUR], [JPN], [UK]
5201-090700100 DOOR - CD, BLACK [EUR], [JPN], [UK]
5201-090600400 DOOR - CD, BLACK [USA]

3 5501-090600100 LENS - VFD DISPLAY
4 6828-090600100 ALUMINIUM VOL KNOB CAP, SILVER
6828-090700100 ALUMINIUM VOL KNOB CAP, BLACK
5 7902-090700200 DOUBLE SIDE ADHESIVE TAPE DIA.17 MM
6 5307-090600100 KNOB - VOLUME

7 5905-090600100 RING - VOLUME KNOB
8 6830-090400200 AL FRONT PANEL, BLACK CR-H258 [UK]
6830-090600100 AL FRONT PANEL, SILVER CR-H238 [EUR]
6830-090600200 AL FRONT PANEL, BLACK CR-H238 [EUR]
6830-090600500 AL FRONT PANEL, BLACK CR-H238 [JPN], [USA]

9 5001-090400100 CABINET - FRONT, SILVER [EUR], [JPN], [UK]
5001-090400200 CABINET - FRONT, BLACK [EUR], [JPN], [UK]
5001-090600200 CABINET - FRONT, BLACK [USA]
10 7902-090700100 DOUBLE SIDE ADHESIVE TAPE 150X8 MM
11 7906-090600200 DOUBLE SIDE ADHESIVE TAPE 75X8 MM

12 7906-090600300 DOUBLE SIDE ADHESIVE TAPE 20X6 MM
13 7902-090600100 DOUBLE SIDE ADHESIVE TAPE 24X7 MM
14 6302-090600100 HOLDER, VFD SPTE T=0.5 MM
15 DISPLAY PWB ASSY………………………………… United on POWER SUPPLY & DISPLAY PWBA, see page 14
16 5603-090600100 HOLDER-REMOTE SENSOR

17 5601-090600100 HOLDER - LED
18 5408-090600100 BUTTON - STANDBY/ON, SILVER
5408-090700100 BUTTON - STANDBY/ON, BLACK
19 5502-090600100 LENS - STANDBY LIGHT GUIDE
20 5304-090600100 BUTTON - OPEN/CLOSE, SILVER
5304-090700100 BUTTON - OPEN/CLOSE, BLACK

21 5403-090600100 BUTTON - FUNCTION, SILVER
5403-090700100 BUTTON - FUNCTION, BLACK
22 5302-090600100 CAP - TUNNING BUTTON
23 6822-090600100 TOP CASE SECC T=0.8 MM, SILVER
6822-090700100 TOP CASE SECC T=0.8 MM, BLACK

24 SD PWB ASSY ……………………………………… United on IPOD & SD PWBA, see page 18
25 6306-090600400 SD SOCKET PCB BRACKET SPTE T=0.5 MM
26 8925-090400100 CD PWB ASSY
27 5607-090600100 HOLDER - CD PCB

28 8949-023800100SP CD MECH, LOADER ASA2130 & DA11MMV
┗8925-090600100SP TRAVERSE UNIT, DA11MMV
┗8925-023800100SP CD MOTOR PWB ASSY
┗3701-070600610 CD MOTO PCB 160X171X1.6MM/16 94V0
3312-010110000 SWITCH LEAF LF-009 1P1T
3101-200611000 HEADER 6PIN 2.0MM 90 DEGREE

29 6306-090600200 SPEAKER PCB BRACKET T=0.8 MM
30 6600-090600100 HEATSINK BIG
31 6303-090600100 CONNECT PLATE SPTE T=0.5 MM
32 5607-090600200 HOLDER - PCB
33 8035-000001500 SILICA GEL SHEET

34 5939-080700100 PLASTIC WASHER D6.0XH2.7XD3.0 PA66_V0
35 POWER AMP PWB ASSY…………………………… United on SPK JACK & POWER AMP PWBA, see page 17
36 8901-090400100 MAIN PWB ASSY CR-H258 [UK]
8901-090600100 MAIN PWB ASSY CR-H238 [EUR]
8901-090600200 MAIN PWB ASSY CR-H238 [JPN], [USA]

– 4 –

CR-H248/CR-H258i/CR-H238i

EXPLODED VIEW (CR-H238i/CR-H258i)

REF. NO. PARTS NO. DESCRIPTION REMARKS

37 6306-090600100 MAIN PCB BRACKET T=0.8 MM
38 UPDATE PWB ASSY ………………………………… United on POWER SUPPLY & DISPLAY PWBA, see page 14
39 6823-090600101 BOTTOM CASE SECC T=0.8 MM
40 6210-090600200 PC CUT SHEET T=0.8 MM
41 5912-090600100 FOOT STAND WITH EVA

42 6404-090600100 RUBBER, BOTTOM SCREWS
43 6303-090600200 CONNECT PLATE A SPTE T=0.5 MM
44 6406-090700100 EVA 15X15X11 MM CR-H258 only
45 4910-090400100 DAB MODULE, VENICE 5.1 FS-2025-1B CR-H258 only
46 6600-061000200 HEATSINK A

47 6210-090600100 PC CUT SHEET T=0.5 MM
48
49 3801-000000360 AM/FM TUNER MODULE [JPN], [USA]
3801-000000370 AM/FM TUNER MODULE [EUR], [UK]
50 6306-090600300 IPOD SOCKET PCB BRACKET SPTE T=0.5 MM

51 IPOD PWB ASSY …………………………………… United on IPOD & SD PWBA, see page 18
52 2302-661023800MAIN TRANSFORMER [JPN]
2302-663023800MAIN TRANSFORMER [USA]
2302-665025800MAIN TRANSFORMER [EUR], [UK]
53 SPK JACK PWB ASSY ……………………………… United on SPK JACK & POWER AMP PWBA, see page 17



POWER SUPPLY PWB ASSY ……………………… United on POWER SUPPLY & DISPLAY PWBA, see page 14

54 6215-090400101 BACK PLATE SECC T=0.8 MM CR-H258 [UK]
6215-090600101 BACK PLATE SECC T=0.8 MM CR-H238 [EUR]
6215-090600201 BACK PLATE SECC T=0.8 MM CR-H238 [JPN]
6215-090600301 BACK PLATE SECC T=0.8 MM CR-H238 [USA]
55

56 6404-090600400 EVA FOOT 45 DEGREE
57 6827-090400100 WASHER METAL DIA14.0X9.5X0.5 MM CR-H258 only
58 6026-090400100 NUT M10X2X12 MM CR-H258 only
59 2901-112508050AC CORD UL [USA]
2901-112508060AC CORD UL [USA]

2902-125007152AC CORD VDE [EUR]
2902-125007040AC CORD VDE [EUR]
2902-125007300AC CORD VDE [EUR]
2905-125007050AC CORD BS [UK]
2905-125007060AC CORD BS [UK]

2913-112507010AC CORD [JPN]
2913-112507000AC CORD [JPN]

S1 6014-230080200 SCREW, ST F M3x8 BT N, SILVER
6014-230080130 SCREW, ST F B 3X8 (HARDEN), BLACK
S2 6034-230060100 SCREW, H F B3X6, BLACK
S3 6011-226080200 SCREW, ST P B2.6X8 N
S4 6013-230060210 SCREW, ST B B3X6 N (HARDEN), SILVER
6013-230060130 SCREW, ST B B3X6 (HARDEN), BLACK

S5 6012-230180200 SCREW, ST B3X18 DIA, 8.0 MM WB N (HARDEN)
S6 6013-230080300 SCREW, ST B B3.0X8 N, SILVER
6013-230080100 SCREW, ST B B 3X8 B, BLACK
S7 6013-235060200 SCREW, ST B B3.5X6 N (HARDEN)
S8 6033-226060100 SCREW, H S B B2.6X6 (HARDEN), BLACK




AC SOCKET PWB ASSY [EUR], [JPN], [UK] …… United on POWER SUPPLY & DISPLAY PWBA, see page 14
AC SOCKET PWB ASSY [USA] …………………… United on POWER SUPPLY & DISPLAY PWBA, see page 14

S9 6013-230080100 SCREW, ST B B 3X8 B
S10 6013-230060130 SCREW, ST B B3X6 (HARDEN), BLACK
S11 6013-230060210 SCREW, ST B B3X6 N (HARDEN)
S12 6013-230080300 SCREW, ST B B3.0X8 N

– 5 –

3. EXPLODED VIEWS AND PARTS LISTS

(CR-H248)

22

CR-H248/CR-H258i/CR-H238i

S4

50

47

S7

49

S6

48

S6

S4

46

S4

5152

S4

27

S5

28

29

S7

S5

S9

S5

40

45

44

S4

38

S6

S4

S4

26

S4

43

42

S4

S5

30

S8

29

S4

39

38

31

28

S8

32

S9

29

S4

S4

33

41

28

S3

24

S4

38

S6

39

S6

S3

S4

34

S4

35

S3

23

24

36

37

38

S6

S4

S2

19

S3

20

S3

S3

25

6

5

4

3

21

S1

15

16

10

11

3

2

1

S1

S2

18

S1

17

14

13

12

11

10

9

8

7

6

5

4

– 6 –

CR-H248/CR-H258i/CR-H238i

EXPLODED VIEW (CR-H248)

REF. NO. PARTS NO. DESCRIPTION REMARKS

1 5201-090700100 DOOR - CD BLACK [UK]
2 5501-090600100 LENS - VFD DISPLAY
3 6828-090700100 ALUMINIUM VOL KNOB CAP, BLACK
4 7902-090700200 DOUBLE SIDE ADHESIVE TAPE DIA.17 MM
5 5307-090600100 KNOB - VOLUME

6 5905-090600100 RING - VOLUME KNOB
7 6830-090700100 ALUMINIUM FRONT PANEL, BLACK CR-H248
8 5001-090700100 CABINET - FRONT, BLACK
9 7902-090700100 DOUBLE SIDE ADHESIVE TAPE 150X8 MM
10 7906-090600200 DOUBLE SIDE ADHESIVE TAPE 75X8 MM

11 7906-090600300 DOUBLE SIDE ADHESIVE TAPE 20X6 MM
12 7902-090600100 DOUBLE SIDE ADHESIVE TAPE 24X7 MM
13 6302-090600100 HOLDER, VFD SPTE T=0.5 MM
14 DISPLAY PWB ASSY ……………………………… United on POWER SUPPLY & DISPLAY PWBA, see page 14
15 5603-090600100 HOLDER-REMOTE SENSOR

16 5601-090600100 HOLDER - LED
17 5408-090700100 BUTTON - STANDBY/ON BLACK
18 5502-090600100 LENS - STANDBY LIGHT GUIDE
19 5304-090700200 BUTTON -OPEN/CLOSE BLACK
20 5403-090700100 BUTTON - FUNCTION BLACK

21 5302-090600100 CAP - TUNNING BUTTON
22 6822-090700100 TOP CASE SECC T=0.8 MM BLACK
23 8925-090700100 CD PWB ASSY
24 5607-090600100 HOLDER - CD PCB
25 8949-023800100SP CD MECH, LOADER ASA2130 & DA11MMV Refer to Ref. No. 28 on page 4 for more details

26 6306-090600200 SPEAKER PCB BRACKET T=0.8 MM
27 6600-090600100 HEATSINK BIG
28 6303-090600100 CONNECT PLATE SPTE T=0.5 MM
29 5607-090600200 HOLDER - PCB
30 8035-000001500 SILICA GEL SHEET

31 5939-080700100 PLASTIC WASHER D6.0XH2.7XD3.0 PA66_V0
32 POWER AMP PWB ASSY ………………………… United on SPK JACK & POWER AMP PWBA, see page 17
33 8901-090700100 MAIN PWB ASSY CR-H248[UK]
34 6306-090600100 MAIN PCB BRACKET T=0.8 MM
35 UPDATE PWB ASSY ……………………………… United on POWER SUPPLY & DISPLAY PWBA, see page 14

36 6823-090600101 BOTTOM CASE SECC T=0.8 MM
37 6210-090600200 PC CUT SHEET T=0.8 MM
38 5912-090600100 FOOT STAND WITH EVA
39 6404-090600100 RUBBER, BOTTOM SCREWS
40 6303-090600200 CONNECT PLATE A SPTE T=0.5 MM

41 6406-090700100 EVA 15X15X11 MM
42 4910-071600200 DAB MODULE, VENICE 5.0 FS2025-B
43 6600-061000200 HEATSINK A
44 6210-090600100 PC CUT SHEET T=0.5 MM
45

46 2302-665025800
47 SPK JACK PWB ASSY …………………………… United on SPK JACK & POWER AMP PWBA, see page 17
48 6215-090700101 BACK PLATE SECC T=0.8 MM CR-248 [UK]
49 2905-225007080
50 6404-090600400 EVA FOOT 45DEGREE



POWER SUPPLY PWB ASSY …………………… United on POWER SUPPLY & DISPLAY PWBA, see page 14

MAIN TRANSFORMER [UK]



AC CORD BS 3 PIN 3A FUSED [UK]



51 6827-090400100 WASHER METAL DIA14.0X9.5X0.5 MM
52 6026-090400100 NUT M10X2X12 MM

S1 6014-230080130 SCREW,ST F B 3X8 (HARDEN), BLACK
S2 6034-230060100 SCREW, H F B3X6, BLACK
S3 6011-226080200 SCREW ST P B2.6X8 N
S4 6013-230060130 SCREW, ST B B3X6 (HARDEN), BLACK
S5 6012-230180200 SCREW,ST B3X18 DIA,8.0 MM WB N (HARDEN)

S6 6013-230080100 SCREW, ST B B 3X8 B
S7 6013-235060200 SCREW, ST B B3.5X6 N (HARDEN)
S8 6013-230060210 SCREW, ST B B3X6 N (HARDEN)
S9 6013-230080300 SCREW ST B B3.0X8 N

– 7 –

4. PW BOARDS AND PARTS LISTS

MAIN PWB

Side A

CR-H248/CR-H258i/CR-H238i

248:N.M.=NOMOUNT

– 8 –

248:N.M.=NOMOUNT

CR-H248/CR-H258i/CR-H238i

MAIN PWB

Side B

– 9 –