Sony HCD-GRX70 Manual de usuario

MICROFILM

SERVICE MANUAL

MINI Hi-Fi COMPONENT SYSTEM

HCD-GRX70/GRX70J/RXD80

Dolby noise reduction manufactured under license

from Dolby Laboratories Licensing Corporation.

“DOLBY” and the double-D symbol aare trade-

marks of Dolby Laboratories Licensing Corporation.

Canadian Model

HCD-RXD80

E Model

HCD-GRX70/GRX70J

Australian Model

HCD-GRX70

HCD-GRX70/GRX70J/RXD80 are the Am-

plifier, CD player, Tape Deck and Tuner

section in HMC-GRX70/GRX70J/RXD80.

SPECIFICATIONS

Amplifier section

Canadian model:

Continuous RMS power output (reference)

100 + 100 watts

(8 ohms at 1 kHz, 10% THD)

Total harmonic distortion less than 0.07%

(8 ohms at 1 kHz, 55 W)

Other models:

The following measured at AC 120, 220, 240 V 50/60 Hz

DIN power output (rated) 130 + 130 watts

(6 ohms at 1 kHz, DIN)

Continuous RMS power output (reference)

170 + 170 watts

(6 ohms at 1 kHz, 10% THD)

Model Name Using Similar Mechanism HCD-GRX50/RXD7

CD Mechanism Type CDM38LH-5BD32L

Base Unit Name BU-5BD32L

Optical Pick-up Name KSS-213D/Q-NP

Model Name Using Similar Mechanism HCD-GRX50/RXD7

Tape Transport Mechanism Type TCM-230AWR2

Section

Tape deck

Section

Photo: HCD-GRX70 (GRAY)

Inputs

MD/VIDEO (AUDIO) IN: voltage 450 mV/250 mV,

(phono jacks) impedance 47 kilohms

MIX MIC: (phone jack) sensitivity 1 mV, impedance 10

kilohms

Outputs

MD OUT: voltage 250 mV,

(phono jacks) impedance 1 kilohms

PHONES: accepts headphones of 8 ohms

(stereo mini jack) or more

SPEAKER:

Canadian model: accepts impedance of 8 to 16 ohms

SURROUND SPEAKER (GRX70/GRX70J):

accepts impedance of 16 ohms

SUPER WOOFER: Voltage 1 V, impedance 1 kilohm

– Continued on next page –

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

HCD-GRX70/GRX70J/RXD80

– 31 – – 32 –

7-7. SCHEMATIC DIAGRAM – BD Board – • See page 59 forWaveforms. •See page 64 for IC Block Diagrams.

• Voltages and waveforms are dc with respect to ground

under no-signal conditions.

no mark : CD STOP

( ) : CD PLAY

The components identified by mark !or dotted

line with mark !are critical for safety.

Replaceonlywithpartnumberspecified.

Lescomposantsidentifiésparune marque !sont

critiques pour la sécurité. Ne les remplacer que

par une piéce portant le numéro spécifié.

(Page 45)

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

HCD-GRX70/GRX70J/RXD80

– 35 – – 36 –

7-9. SCHEMATIC DIAGRAM – CD MOTOR Section – • See page 65 for IC Block Diagrams.

• Voltages are dc with respect to ground under no-signal

conditions.

no mark : CD STOP

(Page 45)

DISC TRAY

ADDRESS DETECT

DISC TRAY SLIDE

OPEN

(DISC TRAY SLIDE)

DISC IN DETECT

SENSOR DISC TRAY

SENSOR

DISC

TRAY

TURN

DISC TRAY TURN

MOTOR DRIVER

LEVEL SHIFT

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

HCD-GRX70/GRX70J/RXD80

PB LEVEL (L)

(DECK A)

PB LEVEL (R)

(DECK A)

PB LEVEL (L)

(DECK B)

PB LEVEL (R)

(DECK B)

PB EQ AMP

(DECK A)

PB EQ AMP

(DECK B)

SWITCHING

REC BIAS (L)

(DECK B)

REC BIAS (R)

(DECK B)

BIAS OSC

REC BIAS

-6.8

(PLAYBACK)

– 39 – – 40 –

7-11. SCHEMATIC DIAGRAM – AUDIO Board – • See page 66 for IC Block Diagram.

• Voltages are dc with respect to ground under no-signal

conditions.

no mark : TAPE PLAY

( ) : RECORD

The components identified by mark !or dotted

line with mark !are critical for safety.

Replaceonly with part number specified.

Lescomposants identifiésparune marque !sont

critiques pour la sécurité. Ne les remplacer que

par une piéce portant le numéro spécifié.

(Page 49)

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

HCD-GRX70/GRX70J/RXD80

DECK B

PLUNGER DECK A

PLUNGER

(CAPSTAN)

(DECK A 120/70)

(DECK A HALF)

(DECK A REC)

(DECK B HALF)

(DECK B REC)

(DECK B 120/70)

ROTATION DETECT SENSOR

(DECK A)

ROTATION DETECT

SENSOR (DECK B)

(DECK A PLAY) (DECK B PLAY)

CONTROL SWITCH

– 41 – – 42 –

7-12. PRINTED WIRING BOARD – LEAF SW Board – • See page 28 for Circuit Boards Location.

7-13. SCHEMATIC DIAGRAM – LEAF SW Board –

• Voltages are dc with respect to ground under no-signal

conditions.

no mark :TAPE PLAY

( ) : RECORD

∗: Impossible to measure

Q113 E-9

Q161 C-9

Q162 C-9

Q163 E-9

Q191 E-12

Q192 E-10

Q201 D-9

Q251 C-9

Q331 C-1

Q332 C-2

Q333 C-2

Q334 C-2

Q335 D-1

Q336 F-1

Q337 F-1

Q338 F-1

Q339 F-1

Q340 E-1

Q341 E-1

Q342 F-1

Q343 E-1

Q401 F-12

Q402 E-12

Q411 G-2

Q412 G-3

Q431 G-12

Q432 G-11

Q433 F-11

Q434 F-11

Q435 F-11

Q436 F-11

Q437 G-12

Q439 F-12

Q471 F-2

Q501 D-7

Q508 D-7

Q509 E-7

Q801 H-10

Q803 G-10

Q804 G-9

Q831 G-10

Q832 G-10

Q851 J-10

Q881 I-9

Q901 H-2

Q902 I-1

Q903 H-1

Q904 G-4

Q905 G-4

Q907 G-5

Q908 G-4

Q909 I-4

Q913 H-1

Q914 G-2

Q923 H-1

Q951 G-2

Q952 H-1

Ref. No. LocationRef. No. Location

D141 E-10

D191 E-12

D331 E-1

D333 F-1

D334 E-1

D335 F-1

D401 G-11

D403 F-12

D405 H-6

D406 J-4

D407 I-2

D411 G-3

D501 D-7

D502 E-6

D503 D-6

D504 D-7

D505 D-7

D506 D-7

D509 F-2

D607 E-5

D644 C-8

D801 J-11

D802 G-9

D803 G-11

D831 I-6

D832 J-7

D851 J-10

D852 G-9

D881 H-9

D901 J-4

D902 J-4

D903 J-4

D904 I-4

D905 I-1

D906 H-1

D907 J-5

D908 I-5

D909 J-5

D910 J-5

D915 I-4

D921 H-4

D922 G-4

D923 G-4

D924 F-2

D925 G-4

IC101 C-10

IC301 B-3

IC381 A-12

IC501 D-5

IC502 D-7

IC801 H-10

IC901 G-6

IC902 G-4

IC903 H-4

Q111 D-10

Q112 D-10

• Semiconductor Location

(Page 49)

(Page 43)

DECK A

PLUNGER

DECK B

PLUNGER

(DECK A PLAY)

(DECK A HALF) (DECK A 120/70) (DECK A REC)

(DECK B HALF)

(DECK B PLAY)

(DECK B 120/70)

(DECK B REC)

()

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

HCD-GRX70/GRX70J/RXD80

– 45 – – 46 –

7-15. SCHEMATIC DIAGRAM – MAIN Board (1/4) –

• Voltages and waveforms are dc with respect to ground

under no-signal (detuned) conditions.

no mark : TUNER (FM/AM)

( ) : CD PLAY

(Page 31)

(Page 36)

(Page 50)

(Page 51)

(Page 47)

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

HCD-GRX70/GRX70J/RXD80

– 47 – – 48 –

7-16. SCHEMATIC DIAGRAM – MAIN Board (2/4) –

• Voltages are dc with respect to ground under no-signal

(detuned) conditions.

no mark : FM

The components identified by mark !or dotted

line with mark !are critical for safety.

Replaceonly with part number specified.

Lescomposants identifiésparune marque !sont

critiques pour la sécurité. Ne les remplacer que

par une piéce portant le numéro spécifié.

(Page

46)

(Page 50)

(Page 52)

(Page 63)

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

HCD-GRX70/GRX70J/RXD80

– 49 – – 50 –

7-17. SCHEMATIC DIAGRAM – MAIN Board (3/4) –

• Voltages are dc with respect to ground under no-signal

(detuned) conditions.

no mark : TUNER (FM/AM)

( ) : CD PLAY

{} : TAPE PLAYBACK (DECK A)

[ ] :TAPE PLAYBACK (DECK B)

〈〈 〉〉 : RECORD

(Page 40)

(Page 42)

(Page 46)

(Page 47)

(Page 51)

(Page 63)

(Page 56)

(Page 51)

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

HCD-GRX70/GRX70J/RXD80

– 51 – – 52 –

7-18. SCHEMATIC DIAGRAM – MAIN Board (4/4) – • See page 59 forWaveforms.

• Voltages and waveforms are dc with respect to ground

under no-signal (detuned) conditions.

no mark : TUNER (FM/AM)

( ) : CD PLAY

{} :TAPE PLAYBACK (DECK A)

[ ] :TAPE PLAYBACK (DECK B)

〈〈 〉〉 : RECOARD

uPC7812AHF

(Page

46)

(Page

50)

(Page

50)

(Page 48)

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

HCD-GRX70/GRX70J/RXD80

– 55 – – 56 –

7-20. SCHEMATIC DIAGRAM – PANEL Board– • See page 59 forWaveform. •See page 66 for IC Block Diagrams.

• Voltages and waveforms are dc with respect to ground

under no-signal (detuned) conditions.

no mark : TUNER (FM/AM)

(Page

58)

(Page 50)

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

Otros manuales para HCD-GRX70

Este manual sirve para los siguientes modelos

Tabla de contenidos

Otros manuales de Sistema estéreo de Sony

Sony

Sony MHC-790 Manual de usuario

Sony

Sony DSX-GS80 Manual de usuario

Sony

Sony CAS-1 Manual de usuario

Sony

Sony MHC-GNX660 Manual de usuario

Sony

Sony NAS-CZ1 M-Crew Manual de instrucciones

Sony

Sony HCD-LX9AV Manual de usuario

Sony

Sony MHC-GNZ444D Manual de usuario

Sony

Sony HCD-XGR66 Manual de usuario

Sony

Sony MHC-V50 Manual de usuario

Sony

Sony HCD-GPZ6 Manual de usuario

Sony

Sony AIR-SW10TI - Wireless Audio Transmitter... Manual de usuario

Sony

Sony HCD-RG60 Manual de usuario

Sony

Sony LMT-300 Manual de usuario

Sony

Sony CMT-EH45DAB Manual de usuario

Sony

Sony HCD-XGR60 Manual de usuario

Sony

Sony HCD-551 Manual de usuario

Sony

Sony HCD-DX10 Manual de usuario

Sony

Sony CMT-BT80W Manual de usuario

Sony

Sony ZS-Y3 - Personal Cd Audio System Manual de usuario

Sony

Sony MHC-NX3AV Operating Instructions (primary... Manual de usuario

Sony

Sony SRS-X7 Manual de usuario

Sony

Sony HCD-DV2D - Dvd / Reciever Component Manual de usuario

Sony

Sony Silentwriter 290 Manual de usuario

Sony

Sony HCD-VX222 Manual de usuario

Manuales populares de Sistema estéreo de otras marcas

LG CM3330B Manual de usuario

Cetacea Sound

Cetacea Sound CVS-II Manual de usuario

Aiwa

Aiwa XR-H66MD Manual de usuario

Denon

Denon UCD-250 Manual de usuario

Sanyo

Sanyo DC-MX41i Manual de usuario

Sharp

Sharp CD-ES600V Manual de usuario

Exibel

Exibel BDX600-UK Manual de usuario

Sanyo

Sanyo DC-F320 Manual de usuario

Philips

Philips FWM583X Manual de usuario

Sharp

Sharp CD-C462 Manual de usuario

Onkyo

Onkyo CBX 300 - CD / MP3 Clock Radio Manual de usuario

Aiwa

Aiwa XR-EM70 Manual de usuario

Cyrus

Cyrus Lyric Manual de usuario

Philips

Philips MCM159/98 Manual de usuario

Philips/Magnavox

Philips/Magnavox Magnavox FW 62C Manual de usuario

RCA

RCA RS3965SB Manual de usuario

Sharp

Sharp XL-UH240 Manual de usuario

Philips

Philips FW 690 Manual de usuario