HCD-GRX5/RX66
SERVICE MANUAL
US Model
Canadian Model
HCD-RX66
E Model
Australian Model
HCD-GRX5
HCD-GRX5/RX66 is the Amplifier, CD |
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player, Tape Deck and Tuner section in |
Photo: HCD-RX66 |
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MHC-GRX5/RX66. |
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Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation. “DOLBY” and the double-D symbol aare trademarks of Dolby Laboratories Licensing Corporation.
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Model Name Using Similar Mechanism |
HCD-H991AV |
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CD Mechanism Type |
CDM38L-5BD29AL/ |
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CD |
CDM38LH-5BD29AL |
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Section |
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Base Unit Type |
BU-5BD29AL |
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Optical Pick-up Type |
KSS-213D/Q-NP |
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TAPE |
Model Name Using Similar Mechanism |
NEW |
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DECK |
Tape Transport Mechanism Type |
TCM-230AWR1/ |
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Section |
230PWR1 |
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SPECIFICATIONS
AUDIO POWER SPECIFICATIONS: (U.S.A. model only)
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
with 6 ohm loads both channels driven, from 70 - 20,000 Hz; rates 60 watts per channel minimum RMS power, with no more than 0.9% total harmonic distortion from 250 milliwatts to rated output.
Amplifier section
Canadian model:
Continuous RMS power output (reference)
60 + 60 watts
(6 ohms at 1 kHz, 10% THD) Total harmonic distortion less than 0.07%
(6 ohms at 1 kHz, 45 W)
Other models:
The following measured at AC 110, 220 V 50/60 Hz
DIN power output (rated) |
50 + 50 watts |
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(6 ohms at 1 kHz, DIN) |
Continuous RMS power output (reference) |
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65 + 65 watts |
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(6 ohms at 1 kHz, 10% THD) |
The following measured at AC 120, 240 V 50/60 Hz |
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DIN power output (rated) |
60 + 60 watts |
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(6 ohms at 1 kHz, DIN) |
Continuous RMS power output (reference) |
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75 + 75 watts |
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(6 ohms at 1 kHz, 10% THD) |
Peak music power output (reference) |
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1000 watts |
Inputs |
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MD/VIDEO IN: |
voltage 450 mV, |
(phono jacks) |
impedance 47 kilohms |
MIX MIC: (phone jack) |
sensitivity 1 mV, impedance 10 |
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kilohms |
– Continued on next page –
MINI Hi-Fi COMPONENT SYSTEM
MICROFILM
HCD-GRX5/RX66
7-6. SCHEMATIC DIAGRAM – CD Section – See• page 28 for Waveforms. •See page 65 and 66 for IC Block Diagrams. •See page 27 for Note on Schematic Diagram.
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(Page 45) |
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MAIN BOARD |
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CN105 |
Note: |
Note: |
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The components identi- |
Les composants identifiés par |
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fied by mark !or dotted |
une marque !sont critiques |
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line with mark !are criti- |
pour la sécurité. |
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cal for safety. |
Ne les remplacer que par une |
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Replace only with part |
piéce portant le |
numéro |
number specified. |
spécifié. |
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– 31 – |
– 32 – |
7-8. SCHEMATIC DIAGRAM – CD MOTOR Section –
•See page 67 for IC Block Diagrams. • See page 27 for Note on Schematic Diagram.
MAIN BOARD |
CN104 |
(Page 45) |
MAIN BOARD |
CN103 |
(Page 45) |
– 35 – |
HCD-GRX5/RX66
– 36 –
HCD-GRX5/RX66
7-10. SCHEMATIC DIAGRAM – TAPE DECK Section –
•See page 67 for IC Block Diagrams. • See page 27 for Note on Schematic Diagram.
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MAIN BOARD |
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CN106 |
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(Page 49) |
– 39 – |
– 40 – |
HCD-GRX5/RX66
7-11. PRINTED WIRING BOARD – LEAF SW Section – See• page 18 for Circuit Boards Location. • See page 27 for Note on Printed Wiring Boards.
• Semiconductor Location
MAIN BOARD
CN107
(Page 43)
7-12. SCHEMATIC DIAGRAM – LEAF SW Section – • See page 27 for Note on Schematic Diagram.
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MAIN BOARD |
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(Page 49) CN107 |
– 41 – |
– 42 – |
Ref. No. |
Location |
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Ref. No. |
Location |
D141 |
G-9 |
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Q162 |
D-8 |
D401 |
G-10 |
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Q163 |
H-8 |
D501 |
E-5 |
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Q191 |
D-11 |
D502 |
E-5 |
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Q331 |
C-2 |
D503 |
E-5 |
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Q332 |
D-2 |
D504 |
E-5 |
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Q333 |
C-2 |
D505 |
E-6 |
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Q334 |
D-2 |
D506 |
E-6 |
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Q335 |
C-1 |
D507 |
F-3 |
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Q336 |
E-2 |
D508 |
F-2 |
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Q337 |
E-2 |
D901 |
I-6 |
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Q338 |
F-2 |
D902 |
I-5 |
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Q339 |
F-2 |
D903 |
I-6 |
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Q340 |
E-2 |
D904 |
I-6 |
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Q341 |
E-2 |
D905 |
G-6 |
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Q342 |
E-2 |
D906 |
G-7 |
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Q343 |
E-2 |
D907 |
H-4 |
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Q431 |
G-9 |
D908 |
H-4 |
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Q432 |
H-8 |
D909 |
I-5 |
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Q433 |
H-9 |
D910 |
I-4 |
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Q434 |
H-8 |
D911 |
I-4 |
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Q435 |
H-8 |
D912 |
I-4 |
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Q436 |
G-8 |
D913 |
G-3 |
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Q437 |
G-8 |
D914 |
G-5 |
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Q501 |
E-7 |
D915 |
I-3 |
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Q571 |
E-6 |
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Q572 |
E-6 |
IC101 |
D-9 |
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Q575 |
F-8 |
IC102 |
F-10 |
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Q901 |
F-6 |
IC191 |
D-11 |
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Q902 |
G-6 |
IC301 |
B-2 |
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Q903 |
H-6 |
IC381 |
A-11 |
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Q905 |
F-6 |
IC501 |
D-4 |
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Q906 |
G-6 |
IC502 |
E-6 |
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Q907 |
G-4 |
IC901 |
G-5 |
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Q908 |
G-5 |
IC902 |
G-3 |
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Q909 |
H-4 |
IC903 |
H-3 |
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Q910 |
I-4 |
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Q913 |
G-6 |
Q111 |
F-9 |
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Q914 |
F-7 |
Q112 |
F-9 |
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Q951 |
G-7 |
Q113 |
H-8 |
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Q952 |
G-7 |
Q161 |
E-8 |
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HCD-GRX5/RX66
7-14. SCHEMATIC DIAGRAM – MAIN Section (1/4) –
•See page 28 for Waveforms. • See page 27 for Note on Schematic Diagram. • See page 43 and 44 for Printed Wiring Board.
(page 47)
(page 32)
(page 36)
(page 36)
(page 51)
(page 49)
• Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions.
no mark : FM ( ) : CD
– 45 – |
– 46 – |
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