(CD: λ = 780 nm) • AC power cord (Mains lead) (1) Emission duration: continuous Design and specifications are subject to change without notice. SUPER AUDIO CD PLAYER Sony Corporation 9-873-192-02 2001J0500-1 Home Audio Company C 2001.10 Published by Sony Engineering Corporation...
OPERATION. REPLACE THESE COMPONENTS WITH DE FONCTIONNEMENT. NE REMPLACER CES COM- SONY PARTS WHOSE PART NUMBERS APPEAR AS POSANTS QUE PAR DES PIÈCES SONY DONT LES SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- NUMÉROS SONT DONNÉS DANS CE MANUEL OU LISHED BY SONY.
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SCD-XA777ES SAFETY CHECK-OUT CAUTION After correcting the original service problem, perform the follow- Use of controls or adjustments or performance of procedures ing safety check before releasing the set to the customer: other than those specified herein may result in hazardous ra- Check the antenna terminals, metal trim, “metallized”...
SCD-XA777ES SECTION 1 SERVICING NOTES MODEL IDENTIFICATION (2) SACD (single layer) – Back Panel – Sled reverse move (sled in) Disc detect IC setting for SACD Servo error signal offset auto adjustment Spindle kick for LD on LD on Focus search Part No.
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SCD-XA777ES HOW TO OPEN THE DISC TABLE WHEN POWER SWITCH TURNS OFF disc table loading panel assy 2 Draw out the loading panel assy in the direction of arrow B . cover (CAM) 1 Insert a tapering driver in the hole...
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SCD-XA777ES Note: Follow the disassembly procedure in the numerical order given. D-POWER/POWER BOARDS AND RF BOARD SERVICE POSITION 1 Remove the case. 2 Turn over the set. 4 two bottom plates 3 eight screws (3 × 8) 3 four screws (3 × 8) –...
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SCD-XA777ES MAIN BOARD SERVICE POSITION In checking the MAIN board, prepare jig (extension cable J-2501-205-A: 1.50 mm Pitch, 7 cores, Length 300 mm/ J-2501-086-A: 1.00 mm Pitch, 19 cores, Length 300 mm). Note: Be sure to ground the MAIN board with a lead wire when checking it.
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SCD-XA777ES NOTE FOR INSTALLATION (AUDIO MODULE BLOCK) Note: When installing the audio module block, insert the audio module block as shown below. audio module block NOTE ON POSITION OF WIRE (FLAT TYPE) MAIN board wire (flat type) heatsink A-POWER board FRONT Heatsink gets heated up to a high temperature.
SCD-XA777ES SECTION 2 This section is extracted from instruction manual. GENERAL Front Panel Parts Descriptions OPEN/CLOSE POWER PHONE LEVEL TIME/TEXT MENU MULTI/2CH SACD/CD PHONES PUSH ENTER 1 POWER switch (14) 7 TIME/TEXT button (15) qs N button (14) Press to turn on the player.
SCD-XA777ES SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. DISASSEMBLY FLOW Note 1: The process described in can be performed in any order. Note 2: Without completing the process described in , the next process can not be performed.
SCD-XA777ES Note: Follow the disassembly procedure in the numerical order given. 3-2. CASE (TOP) 2 two screws (flat head) 1 three screws (flat head) 3 case (top) 7 two screws (3 × 8) 4 two screws (3 × 8) 5 two screws...
SCD-XA777ES 3-9. BASE UNIT (DVBU4B) 7 Insert a taper driver into the cover (CAM), and rotate in the arrow B direction to raise the base unit (DVBU4B) in the arrow C direction. (Chuck release state) 5 screw (BVTT3 × 6) 3 screw (BVTT3 ×...
SCD-XA777ES SECTION 4 TEST MODE FLUORESCENT INDICATOR TUBE MODE Procedure: [POWER] 3. After the key check is completed, turn JOG clockwise to turn 1. Press the button while shorting the BP (TEST on the calendar segments sequentially. When the segment “20”...
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SCD-XA777ES This set automatically executes self-diagnosis and various checks Releasing Method of Test Mode [POWER] by entering the test mode. To release the test mode, turn the switch off. Note: This set automatically makes various adjustments according to the type of disc, thereby not requiring adjustment of the set when parts Selection/Entry of Test Mode were replaced.
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SCD-XA777ES FOCUS command (2X): Focus related. (All servos must be already turned on (except command 21)) Name Description Remarks FSRCH ON/OFF The continuous vertical motion of the optical pick-up lens is turned on or Avoid a long-time use F-BIAS UP...
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SCD-XA777ES TOOLS command (8X): Performs aging, reads adjusting parameters, etc. Name Description Remarks VERSION Firmware version is displayed Example: Ver 1.00 TRAY AGING Tray open-close aging is performed Number of times and eccentricity Not used for the servicing measurement Not used in this set.
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SCD-XA777ES Set Check 92. SET CHECK SET TEST START 10. TOTAL CHECK 120. MANUAL CHK 121. LOAD IN ? 0. IC&FL CHECK ? 11. AUTO CHECK ? (Not used.) 1. TOTAL CHECK ? 12. MANUAL CHK ? 122. SPIN UP ? 2.
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SCD-XA777ES 4-1. IC AND FLUORESCENT DISPLAY TUBE CHECK Error display Causes (typical example) (SELF-DIAGNOSIS) PRAWN DRAM ERR 1. IC808 (D-RAM) is faulty The communication between microcomputer and main ICs (self- 2. IC801 (DSD decoder) is faulty diagnosis) and the fluorescent display tube all lit are checked.
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SCD-XA777ES 4-2. AUTO CHECK (AUTOMATIC VARIOUS MEASUREMENTS) The auto check is performed to check if the set operates stably. Though a checking is made automatically, whether the measured data are within the specification is evaluated by the service person. The auto check results in NG immediately, if the check itself causes an error.
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SCD-XA777ES Items Description Remarks HENSIN Eccentricity measurement For the CD only are measured Eccentricity (actual eccentric amount) of disc, disc pulley total • Read by dividing by 10 • 0 may be displayed if eccentricity is small (10um or less) (Due to...
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SCD-XA777ES (2) CD (Use the test disc PATD-012 or YEDS-18) Note: Measured values in check items are typical ones. Check items Specified value LOAD IN TIME (msec) 3000 msec or less SPIN UP TIME (msec) : 1372 2500 msec or less...
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SCD-XA777ES 4-3. SACD (DL) DISC OPERATION CHECK 4-4. HYBRID DISC OPERATION CHECK (• Perform as necessary) (• Perform as necessary) The stability of the set can be checked by repeating the combined This test checks the auto adjustment time required when the disc operation of focus jump (layer 0t1, layer 1t0) and access to is switched between HD (SACD) layer and CD layer.
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SCD-XA777ES 4-5 . AGING MODE 4-6. SHIPPING MODE (• Perform as necessary) The repaired set must be initialized, and for this purpose the set 4-5-1. The aging can be performed to the set in the test should be set to the shipping mode.
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SCD-XA777ES Error display is as follows. Error name, Disc type, IN SW (Sled in switch state), FOK (FOK signal state), LOCK (LOCK signal state), From (Displayed if effective), To (Displayed if effective), Aging times (Displayed in aging mode only) Display example...
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SCD-XA777ES 4-7. WAVEFORMS CHECK Traverse Check This set performs automatic adjustment for each disc, and there- Connection: fore the set need not be adjusted when parts are replaced, but it requires checking following the description in this section, 4-1. oscilloscope IC AND FLUORESCENT DISPLAY TUBE CHECK and 4-2.
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SCD-XA777ES RF Level Check CLV Jitter Check (CD only) Connection: Connection: oscilloscope oscilloscope MAIN board MAIN board (CH1) TP516 (RFCK) TP703 (RFAC) – TP517(WFCK) – TP704 (AGND) (CH2) TP808 (DG) Checking Method: Checking Method: 1. Under the condition of traverse waveform check mode in step 1.
SCD-XA777ES 5-7. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS • Circuit Boards Location Note on Printed Wiring Board: Note on Schematic Diagram: • All capacitors are in µF unless otherwise noted. pF: µµF • X : parts extracted from the component side.
SCD-XA777ES 5-9. SCHEMATIC DIAGRAM – LOADING MOTOR/RF/SWITCH Boards – • • See page 68 for Waveforms. See page 70 for IC Block Diagram. (Page The components identified by mark 0 or dotted Les composants identifiés par une marque 0 sont line with mark 0 are critical for safety.
SCD-XA777ES 5-12. SCHEMATIC DIAGRAM – MAIN Board (1/5) – • See page 70 for IC Block Diagram. MAIN (2/2) BOARD (2/5) CENTER SPINDLE MOTOR DRIVE (Page 43) VOLTAGE GENERATOR (1/2) INTEGRATOR IC B/D MAIN BOARD (5/5) (Page 46) SACD DECODER...
SCD-XA777ES 5-15. SCHEMATIC DIAGRAM – MAIN Board (4/5) – • • See page 68 for Waveform. See page 70 for IC Block Diagrams. MAIN BOARD (1/5) MAIN BOARD (1/5) MAIN BOARD (1/5) (Page 42) (Page 42) (Page 42) MAIN BOARD...
SCD-XA777ES 5-16. SCHEMATIC DIAGRAM – MAIN Board (5/5) – • See page 68 for Waveforms. • See page 70 for IC Block Diagram. MAIN BOARD (4/5) (Page 45) MAIN BOARD (4/5) (Page 45) MAIN BOARD (1/5) (Page 42) MAIN BOARD...
SCD-XA777ES 5-39. IC PIN FUNCTION DESCRIPTION • MAIN BOARD IC509 CXD3008Q (DIGITAL SIGNAL PROCESSOR, DIGITAL SERVO PROCESSOR, DIGITAL FILTER, D/A CONVERTER) Pin No. Pin Name Description DVDD0 — Power supply terminal (+3.3V) (digital system) XRST Reset signal input from the I/O expander (IC902) “L”: reset MUTE Muting control signal input from the CPU (IC901) “H”: muting...
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SCD-XA777ES Pin No. Pin Name Description AVSS0 — Ground terminal (analog system) IGEN Stabilized current input for operational amplifiers AVDD0 — Power supply terminal (+3.3V) (analog system) ASYO Playback EFM full-swing output terminal ASYI Playback EFM asymmetry comparator voltage input terminal...
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SCD-XA777ES • MAIN BOARD IC701 CXD1882R-1 (SACD DECODER) Pin No. Pin Name Description 1, 2 D5, D6 Two-way data bus with the CPU (IC901) and I/O expander (IC902) — Ground terminal (digital system) Two-way data bus with the CPU (IC901) and I/O expander (IC902) Address signal input from the CPU (IC901) —...
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SCD-XA777ES Pin No. Pin Name Description HINT Not used (pull up) XS16 Not used (pull up) Not used (fixed at “H” ) XPDI Not used (pull up) VDDS — Power supply terminal (+5V) (digital system) 59, 60 HA0, HA2 Not used (fixed at “H” ) —...
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SCD-XA777ES Pin No. Pin Name Description 118, 119 VCCA5, VCCA4 — Power supply terminal (+3.3V) (analog system) VCOR1 — VCO oscillating range setting resistor connected terminal VCOIN VCO input terminal 122, 123 GNDA4, GNDA3 — Ground terminal (analog system) LPF5 Signal output from the operation amplifier from PLL loop filter Middle point voltage (+1.65V) input terminal...
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SCD-XA777ES Pin No. Pin Name Description XTA1 System clock input terminal (33.8688 MHz) — Power supply terminal (+3.3V) (digital system) 172 to 176 D0 to D4 Two-way data bus with the CPU (IC901) and I/O expander (IC902)
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SCD-XA777ES • MAIN BOARD IC801 CXD2752R (DSD DECODER) Pin No. Pin Name Description VSCA0 — Ground terminal (for core) XMSLAT Serial data latch pulse signal input from the CPU (IC901) MSCK Serial data transfer clock signal input from the CPU (IC901)
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SCD-XA777ES Pin No. Pin Name Description BCKAO Bit clock signal (2.8224 MHz) output terminal for DSD data output Not used (open) PHREFI Phase reference signal input for DSD output phase modulation from the CXD9647R (IC803) PHREFO Phase reference signal output terminal for DSD output phase modulation Not used (open)
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SCD-XA777ES Pin No. Pin Name Description WARFI Analog RF signal input for PSP physical disc mark detection from the CXD1881R (IC001) WAVRB A/D bottom reference terminal for PSP physical disc mark detection 128, 129 WAVSS1,0 — A/D ground terminal (for PSP physical disc mark detection) VSIOA2 —...
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SCD-XA777ES • MAIN BOARD IC803 CXD9647R (DSD DIGITAL SIGNAL PROCESSOR) Pin No. Pin Name Description — Power supply terminal (+3.3V) (digital system) XMSDOE Serial data output enable signal output terminal Not used (open) MSREADY Ready signal input from the CPU (IC901) “L”: ready...
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SCD-XA777ES Pin No. Pin Name Description — Power supply terminal (+3.3V) (digital system) DSAR DSD data (front R-ch) output to the digital filter (IC101, 201, 1101, 1201) — Ground terminal (digital system) DSALS DSD data (surround L-ch) output to the digital filter (IC1101, 1201) —...
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SCD-XA777ES • MAIN BOARD IC901 CXP973F064R-1 (CPU) Pin No. Pin Name Description SACD/CD mode selection signal output to the data selector (IC304, 306, 307, 308) MODE DF “L”: CD mode, “H”: SACD mode AMUTE Muting on/off signal output to the analog line circuit “L”: muting on...
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SCD-XA777ES Pin No. Pin Name Description SOUT DSD Serial data output to the DSD decoder (IC801) and CXD9647R (IC803) SCK DSD Serial data transfer clock signal output to the DSD decoder (IC801) and CXD9647R (IC803) BUSY DP Busy signal input to the display controller (IC1001)
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SCD-XA777ES • MAIN BOARD IC902 CXD1095BR (I/O EXPANDER) Pin No. Description Pin Name Detection signal input from limit in switch (S1) LIM SW The optical pick-up is inner position when “H” WISE Direction of rotation signal input terminal Not used (open)
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SCD-XA777ES Pin No. Description Pin Name MRSEL1 SACD/CD mode selection signal output terminal Not used — Ground terminal (digital system) — Power supply terminal (+3.3V) (digital system) AGING ERR Not used (open) — Not used (open) Disc tray open/close detection switch input terminal OUT SW “L”: disc tray open, “H”: disc trat close Not used...
SCD-XA777ES SECTION 6 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they The components identified by mark 0 or dotted line with mark 0 are may have some difference from the original are seldom required for routine service.
SCD-XA777ES 6-5. BOARD SECTION-2 T901 T902 not supplied not supplied not supplied not supplied not supplied not supplied supplied not supplied US, Canadian model chassis section The components identified by Les composants identifiés par une mark 0 or dotted line with marque 0 sont critiques pour la mark 0 are critical for safety.
SCD-XA777ES 6-6. CHASSIS SECTION not supplied not supplied not supplied not supplied supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-929-074-01 SCREW (3X8) 3-701-822-01 HOLDER, WIRE * 252 4-615-354-01 SPACER 4-235-601-12 PANEL, BACK (US, Canadian)
SCD-XA777ES 6-7. MECHANISM DECK SECTION (CDM19JB-DVBU4B, CDM19JN-DVBU4B) not supplied not supplied not supplied not supplied not supplied DVBU4B not supplied not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-228-673-01 BRACKET (DISC TABLE) A-4735-483-A HOLDER (A.P.) ASSY...
SCD-XA777ES 6-8. BASE UNIT SECTION (DVBU4B) The components identified by Les composants identifiés par une mark 0 or dotted line with marque 0 sont critiques pour la mark 0 are critical for safety. sécurité. Replace only with part num- Ne les remplacer que par une pièce ber specified.
SCD-XA777ES SECTION 7 ELECTRICAL PARTS LIST AC SW A-POWER NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they The components identified by 0 or dotted line with mark mark parts list may be different from the parts speci- are seldom required for routine service.
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SCD-XA777ES MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > R560 1-216-821-11 METAL CHIP 1/16W R561 1-216-821-11 METAL CHIP 1/16W IC502 8-759-567-26 IC BA5983FP-E2 R562 1-216-821-11 METAL CHIP 1/16W IC503 8-759-701-40 IC NJM3404AM-T1...
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SCD-XA777ES MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R671 1-216-833-11 METAL CHIP 1/16W R772 1-216-801-11 METAL CHIP 1/16W R773 1-216-833-11 METAL CHIP 1/16W R672 1-216-833-11 METAL CHIP 1/16W R776 1-216-864-11 METAL CHIP 1/16W R674...
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SCD-XA777ES MAIN MOTHER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R921 1-216-809-11 METAL CHIP 1/16W R1506 1-216-801-11 METAL CHIP 1/16W R1507 1-216-801-11 METAL CHIP 1/16W R922 1-216-801-11 METAL CHIP 1/16W R1508 1-216-801-11 METAL CHIP 1/16W...
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SCD-XA777ES MOTHER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C359 1-136-818-11 FILM 0.0047uF 5% 100V IC371 8-759-711-85 IC NJM4580E-D C360 1-128-201-11 ELECT 100uF < JACK > C361 1-128-201-11 ELECT 100uF C362 1-117-775-31 ELECT 0.1uF 250V...
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SCD-XA777ES US Model Canadian Model SERVICE MANUAL AEP Model Ver 1.1 2001.10 SUPPLEMENT-1 File this supplement with the service manual. Subject: Change of AC/A-POWER/D.OUT/D-POWER/MOTHER boards. (Suffix-12) (ECN-CDB04047) In this set, AC, A-POWER, D.OUT, D-POWER and MOTHER boards have been changed in the midway of production.
SCD-XA777ES A-POWER 3. ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they The components identified by 0 or dotted line with mark mark parts list may be different from the parts speci- are seldom required for routine service.
SCD-XA777ES REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2001.10...
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