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HCD-DX30/RG40
SERVICE MANUAL US Model
Canadian Model
Ver 1.0 2001. 05
AEP Model
HCD-RG40
E Model
Australian Model
HCD-DX30
• HCD-DX30/RG40 is the tuner,
deck, CD and amplifier section in
Photo : HCD-DX30
MHC-DX30/RG40.
Model Name Using Similar Mechanism NEW
CD CD Mechanism Type CDM58B-K6BD38
Section Base Unit Name BU-K2BD38
Optical Pick-up Name KSM-213DCP
Tape deck
Model Name Using Similar Mechanism NEW
Section
SPECIFICATIONS
Other models: CD player section
AUDIO POWER SPECIFICATIONS:
(HCD-RG40
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HCD-DX30/RG40 Tape deck section SAFETY CHECK-OUT Recording system 4-track 2-channel stereo Frequency response 40 – 13,000 Hz (±3 dB), After correcting the original service problem, perform the using Sony TYPE I following safety checks before releasing the set to the customer: cassette Check the antenna terminals, metal trim, “metallized” knobs, screws, Tuner section and all other exposed metal parts for AC leakage. Check leakage as FM stereo, FM/AM superheterodyne tuner described below. FM
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HCD-DX30/RG40 TABLE OF CONTENTS NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT 1. SERVICE NOTE ······························································· 4 2. GENERAL ·········································································· 5 The laser diode in the optical pick-up block may suffer electrostatic break-down because of the potential difference generated by the 3. DISASSEMBLY ································································ 7 charged electrost
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HCD-DX30/RG40 SECTION 2 GENERAL This section is extracted from instruction manual. Main unit 123458 6 7 9q;qaqs qd eg qf qg ef ed qh qj es ea qk e; ql wl w; wkwj wh wg wf wd ws wa AUDIO jacks ed MD (VIDEO) qg BUTTON DESCRIPTIONS 2 CD qs MIC jack* e; 2 CD SYNC wf MIC LEVEL control* wj v/V/b/B 5 Deck A wl MOVIE EQ 9 Z (deck A) wk Deck B w; MUSIC EQ 6 Z (deck B) ql 1 DIRECTION* 7 P FILE qa M (fast forward) ws DISC 1 – 3 wa PHONES jack qk . (go back) wg DISC SKIP EX-CHANGE ea PLAY MODE 7 Z OPEN/C
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HCD-DX30/RG40 Remote Control 1234 5 6 ql 7 qk 8 qj 9 qh 0 qg qf qa qd qs CD qj MD (VIDEO) 9 BUTTON DESCRIPTIONS CLEAR 6 P FILE qd CLOCK/TIMER SELECT 2 PRESET EQ qg v/V/b/B qs CLOCK/TIMER SET 3 SLEEP 1 M (fast forward)/TUNING D.SKIP ql SURROUND 0 + 5 EFFECT ON/OFF qa TAPE A/B 8 . (go back)/PRESET – 5 ENTER qf TUNER/BAND qh GAME qk VOL +/– 7 ?/1 (power) 4 x (stop) 5 nN (play) 5 X (pause) 5 > (go forward)/PRESET + 5 m (rewind)/TUNING – 5 Setting the time 1 Turn on the system. 6 Press B. The minute
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HCD-DX30/RG40 SECTION 3 DISASSEMBLY Note : Disassemble the unit in the order as shown below. Set Case (Top) CD door Front panel section Base unit Driver board, Moter board and Address sensor board Tape mechanism deck Panel board Key board Sub trans board, Trans board, Sensor board and Video out board Main board and Power board Note : Follow the disassembly procedure in the numerical order given. 3-1. CASE (TOP) qa Four screws (+BVTP 3 × 10) qs Case (Top) qd 6 Two screws (Case 3 TP2) Case (Side-L
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HCD-DX30/RG40 3-2. CD DDOR CD door CD mechanism deck (CDM58B) 1 Turn the pulley to the direction of arrow. Front panel side 3 pulley 2 Pull-out the disc tray. 3-3. FRONT PANEL SECTION 7 Connector 2p (CN714) CD mechanism deck (CDM58B) 2 Connector 10p (CN701) 5 1 Wire (flat type) 19p (CN102) 4 Screw (+BVTP 3 × 10) 6 Wire (flat type) 17p (CN2) 8 Screw (+BVTP 3 × 10) qd qs 3Screw (+BVTP 3 × 10) 9 Connector 3p q; Connector 7p Front panel section qa Three screws (+BVTP
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HCD-DX30/RG40 3-4. TAPE MECHANISM DECK 1 Six screws (+BVTP 2.6 × 8) 2 Tape mechanism deck 3-5. PANEL BOARD 3 6 Panel board 4 Connector 13p (CN712) 2 Vol knob ring 5 Cut the seven melted-connection points with a cutting plier. 1 Volume knob Note: When attching the panel board, refer to "Service Note" on page 4. 9
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HCD-DX30/RG40 3-6. KEY BOARD 2 Key board 1 Cut the six melted-connection points with a cutting plier. Note: When attching the Key board, refer to "Service Note" on page 4. 3-7. SUB TRANS BOARD, TRANS BOARD, SENSOR BOARD AND VIDEO OUT BOARD 1 Connector 2p (CN2) (EXCEPT:SP,E51,E2,AR) Connector 4p (CN2) (SP,E51,E2,AR) Back panel w; Video out board ql Screw (+BVTP 3 × 10) q; Two screws qs Cover (Duct) (+BVTP 3 × 10) qf Five screws 2 Connector 3p (+BVTP 3 × 10) (CN903)
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HCD-DX30/RG40 3-8. MAIN BOARD AND POWER BOARD 7 Heat sink 6 Two screws (+BVTT 3 × 6) 4 Three screws (+BVTT 3 × 6) Main board 5 Power board 3 Two screws (+BVTP 3 × 16) 2 Main board 1 Two screws (+BVTT 3 × 6) 3-9. BASE UNIT 1 Screw (+PTPWH M2.6) 2 Holder (BU) assy qa q; Screw (DIA. 12) Base unit qs Two insulators qs Two insulators 9 Two screws (+PTPWH M2.6) 8 Two stoppers (BU) 7 Two screws (+BVTP 2.6 × 8) 4 Wire (flat type) 16p (CN102) 3 Wire (flat type) 19p (CN101) 6 BD board 5 Screw (+BVTP 2.6 ×
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HCD-DX30/RG40 3-10. DRIVER BOARD, MOTOR BOARD AND ADDRESS SENSOR BOARD q; Screw (+PTPWH 2.6 × 8) 4 Two screws (+BVTP 2.6 × 8) 8 Motor board 6 Wire (flat type) 8p (CN721) 5 Remove the two solderings of motor. qs Screw (+BVTP 2.6 × 8) qa Tray 7 Connector 4p (CN722) qd Address sensor board 3 Wire (flat type) 8p (CN702) 2 Driver board 1 Screw (+BVTP 2.6 × 8) 9 Pull-out the disc tray. 12
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HCD-DX30/RG40 SECTION 4 TEST MODE [MC Cold Reset] [Change-over of AM Tuner Step between 9 kHz and • The cold reset clears all data including preset data stored in the 10 kHz] RAM to initial conditions. Execute this mode when returning • A step of AM channels can be changed over between 9 kHz and the set to the customer. 10 kHz. Procedure: Procedure: 1. Press three buttons x , ENTER , and ?/1 simultaneously. 1. Press ?/1 button to turn the set ON. 2. The fluorescent indicator tube displays “COL
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HCD-DX30/RG40 [MC Test Mode] [Microprocessor version display] • This mode is used to check operations of the respective sections • If the following operation is performed during the POWER OFF of Amplifier, TUNER, CD and Tape. in the modes other than the POWER SAVE mode (i.e., while the Demo display shows the watch time), Procedure: 1. When three buttons of STOP , ENTER , V (CUSOR DOWN) 1. Press the ?/1 button to turn on the set. are pressed at the same time, the MC and the GC microprocessor
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HCD-DX30/RG40 [Aging Mode] This mode can be used for operation check of CD section and tape deck section. • If an error occurred: The aging operation stops and display status. • If no error occurs: The aging operation continues repeatedly. 1. Operating method of Aging Mode Turn on the main power and select “CD” of the function. 1) Set a disc in DISC1 tray. Select ALL DISC CONTINUE, and REPEAT OFF. 2) Load the tapes recording use into the decks A and B respectively. 3) Press three buttons x , E
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HCD-DX30/RG40 2) Operation during aging mode In the aging mode, the program is executed in the following sequence. (1) The disc tray opens and closes. (2) The mechanism accesses DISC 2 and makes an attempt to read TOC. However, since there are no discs, a message “CD2 NO DISC” appears. (3) The mechanism accesses DISC 3 and a message “CD3 NO DISC” appears. (4) The disc tray turns to select a disc1. (5) A disc is chucked. (6) TOC of disc is read. (7) The pickup accesses to the track 1, and play
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HCD-DX30/RG40 SECTION 5 ELECTRICAL ADJUSTMENTS FM Tuned Level Adjustment CD SECTION FM RF Signalgenerator Note : 1. CD Block is basically designed to operate without adjustment. 75 Ω coaxial Therefore, check each item in order given. 2. Use YEDS-18 disc (3-702-101-01) unless otherwise indicated. 3. Use an oscilloscope with more than 10MΩ impedance. set 4. Clean the object lens by an applicator with neutral detergent Carrier frequency : 98 MHz when the signal level is low than specified value wit
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HCD-DX30/RG40 Note : Clear RF signal waveform means that the shape “ ◊ ” can be clearly Adjustment Location: distinguished at the center of the waveform. [BD BOARD] (Conductor Side) RF signal waveform VOLT/DIV : 200mV TIME/DIV : 500ns level : 1.45 ± 0.3Vp-p E-F Balance (1 Track jump) Check oscilloscope BD board TP TP TP(TEO) (XPCK) (AGCCON) TP(VC) 12 1 21 20 TP IC103 (TEO) Procedure : 24 1 40 1. Connect oscilloscope to TP (TEO) and TP (VC). TP IC101 41 80 2. Turned Power switch on. (FEO) TP 3. L
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HCD-DX30/RG40 SECTION 6 DIAGRAMS THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) Note on Schematic Diagram: Note on Printed Wiring Boards: • All capacitors are in µ F unless otherwise noted. pF: µµ F •X : parts extracted from the component side. 50 WV or less are not indicated except for electrolytics •b : Pattern from the side which enables seeing. and tantalums. • Indication of transistor. 1 • All resist
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HCD-DX30/RG40 6-1. CIRCUIT BOARD LOCATION MOTOR board ADDRESS SENSOR board VIDEO OUT board DRIVER board BD board SUB TRANS board TRANS board SENSOR board PANEL board MAIN board KEY board POWER AMP board • WAVEFORMS – MAIN BOARD –– PANEL BOARD – – BD BOARD – 1 IC101 yj 3 IC101 ra 1 IC102 wf STOP MODE 1 IC701 4 STOP MODE CD PLAY MODE CD PLAY MODE 4.1Vp-p 5.3Vp-p approx 200mVp-p 6.4Vp-p 222ns 200ns 59ns (4.5MHz) (5MHz) (16.9344MHz) 2 IC101 ta 4 IC101 el 2 IC401 qd STOP MODE CD
