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LINE OUT Phono Jacks (at 50 kilohms) DIGITAL Optical –18 dBm output (OPTICAL) connector MICROFILM CDP-CX220 Model Name Using Similar Mechanism CD Mechanism Type Base Unit Type Optical Pick-up Type SPECIFICATIONS General Power requirements Where purchased USA/Canada Australia Europe...
SAFETY CHECK-OUT After correcting the original service problem, perform the follow- ing safety check before releasing the set to the customer: Check the antenna terminals, metal trim, “metallized” knobs, screws, and all other exposed metal parts for AC leakage. Check leakage as described below. LEAKAGE The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a...
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CD-TEXT TEST DISC This unit is able to display the test data (character information) written in the CD on its fluorescent indicator tube. The CD-TEXT TEST DISC (TGCS-313:4-989-366-01) is used for checking the display. To check, perform the following procedure. Checking Method: 1.
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Table 2: CD-TEXT TEST DISC Recorded Contents and Display (In this unit, some special characters cannot be displayed. This is no a fault.) TRACK Recorded Contents ! ” # $ % & ´ + , – . / 0 1 2 3 4 5 6 7 8 9 : ;...
LOCATION OF PARTS AND CONTROLS Front Panel STANDBY CONTINUE SHUFFLE PROGRAM REPEAT GROUP 1 GROUP 2 GROUP 3 GROUP 4 GROUP 5 GROUP 6 GROUP 7 GROUP 8 @º 1 I/u (power switch) button 2 CONTINUE button 3 SHUFFLE button 4 Display window 5 PROGRAM button 6 REPEAT button...
Note: Follow the disassembly procedure in the numerical order given. CASE 1 four screws (case 3 TP2) 2 Open the case. FRONT PANEL SECTION 2 four screws (BVTP3 4 claw 5 front panel section SECTION 3 DISASSEMBLY 3 Remove the case to 6 Remove the door (CD) ass’y to direction of arrow A .
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GUIDE ASS’Y 4 boss 2 screw (PSW3 REAR PANEL SECTION 1 connector (CN904) 3 three screws (BVTT3 5 guide ass’y 3 three connectors 1 connector (CN505) 2 flat wire (CN502) 5 PC board holder 7 four screws (BVTT3 – 8 – 3 three screws (BVTT3 1 connector...
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MECHANISM DECK 2 mechanism deck 1 three screws (BVTT3 1 six screws (BVTT3 BASE UNIT 1 screw (BVTT3 2 fulcrum plate (BU upper) ass’y 3 base unit – 9 –...
DISPLAY CHECK MODE With the power turned off (standby state), press the I/u button while pressing the P (pause) button. All FL segments and grids light up together with the · (play), P (pause), and standby LEDs. At the same time, the GROUP LEDs are scanned one by one. Note: To exit this mode, press the p (stop) button.
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Partial lighting 1 A B C D E F G Partial lighting 2 Partial lighting 3 * : Counter displayed Test Points Location: [MAIN BOARD] – Component Side – IC502 (AFADJ) IC506 (ADJ) IC501 CN509 AGING MODE • Mode which repeatedly changes and plays back discs automati- cally in the unit.
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Aging Method [COMMAND MODE] 1. Change the [CD1] 2. Turn ON the power of the unit. Open the front cover. [AGING START] 3. Press the button of the remote commander for aging mode (J-2501-123-A). 4. When the disc set mode is set, the · and P LEDs blink. 5.
Perform the following steps before carrying out adjustments. 1. Turn ON the power of the unit, set disc to disc table No. 92, and perform chucking. 2. Turn OFF the power. 3. Remove the case. [STOP] button, turn ON the I/u button. 4.
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GUIDE (DISC T) ALIGNMENT (1) Rotate the cam and adjust to the posi- tion shown in the figure. guide (disc T) (2) Check that the state is as shown in the figure. guide (disc T) disc (3) Loosen the fixed screw by about 60 . guide (disc T) disc (4) Move the holder (guide T) with a tapering screwdriver,...
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HOLDER (DISC A2) ALIGNMENT (1) Rotate the cam and adjust to the position shown in the figure. holder (disc A2) (2) Check that the state is as shown in the figure. thrust screw (3) After applying suitable locking compound to the the disc.
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SENSOR ALIGNMENT Perform this adjustment after the “holder (disc A2) adjustment”. If the disc table swings to the left and right just before the disc is chucked, perform the following adjustment. (1) Rotate the cam and adjust to the position shown in the figure.
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PULLY AND DISC CENTER HOLE ALIGNMENT (1) Rotate the cam and adjust to the position shown in the figure. (2) Check that the state is as shown in the figure. disc Note: The disc should not be fixed. (3) Remove the Magnet ass’y. bracket (BU adjustment) magnet ass’y...
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MAGNET ASS’Y ALIGNMENT (1) Rotate the cam and adjust to the position shown in the figure. adjustment screw (3) Apply suitable locking compaund to the justing. adjustment screw magnet ass’y magnet holder magnet ass’y 1 2 3 4 1 2 3 4 part after ad- 1 2 3 4 (2) Rotate the adjustment screw until A=B or between A:B=2:1...
Note: 1. CD Block is basically designed to operate without adjustment. There- fore, 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 10M 4. Clean the object lens by an applicator with neutral detergent when the signal level is low than specified value with the following checks.
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RF PLL Free-run Frequency Check Procedure : 1. Connect frequency counter to test point TP (XPCK) with lead wire. frequency counter BD board TP (XPCK) – 2. Turn I/u button on. 3. Put the disc (YEDS-18) in to play the number five track. Confirm that reading on frequency counter is 4.3218MHz.
SECTION 7 DIAGRAMS • Circuit Boards Location ILLUMINATION board D. SENS (RAY CATCHER) board MAIN board D. SENS (LUMINOUS) board DISP board JACK board T. SENS board T. MOTOR board DOOR SN board DOOR MOTOR board JOG board BD board L.
7-1. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC 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: • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics and tantalums.
: digital out pour la sécurité. line with mark ! are criti- cal for safety. Ne les remplacer que par une Replace only with part piéce por tant le numéro number specified. spécifié. – 27 – CDP-CX220 – 28 –...
See page 45 for IC Block Diagrams. (Page 43) (Page 43) (Page 43) (Page 43) (Page 43) (Page 40) – 31 – CDP-CX220 (Page 27) • no mark: PLAY • Signal path. : CD c : digital out – 32 – (Page 36)
: digital out line with mark ! are criti- pour la sécurité. cal for safety. Ne les remplacer que par une Replace only with part piéce por tant le numéro number specified. spécifié. – 35 – (Page 32) – 36 – CDP-CX220...
7-12. IC PIN FUNCTION DESCRIPTION • MAINN BOARD IC501 CXP84340-075Q (SYSTEM CONTROLLER) Pin No. Pin Name 1 to 5 A3 to A7 Address signal output to the static RAM (IC502) 8 to 11 A11 to A8 Data write enable signal output to the static RAM (IC502) “L” active Chip enable signal output to the static RAM (IC502) “H”...
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Pin No. Pin Name Command serial data transfer clock signal output to the CXD2587Q (IC101) Command latch pulse output to the CXD2587Q (IC101) “L” active DATA Command serial data output to the CXD2587Q (IC101) SENS serial data reading clock and subcode Q data reading clock signal output to the CXD2587Q SQCLK (IC101) SUBQ...
NOTE: • -XX and -X mean standardized parts, so they may have some difference from the original one. • Color Indication of Appearance Parts Example: KNOB, BALANCE (WHITE) . . . (RED) Parts Color Cabinet's Color • Items marked “*” are not stocked since they are seldom required for routine service.
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(4) MECHANISM DECK SECTION-1 (CDM-40B) not supplied Ref. No. Part No. Description X-4947-241-1 LEVER (C) ASSY 4-982-882-01 SPRING (LIMITTER), TORSION 4-982-881-01 SPRING (HOLDER), TORSION X-4947-239-1 LIMITTER (A) ASSY 4-982-853-01 LEVER (B) X-4947-240-1 LEVER (A) ASSY 4-988-143-01 HOLDER (DISC A2) 4-982-855-01 HOLDER (DISC B) 4-982-856-01 PAD 4-976-458-01 HOLDER (MAGNET) X-4946-326-1 HOLDER (CLAMP) ASSY...
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(5) MECHANISM DECK SECTION-2 (CDM-40B) Ref. No. Part No. Description 4-976-465-01 GEAR (LOADING 1) 4-976-466-01 GEAR (LOADING 2) 4-982-893-01 GEAR (CENTER 2) X-4947-607-1 GEAR (PULLEY) ASSY 4-982-867-01 BELT (TIMING) 3-325-697-21 WASHER * 207 1-661-465-11 L. MOTOR BOARD * 208 1-661-467-11 L. SW BOARD 3-489-073-00 SCREW, THRUST not supplied M802...
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(6) MECHANISM DECK SECTION-3 (CDM-40B) Ref. No. Part No. Description 3-356-601-11 SCREW, STEP X-4947-244-1 SLIDER (BU ADJUSTMENT) ASSY X-4947-243-1 HOLDER (BU) ASSY 4-982-859-01 HOLDER (DAMPER) 4-982-878-01 SPRING (F), COMPRESSION KSM-213BKN/M-N Remark Ref. No. Part No. 4-982-872-01 SPRING (F-2), TENSION 4-982-871-01 SPRING (F-1), TENSION 4-982-858-01 DAMPER 4-960-617-01 CAP (F) –...
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(7) OPTICAL PICK-UP SECTION (KSM-213BKN/M-N) not supplied M102 Ref. No. Part No. Description * 301 A-4724-029-A BD BOARD, COMPLETE 2-626-907-01 GEAR (A) 2-627-003-02 GEAR (B) (RP) 1-769-069-11 WIRE (FLAT TYPE) (16 CORE) M101 The components identified by mark ! or dotted line with mark ! are critical for safety.
NOTE: • Due to standardization, replacements in the parts list may be different from the parts speci- fied in the diagrams or the components used on the set. • -XX and -X mean standardized parts, so they may have some difference from the original one.
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D. SENS (LUMINOUS) Ref. No. Part No. Description R117 1-216-049-11 RES, CHIP R119 1-216-043-00 RES, CHIP R123 1-216-073-00 METAL CHIP R124 1-216-097-00 RES, CHIP R131 1-216-037-00 METAL CHIP R135 1-216-295-00 SHORT R136 1-216-295-00 SHORT R137 1-216-295-00 SHORT R138 1-216-295-00 SHORT R143 1-216-103-00 METAL CHIP R144...