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Onkyo CR-N1, Service Manual, Page: 25 / 37

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Onkyo CR-N1 Service Manual Download Page 25

CR-N1

CR-N1

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

4G

5G

6G

7G

8G

9G

10G

VDD

CDCLK

XL

T

CDD

A

T

A

SENS20

DSPMUT

SQCK

SENS

SQSO

RESET

STEREO

SD

A

VSS

MAIN PO

WER

AREA

IN/OUT

SIGNAL

K1

K0

AVDD

AVREF

POFF

XT2

VSS

X1

X2

RCLK

RDATA

FREQCAL

FCE

PLLCE

Q701

MICROPROCESSOR

MPD78045GF-132-3B9

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

64

63

62

61

60

59

58

57

56

55

54

53

52

51

50

49

48

47

46

45

44

43

42

41

P5

P4

P3

P2

P1

LED2

CLOSE

OPEN

CD

A

U

T

O

ADJ

XRST

LED1

PO

WERCD

VDD2

ANGMUT

TUMUT

USB MIX

IC

REMIN

SYSIN

RDSCLK

SCOR

USB PO

WER

RDSD

A

T

A

PO

WERAMP

80

79

78

77

76

75

74

73

72

71

70

69

68

67

66

65

3G

2G

1G

P17

P16

P15

P14

P13

P12

V DISP

P11

P10

P9

P8

P7

P6

Q751

FL TUBE

10-BT-167YGK

GRID

1G - 10G

SEGMENT

P11-P17

SEGMENT

P1 - P11

-VP

+5V

CLOK 9

XLAT 8

DATA 7

24 SENS2

SQCK 4

SENS 6

SQSO 5

Q957

SYSTEM RESET

TUNER UNIT

INITIALIZING

(FM/AM BAND)

+5V

POWER 

FAILURE 

DETECTOR

RCLK

PLL

RDATA

Q351

INPUT SELECTOR

TC9273N-008

Q401

ELECTRICAL

VOLUME
TC-9459T

14 CK

15 DATA

16 STB

12 CK

13 DATA

14 ST

(For check the 

clock frequency)

(For clock 

frequency adjust)

C703

Q180

RDS DECODER

BU1923

2 RDATA

16  RCLK

U751

REMOTE 

SENSOR

STEREO

SIGNAL

SD

INITIALIZING

Q103

MOTOR DRIVE IC

LA6570, LA6576

M

CD TRAY

OPEN/CLOSE

21 XRST

79 XRST

57 SCOR

Q151

CD DIGITAL

SIGNAL PROCESSOR

CXD3009Q

OPERATION SWITCH

Q101

RF SIGNAL PROCESSING 

SERVO AMP

CXA2542AQ

 MUTING

CIRCUIT

ACOUSTIC PRESENCE

+5V

2 1

(CD AUTO ADUSTMENT

 ON/OFF)

ENERGY SAVE

+5V

Q752

Q703

MUTING

+5V

X701

F. ADJ

USB MIX

+5V

SOURCE

DIRECT

D754

USB

Q302

+5V

Q307

+3.3V

Q704

D751

D752

INDICATOR

Q501

POWER AMPLIFIER

+5V

11 MODE

S101

CD TRAY 
OPEN/CLOSE 
DETECTOR SWITCH

+5V

AUDIO

MUTE

1 L IN

L OUT(+) 4

SPEAKER

P501

Q411

Q441

RL901

AC IN

+B

Q181

Q183

CD OUT

L OUT 67

34 35

Q958

+5V

Q961

+3.3V

POWER SUPPLY

For CD CIRCUIT 

MEMORY    PLAY/PAUSE   INPUT   VOLUP

 STOP       OPEN/CLOSE     A.PRESENCE        VOLDOWN

ENERGY        DISPLAY     FR     USB MIX

FM MODE        FF         STANDBY

R OUT 74

Rch

2

1

Q702

BUFFER

Q702

BUFFER

13

12

9

8

11

10

AC NPUT

D755

D756

D753

D757

Q754 Q753

Q959

Q966

(BLUE)

Q702

BUFFER

3

4

Q303

Q304

TDA8563Q

13 R IN

Rch

R OUT(-) 6

L OUT(+) 4

R OUT(-) 6

Q301

PCM2702E

USB

UP

+V1

P301

MICROPROCESSOR CONNECTION DIAGRAM

Q701: MPD78045FGF-132-3B9

Summary of Contents for CR-N1

Page 1: ...HOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL MAKE LEAKAGE CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE A...

Page 2: ...4 at 5 watts output into 4 ohms 1 kHz IM distortion 0 4 at 5 watts output into 4 ohms 1 kHz Damping factor 25 at 4 ohms 50 at 8 ohms LINE IN sensitivity and impedance 500 mV 47kohms Frequency respons...

Page 3: ...tivity FM Mono 17 2 dBf 2 0 V 75 ohms Stereo 37 2 dBf 20 0 V 75 ohms Capture ratio FM 2 0 dB Image rejection ratio FM 40 dB U S Canadian model 85 dB Other area models AM 40 dB IF rejection ratio FM 90...

Page 4: ...is symbol located near the fuse indicates that the fuse used is show operating type For continued protection against fire hazard replace with same type fuse For fuse rating refer to the marking adjest...

Page 5: ...11 63 65 37 65 37 74 1 3 6 75 U5 U4 M2 U2 E702 U18 P908 U17 M5 M2 U10 P102 M8 M6 M3 M6 16 37 16 59 81 16 54 U11 M11 M19 M12 M10 M18 M17 M18 M14 M24 M23 M24 M24 M23 M22 M27 M2 M7 M1 M2 78 13 U20 P551 2...

Page 6: ...3 28148495A Door AS WINDOW 65 833126047 2 6TTP 4S Pan head screw 71 27122870 Rear panel 73 27212328 Front panel L S 27212330 Front panel L T 74 27212329 Front panel R S 27212331 Front panel R T 75 281...

Page 7: ...board ass y PA GQ GR 1A909584 1F NASW 7284 1F Audio control switch PC board ass y GT U6 1A909585 1A NAAF 7285 1A D A Converter PC board ass y DD 1A909585 1B NAAF 7285 1B D A Converter PC board ass y P...

Page 8: ...333 1B Primary PC board ass y PP 1A909533 1C NAPS 7333 1C Primary PC board ass y DT 1A909533 1E NAPS 7333 1E Primary PC board ass y PA 1A909533 1F NAPS 7333 1F Primary PC board ass y GT GQ GR U19 1A90...

Page 9: ...08 22 16 C109 3 3 50 C708 47 50 C137 N C C142 104 C141 N C C113 333 C701 104 C136 223 C135 223 C132 104 C131 103 C117 103 C118 103 C119 473 C134 22PF C133 104 C714 104 C716 104 C715 223 C712 104 C711...

Page 10: ...6 3 C186 22 50 C185 22 50 C163 470 6 3 C155 0 47 50 C557 223 C556 223 C957 104 C953 104 C952 104 C561 104 C563 33PF C562 33PF C558 561 C168 104 C157 104 C969 104 C169 103 C166 104 C968 105 C153 223 C...

Page 11: ...803C D754 SEC1403C D751 SEC1E01C D752 SEC1E01C C753 100 6 3 C751 104Z C752 104Z R765 150 R766 150 R767 150 R762 820 R761 470 R760 390 R771 10K R768 1K R769 1 8K R770 3 9K R763 150 R764 1K R759 3 9K R7...

Page 12: ...NJM4565V 5 8 6 7 R377 4 7K R378 4 7K R380 10K R379 10K R376 15K R375 15K R374 10K R372 10K R373 10K R371 10K R382 220K R381 220K C526 100 6 3 C525 100 6 3 C402 22 16 C401 22 16 C376 22 16 C375 22 16 C...

Page 13: ...2 22K R344 22K R341 22K R302 22 R303 22 R308 2 2K R309 1K R310 1K R321 10K R322 10K R325 100K R326 100K R329 1K R330 1K R327 100K R328 100K R323 4 7K R324 4 7K R301 1 5K R304 0 R305 1M Q305 RN1402 OR...

Page 14: ...KRC107SOR RN1407 Q507 KRC107S OR RN1407 Q405 NJM4565M D 3 8 2 4 1 J L901 A J L 92 1A J L501B J L501A P906B P906A J L 901B P904A P905A P904B P905B J L9 2 1B C428 223J C426 104J C427 223J C425 104J C90...

Page 15: ...23 C137 N C C957 104 C142 104 C953 104 C952 104 C141 N C C561 104 C563 33PF C562 33PF C558 561 C168 104 C113 333 C701 104 C136 223 C135 223 C132 104 C131 103 C117 103 C118 103 C119 473 C157 104 C969 1...

Page 16: ...8 D755 SEC1403C D756 SEC1803C D757 SEC1203C D753 SEC1803C D754 SEC1403C D751 SEC1E01C D752 SEC1E01C C526 100 6 3 C525 100 6 3 C402 22 16 C401 22 16 C376 22 16 C375 22 16 C379 22 16 C380 22 16 C528 22...

Page 17: ...324 4 7K R301 1 5K R304 0 R305 1M Q921 DTC123JS OR KRC105M Q510 KRC107S OR RN1407 Q513 KRC107SOR RN1407 Q507 KRC107S OR RN1407 Q305 RN1402 OR KRC102S Q304 RN1404 OR KRC104S C403 101J C404 101J Q405 NJ...

Page 18: ...P751A P341B P751B P753A VOL UP VOL DOWN A PRESENCE INPUT Q751 U751 REMOTE SENSOR MODE SAVE MEMORY DISPLAY FR FF P752A R345 USB_MIX STANDBY USB_MIX OPEN CLOSE PLAY PAUSE STOP P107B DA23R P401B P402B P...

Page 19: ......

Page 20: ......

Page 21: ......

Page 22: ......

Page 23: ...C692 R504 R503 R368 R359 R411 R412 B GND GND B B GND GND L R R541 R540 R417 R419 R420 C343 C344 C407 C408 C441 C503 C504 C511 C511 C512 C907 C908 C908 C917 C918 JL921A JL501A JL901B JL902B P951A J556...

Page 24: ...03B Q903 R901 R902 R903 R904 R905 T901 T901 F901B F901A D905 D906 D908 D907 C914 C914 C913 C913 Q902 JL903A J916 J917 J918 J914 J915 1 25A 125V NCPS 7293 25137293 NCPS 7334 25137334 0 F901 R907 J912 J...

Page 25: ...CK 15 DATA 16 STB 12 CK 13 DATA 14 ST For check the clock frequency For clock frequency adjust C703 Q180 RDS DECODER BU1923 2 RDATA 16 RCLK U751 REMOTE SENSOR STEREO SIGNAL SD INITIALIZING Q103 MOTOR...

Page 26: ...er Output pin for controlling main power supply H ON L OFF Input pin for initial setting of the destination Input pin for detecting opening and closing state of CD door Input pin of signal level for a...

Page 27: ...explanatory note and in the figure shows Ref No of the exploded view Remove the 13 screws 37 and remove the cover AS 54 Remove the 5 screws of the place which is fixing the front bracket 1 and chassi...

Page 28: ...emarkably deteriorated During repair carefully take the following precautions The following precautions are included in the service parts PRECAUTIONS 1 Ground for the work desk Place a conductive shee...

Page 29: ...fore disconnect the flat cable short land Short circuit with solder the short land on the pickup unit NOTE When disconnect the flat cable of pickup unit from NAETC 7289 surely short circuit before dis...

Page 30: ...ed view Bottom side view U15 U18 U14 U13 U16 DISASSEMBLING PROCEDURES 5 DISASSEMBLING OF MAIN PART Remove the 9 screws 16 84 and remove the rear panel 71 from the cassis 13 Remove the 3 screws 37 Remo...

Page 31: ...side view front side view back side view back side view flat cable Circuit No P551 socket assy Circuit No P151 P351A P343 P951 P952 Flat cable socket assy NADG 7280 Next work Replacement the pickup u...

Page 32: ...emove the top cover 2 Connect the frequency counter to the F ADJ test point on the NADG 7280 3 While hold down VOLUME DOWN key press DISPLAY key to set the test mode All segments on FL tube light on 4...

Page 33: ...S Y S T E M F R A G IL E M A N IP U L E R A V E C S O IN D W S 5 0 0 S H i F i U S B C O M P A T I B L E C D R E C E I V E R S Y S T E M F R A G IL E M A N IP U L E R A V E C S O IN PRECISE D W S 5 0...

Page 34: ...the output of the audio oscillator to 1kHz and 1 1 5VP P 2 Connect the oscilloscope and audio oscillator as shown below Refer to Fig 1 3 Load the test disc YEDS 18 on the tray and play the track 2 4...

Page 35: ...ou check speaker output should be careful of the following point 1 Don t connect the minus side of speaker terminal and ground of the unit Fig 1 Protection of power amplifier operates and the waveform...

Page 36: ...O O O O B12 232140 Antena coil NMA 3057 O O O O O O O B13 29343196 Instruction manual E O O O O O O O 29343199 Instruction manual CT X X O X X O X 29343258 Instruction manual CS X X X O O X X B15 2934...

Page 37: ...ELECTRONICS GmbH Industriestrasse 20 82110 Germering GERMANY Tel 089 849 320 Fax 089 849 3265 E mail info onkyo de ONKYO CHINA LIMITED Units 2102 2107 Metroplaza Tower I 223 Hing Fong Road Kwai Chung...

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