HHB CDR-850 Service Manual
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HHB CDR-850 Service Manual

Professional compact disc recorder
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THIS MANUAL IS APPLICABLE TO THE
FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
CDR-850
KU/CA
MY
FOR U.S. MODELS
NECESSARY INFORMATION FOR DHHS
RULES MARKED ON THE REAR BASE AND ON
THE TOP OF CD MECHANISM AS BELOW.
DANGER – LASER RADIATION WHEN OPEN.
AVOID DIRECT EXPOSURE TO BEAM.
co
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9 4
2 8
0 5
8
2 9
9 4
2 8
Power Requirement
Remarks
AC120V
AC220-230V
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Summary of Contents for HHB CDR-850

  • Page 1 L 13942296513 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). Model Type Power Requirement Remarks CDR-850 KU/CA AC120V AC220-230V FOR U.S. MODELS NECESSARY INFORMATION FOR DHHS RULES MARKED ON THE REAR BASE AND ON THE TOP OF CD MECHANISM AS BELOW.

  • Page 2: Safety Information

    CDR-850 3 7 63 1515 0 1. SAFETY INFORMATION This service manual is intended for qualified service technicians ; it is not meant for the casual do-it- yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual.

  • Page 3: Table Of Contents

    CDR-850 3 7 63 1515 0 LABEL CHECK MY Type MY Type MY Type Printed on Rear Panel KU/CA type Printed on Rear Panel Additional Laser Caution 1. Laser Interlock Mechanism L 13942296513 The position of the switch (S601) for detecting loading...

  • Page 4: Exploded Views And Parts List

    PZN1010 8 Dry Cell Battery (R03,AAA) VEM-022 9 Polyethylene Bag RHL1024 Packing Case PHG2365 (2) CONTRAST TABLE CDR-850/MY and KU/CA are constructed the same except for the following : Part No. Mark No. Symbol and Description Remarks u163 CDR-850/MY CDR-850/KU/CA...
  • Page 5 CDR-850 3 7 63 1515 0 2.2 EXTERIOR SECTION KU/CA Type only KU/CA Type only KU/CA Type only Refer to "2.4 LOADING MECHANISM ASSY". L 13942296513 No Supplied Part Accessories for the INPUT ASSY 38 MY Type only u163 Refer to "2.3 FRONT...

  • Page 6: Http://Www.xiaoyu163.Com

    PMZ30P060FCC Screw BBZ30P080FCC Rivet RBM-003 Screw IBZ30P060FCC Fuse Cover PNM1343 (2) CONTRAST TABLE CDR-850/MY and KU/CA are constructed the same except for the following : Part No. Mark No. Symbol and Description Remarks CDR-850/MY CDR-850/KU/CA SERVO DIGITAL Assy PWM2219 PWM2220...

  • Page 7: Front Panel Section

    CDR-850 3 7 63 1515 0 2.3 FRONT PANEL SECTION L 13942296513 Accessories for the VR ASSY. • FRONT PANEL SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. FUNCTION Assy PYY1266 Display Window H...

  • Page 8: Http://Www.xiaoyu163.Com 3

    CDR-850 3 7 63 1515 0 2.4 LOADING MECHANISM ASSY • Bottom View Loading Base L 13942296513 • LOADING MECHANISM ASSY PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 32P F•F•C/30V PDD1187 Lock Plate...
  • Page 9 CDR-850 3 7 63 1515 0 2.5 SERVO MECHANISM ASSY • Bottom View SERVO MECH ASSY Carriage Base S How to Install the Disc Table Use nippers or other tool to cut the two sections marked in figure While supporting the spindle motor shaft with the stopper, put spacer on top of the carriage base, and stick the disc table on top (takes about 9kg pressure).

  • Page 10: Schematic Diagram

    CDR-850 3. SCHEMATIC DIAGRAM 3 7 63 1515 0 3.1 OVERALL CONNECTIONS, LOADING A, B, and SERVO MECH ASSEMBLIES CD-R PICUP ASSY PEA1351 SERVO DIGITAL ASSY (PWM2219 : MY) (PWM2220 : KU/CA) L 13942296513 PEA1350 SERVO PEA1235 MECH ASSY...
  • Page 11 CDR-850 3 7 63 1515 0 Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST". HEADPHONE ASSY (PWZ3715) 1/2, AUDIO ASSY (PWZ3933: MY) (PWZ3934: KU/CA) INPUT ASSY L 13942296513...
  • Page 12 CDR-850 3 7 63 1515 0 3.2 SERVO DIGITAL ASSY(1/6) L 13942296513 ATIP DECODER u163 http://www.xiaoyu163.com...
  • Page 13 CDR-850 3 7 63 1515 0 MECH.CONTROL MICOM BLOCK SERVO DIGITAL ASSY(1/6) (PWM2219 : MY) (PWM2220 : KU/CA) • MECH. CONTROL MICOM BLOCK 8BIT LATCH L 13942296513 u163 CN701 http://www.xiaoyu163.com...
  • Page 14 CDR-850 3.3 SERVO DIGITAL(2/6) and PICKUP ASSEMBLIES 3 7 63 1515 0 SERVO DIGITAL ASSY(2/6) (PWM2219 : MY) (PWM2220 : KU/CA) • RF PROCESSOR BLOCK CD-R PICUP ASSY PEA1351 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 15 CDR-850 3 7 63 1515 0 L 13942296513 MY TYPE ONLY u163 http://www.xiaoyu163.com...
  • Page 16 CDR-850 3 7 63 1515 0 3.4 SERVO DIGITAL ASSY(3/6) L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 17 CDR-850 3 7 63 1515 0 SERVO DIGITAL ASSY(3/6) (PWM2219 : MY) (PWM2220 : KU/CA) • SERVO BLOCK L 13942296513 CDR SERVO AMP u163 http://www.xiaoyu163.com...
  • Page 18 CDR-850 3 7 63 1515 0 3.5 SERVO DIGITAL ASSY(4/6) INPUT L 13942296513 INPUT u163 http://www.xiaoyu163.com...
  • Page 19 CDR-850 3 7 63 1515 0 SERVO DIGITAL ASSY(4/6) (PWM2219 : MY) (PWM2220 : KU/CA) • DIGITAL BLOCK OUTPUT OUTPUT L 13942296513 J801 u163 http://www.xiaoyu163.com...
  • Page 20 CDR-850 3 7 63 1515 0 3.6 SERVO DIGITAL ASSY(5/6) L 13942296513 SERVO DIGITAL ASSY(5/6) (PWM2219 : MY) (PWM2220 : KU/CA) • DECODER BLOCK u163 http://www.xiaoyu163.com...
  • Page 21 CDR-850 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 22 CDR-850 3 7 63 1515 0 3.7 SERVO DIGITAL ASSY(6/6) SERVO DIGITAL ASSY(6/6) (PWM2219 : MY) (PWM2220 : KU/CA) • STRATEGY BLOCK L 13942296513 KU/CA TYPE ONLY R1323 : 0 (MY TYPE) L323 : QTL1015 (KU/CA TYPE) u163 http://www.xiaoyu163.com...
  • Page 23 CDR-850 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 24 CDR-850 3 7 63 1515 0 3.8 AUDIO(1/2) and HEADPHONE ASSEMBLIES D/A CONVERTER L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 25 CDR-850 3 7 63 1515 0 • AUDIO ASSY(1/2) D/A BLOCK (PWZ3933 : MY) (PWZ3934 : KU/CA) L 13942296513 : AUDIO SIGNAL ROUTE u163 HEADPHONE ASSY (PWZ3715) http://www.xiaoyu163.com...
  • Page 26 CDR-850 3 7 63 1515 0 3.9 AUDIO(2/2) and VR ASSEMBLIES L 13942296513 VR ASSY (PWZ3719) u163 http://www.xiaoyu163.com...
  • Page 27 CDR-850 3 7 63 1515 0 : AUDIO SIGNAL ROUTE AUDIO ASSY(2/2) (PWZ3933 : MY) (PWZ3934 : KU/CA) • A/D BLOCK A/D CONVERTER L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 28 CDR-850 3 7 63 1515 0 3.10 POWER and TRANS ASSEMBLIES AC POWER CORD 1P AC INLET • NOTE FOR FUSE REPLACEMENT (10000p/250) (10000p/250) (10000p/250) POWER TRANSFORMER L 13942296513 C901 C902 C903 C904 C905 C906 C907 C908 C909 TRANS ASSY...
  • Page 29 CDR-850 3 7 63 1515 0 POWER ASSY (PWZ3937 : MY) (PWZ3938 : KU/CA) J701 L 13942296513 CN402 CN8003 CN355 CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE ONLY WITH SAME TYPE NO. ICP-N15, MFD BY ROHM CO., LTD.
  • Page 30 CDR-850 3 7 63 1515 0 3.11 FUNCTION ASSY FL HOLDER REMOTE RECEIVER UNIT FUNCTION ASSY (PWZ3699) FUNCTION ASSY S702 : PLAY 3 S703 : PAUSE 8 S704 : STOP 7 S705 : TRACK SEARCH 4 1 S706 : TRACK SEARCH ¡ ¢...
  • Page 31 CDR-850 3 7 63 1515 0 CN202 MODE CONTROLLER L 13942296513 R710–R715 : ACN7081 SYSTEM RESET Q701–Q704 : DTA114EK u163 http://www.xiaoyu163.com...
  • Page 32 CDR-850 3 7 63 1515 0 3.12 INPUT ASSY L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 33 CDR-850 3 7 63 1515 0 INPUT ASSY (PWZ3929 : MY) (PWZ3930 : KU/CA) J8006 J407, J408 L 13942296513 J408 CN302 u163 http://www.xiaoyu163.com...

  • Page 34: Pcb Connection Diagram

    CDR-850 3 7 63 1515 0 4. PCB CONNECTION DIAGRAM NOTE FOR PCB DIAGRAMS : 1. Part numbers in PCB diagrams match those in the schematic 3. The parts mounted on this PCB include all necessary parts for diagrams.
  • Page 35 CDR-850 3 7 63 1515 0 4.1 LOADING A, LOADING B and SERVO MECH ASSEMBLIES SIDE A SIDE B LOADING A ASSY CN352 LOADING B ASSY L 13942296513 (PNP1447-B) SERVO MECH ASSY u163 (PNP1447-B) CN353 http://www.xiaoyu163.com...
  • Page 36 CDR-850 3 7 63 1515 0 4.2 SERVO DIGITAL ASSY PICKUP CN501 ASSY SERVO DIGITAL ASSY CN601 CN701 L 13942296513 VR101 VR107 VR108 VR104 VR102 VR103 VR106 VR105 IC351 Q107 Q102 IC243 IC248 IC245 IC212 IC352 Q106 Q101 IC103...
  • Page 37 CDR-850 3 7 63 1515 0 J801 CN3002 L 13942296513 VR301 (PNP1445-G) IC353 IC301 IC308 IC311 IC318 IC201 IC302 IC309 IC310 IC205 IC204 IC303 IC202 IC316 IC314 Q301 Q203 u163 http://www.xiaoyu163.com...
  • Page 38 CDR-850 3 7 63 1515 0 SERVO DIGITAL ASSY L 13942296513 (PNP1445-G) IC305 Q302 IC354 Q351 IC313 IC320 Q303 Q201 IC312 Q204 IC207 IC203 SIDE B u163 http://www.xiaoyu163.com...
  • Page 39 CDR-850 3 7 63 1515 0 L 13942296513 IC246 Q242 IC105 Q201 Q241 IC102 Q104 IC104 Q105 IC210 IC208 Q103 u163 http://www.xiaoyu163.com...
  • Page 40 CDR-850 3 7 63 1515 0 4.3 AUDIO, HEADPHONE and VR ASSEMBLIES CN8101 CN8102 VR ASSY Q407 Q408 Q406 Q405 IC803 IC804 (PNP1456-D) IC404 CN8005 CN8004 L 13942296513 CN301 IC451 CN8101 (PNP1463-B) AUDIO ASSY HEADPHONE u163 ASSY SIDE A...
  • Page 41 CDR-850 3 7 63 1515 0 VR ASSY AUDIO ASSY Q404 Q409 Q403 (PNP1456-D) IC406 L 13942296513 IC401 IC801 Q401 IC402 Q402 (PNP1463-B) HEADPHONE ASSY u163 SIDE B (PNP1456-D) http://www.xiaoyu163.com...
  • Page 42 CDR-850 3 7 63 1515 0 4.4 POWER and TRANS ASSEMBLIES AC POWER CORD CN8003 POWER ASSY NEUTRAL LIVE CN402 IC37 IC33 IC21 IC36 IC23 IC32 IC31 IC35 CN355 IC25 IC24 L 13942296513 (PNP1463-B) J701 SIDE A u163 POWER...
  • Page 43 CDR-850 3 7 63 1515 0 POWER ASSY L 13942296513 (PNP1463-B) TRANS ASSY SIDE B u163 (PNP1456-D) http://www.xiaoyu163.com...
  • Page 44 CDR-850 3 7 63 1515 0 4.5 FUNCTION ASSY FUNCTION ASSY CN202 SIDE A IC705 Q705 IC702 L 13942296513 FUNCTION ASSY u163 SIDE B IC701 http://www.xiaoyu163.com...
  • Page 45 CDR-850 3 7 63 1515 0 CN51 CN8006 L 13942296513 (PNP1456-D) u163 IC704 Q706 Q701 Q704 http://www.xiaoyu163.com...
  • Page 46 CDR-850 3 7 63 1515 0 INPUT ASSY 4.6 INPUT ASSY IC3001 CN302 Q408 CN805 Q8009 Q8010 CN803 L 13942296513 J708 Q8101 J407, J408 Q8102 J408 u163 SIDE A (PNP1463-B) http://www.xiaoyu163.com...
  • Page 47 CDR-850 3 7 63 1515 0 INPUT ASSY Q8002 Q8004 Q8007 Q8003 Q8006 Q8005 IC8001 IC8003 L 13942296513 Q8202 Q8201 IC8101 IC8103 IC8105 Q8103 IC8102 IC8104 IC8106 Q8104 Q3705 u163 Q3706 Q3707 Q3708 Q3701 SIDE B Q3702 Q3703 Q3704 (PNP1463-B) http://www.xiaoyu163.com...

  • Page 48: Pcb Parts List

    CDR-850 3 7 63 1515 0 Mark No. Description Part No. Mark No. Description Part No. 5. PCB PARTS LIST • NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List.
  • Page 49 CDR-850 3 7 63 1515 0 Mark No. Description Part No. Mark No. Description Part No. L313, L314, L317, L318 QTL1015 (2) PARTS LIST FOR PWM2219 L320, L321, L351, L352 QTL1015 SEMICONDUCTORS IC311 AD1893JST CAPACITORS IC103 AK8563 C120 CCSQCH100D50...
  • Page 50 CDR-850 3 7 63 1515 0 Mark No. Description Part No. Mark No. Description Part No. C145, C199, C201, C202 CKSQYF103Z50 Q403 DTA124EK C207, C208, C234, C240, C250 CKSQYF103Z50 Q401, Q404 DTC124EK C301, C302 CKSQYF103Z50 D401–D404 1SS133 C101, C105, C109, C113, C121...
  • Page 51 CDR-850 3 7 63 1515 0 Mark No. Description Part No. Mark No. Description Part No. PCB BINDER VEF1040 CKSQYF104Z50 KN111, KN112, KN114 VNF1084 C15, C24 CKSQYF473Z50 EARTH METAL FITTING C32, C33 CQMA223J50 C55, C56 CQMA273J50 (1000µF/16V) PCH1122 HEADPHONE ASSY (100µF/50V)
  • Page 52 CDR-850 3 7 63 1515 0 Mark No. Description Part No. Mark No. Description Part No. SWITCHES AND RELAYS CAPACITORS S720 PSB1008 C8111–C8114 CCSQCH101J50 S702–S719 VSG1009 C3006 CCSQCH331J50 C3002, C3003, C8101–C8104 CCSQCH470J50 C8123, C8124, C8127, C8128 CCSQCH470J50 CAPACITORS C8011, C8012...

  • Page 53: Adjustment

    CDR-850 3 7 63 1515 0 6. ADJUSTMENT 6.3.2 Operations in Test Mode 6.1 DISCS TO BE USED In Test mode, the following adjustment functions are assigned to 1. When adjusting the servo system adjustment the buttons, as explained below.
  • Page 54 CDR-850 3 7 63 1515 0 6.4 ADJUSTMENT 1 (LASER DIODE POWER ADJUSTMENT) SERVO DIGITAL ASSY CD-RW record power CD-R overdrive CD-R record power Playback power CD-RW bias power CN354 Playback CD-R recording CD-RW recording CD-RW erase CN102 power VR105 Fig.5 Output power of the laser diode...
  • Page 55 CDR-850 3 7 63 1515 0 DANGER – LASER RADIATION WHEN OPEN. AVOID DIRECT EXPOSURE TO BEAM. 6.4.2 CD-R Record Power Adjustment Test Point Pickup objective lens Adjustment Point VR102 (R REC. PW1), VR103 (R REC. PW2) VR102 : 4.60 mW ± 0.1 mW Adjustment Value VR103 : Addition of 0.1 mW ±...
  • Page 56 CDR-850 3 7 63 1515 0 6.5 ADJUSTMENT 2 (SERVO SYSTEM ADJUSTMENT) SERVO DIGITAL ASSY For servo adjustment, set the INPUT SELECTOR to OPTICAL. CN354 (TP201) Use the RECORD and REC MUTE buttons to make the adjustments. CN354 1 : RF...
  • Page 57 CDR-850 3 7 63 1515 0 6.5.2 M-S Mix Ratio Adjustment Test Point CN102 - pin 3 (TE) and pin 4 (MPP) Adjustment Point RECORD button and REC MUTE button Adjustment Value Adjust until the value of the output signals from pin 3 (TE) and pin 4 (MPP) of CN102 are the same, or the differential output of these signals is minimal.
  • Page 58 CDR-850 3 7 63 1515 0 6.5.4 Focus Bias Adjustment Test Point CN354 - pin 1 (RF) Adjustment Point DIGITAL SYNCHRO button, RECORD button and REC MUTE button Adjustment Value Adjust until RF jitter is minimal or that the eye pattern of the RF waveform is most open.

  • Page 59: General Information

    CDR-850 3 7 63 1515 0 7. GENERAL INFORMATION 7.1 PARTS 7.1.1 IC • The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams. • List of IC...
  • Page 60 CDR-850 3 7 63 1515 0 AK8563 (SERVO DIGITAL ASSY : IC103) • RF Processor IC • Pin Assignment (Top view) 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41...
  • Page 61 CDR-850 3 7 63 1515 0 • Block Diagram 29 30 56 55 63 28 27 26 57 53 54 11 10 SRFO HAVC RF_EQUALIZER FOCUS & XTAND TRACK MPDSH XTOR SPPO AGCON GAINUP2 MATRIX SPDSH GAINUP3 ATFM ATIP...
  • Page 62 CDR-850 3 7 63 1515 0 • Pin Function v i t v i t t s i L " : " z i l t s i L " : " " : " t s i "...
  • Page 63 CDR-850 3 7 63 1515 0 BA7082F (SERVO DIGITAL ASSY : IC302) • VCO IC • Block Diagram VCTL 1/2FB FOUT • Pin Function − e l l − l i b y t i − t i c...
  • Page 64 CDR-850 3 7 63 1515 0 BA5912AFP-Y (SERVO DIGITAL ASSY : IC351) • Driver IC • Block Diagram 10kΩ 10kΩ 10kΩ 10kΩ T.S.D. LEVEL LEVEL SHIFT SHIFT Vref1 Vref1 Vref2 Vref2 REF1 REF2 SWITCH SWITCH 10kΩ 10kΩ 10kΩ 10kΩ...
  • Page 65 CDR-850 3 7 63 1515 0 BA5932FP (SERVO DIGITAL ASSY : IC352) • Driver IC • Block Diagram 10kΩ LOADING × 1 × 1 10kΩ 10kΩ 10kΩ 10kΩ LOADING 10kΩ 10kΩ × 1 × 1 10kΩ 10kΩ 10kΩ L 13942296513 •...
  • Page 66 CDR-850 3 7 63 1515 0 CXD2585Q (SERVO DIGITAL ASSY : IC353) • Digital Signal Processor IC • Pin Assignment (Top view) ASYE DOUT TES1 LRCK TEST PCMD FRDR EMPH FFDR XTSL TRDR TFDR XTAI SRDR XTAO SFDR SOUT...
  • Page 67 CDR-850 3 7 63 1515 0 • Block Diagram 11 13 68 10 17 14 65 66 67 TES1 TEST FSTO Clock Error XRST Generator Corrector Demodulator Interface RFAC ASYI Asymmetry ASYO Corrector ASYE BIAS XPCK Sub Code Digital...
  • Page 68 CDR-850 • Pin Function 3 7 63 1515 0 − " " L " " l a i − l a i n i l l a i i f i l − l a i l l u L "...
  • Page 69 CDR-850 3 7 63 1515 0 TK11041M-1 (SERVO DIGITAL ASSY : IC355) • Thermo Sensor IC • Block Diagram Temperature × 1 Sensor S-806E (FUNCTION ASSY : IC702) • Voltage Detector IC L 13942296513 • Block Diagram u163 http://www.xiaoyu163.com...
  • Page 70 CDR-850 3 7 63 1515 0 PE8001A (AUDIO ASSY : IC401) • D/A Converter IC • Block Diagram 20 19 9 10 Serial Low-pass Input Filter LRCK Multi-level Oversampling DATA Delta-Sigma EXTL Digital Filter Modulator Low-pass with Filter Function...
  • Page 71 CDR-850 3 7 63 1515 0 PE5056A (FUNCTION ASSY : IC701) • Mode Control Microcomputer • Pin Function l l o c t i l l o c t i l a i c t i l a i...
  • Page 72 CDR-850 3 7 63 1515 0 PE5073A (SERVO DIGITAL ASSY : IC204) • MECHANISM Control Microcomputer • Pin Function ) I ( n i l ) I ( t i s " : ) " i g i " : "...
  • Page 73 CDR-850 3 7 63 1515 0 PDJ014A (SERVO DIGITAL ASSY : IC205) • ATIP DECODER "External Port"-output from PDJ014A (External RAM area (2C000H to 2C0FFH) • Pin Function c t i " = ) " " : " " t "...

  • Page 74: Display

    CDR-850 3 7 63 1515 0 7.1.2 DISPLAY PEL1097 (FUNCTION ASSY : V701) • FL TUBE • Anode & Grid Assignment L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 75 CDR-850 3 7 63 1515 0 L 13942296513 • Pin Assignment u163 http://www.xiaoyu163.com...

  • Page 76: Block Diagram

    CDR-850 3 7 63 1515 0 7.2 BLOCK DIAGRAM IC316 PDK033A RF AMP CIRCUIT SERVO AMP IC102, IC101 A–D RFDC RUNNING OPC RFOPC Disc (CD, CD-R, CDRW) AOUT CIRCUIT BLOCK RFDC 66–71 A–H IC103 IC353 PICUP ASSY 73–76 AK8563...
  • Page 77 CDR-850 3 7 63 1515 0 PIN INPUT XLR-3 INPUT Parallel Remote XLR-3 IC405 OUTPUT REC VR 34.5744MHz 14.2872MHz IC801 IC401 AK5340-VS PE8001A IC405 OUTPUT AD CONVERTER DA CONVERTER ADLRCK DALRCK ADBCK DABCK ADDATA DADATA 16.9344MHz HP OUTPUT IC406...

  • Page 78: Diagnosis

    CDR-850 3 7 63 1515 0 7.3 DIAGNOSIS 7.3.1 Diagnosis method when INPUT ASSY is removed. This product operates even if there is no INPUT ASSY when the terminal of the figure below is shorted. FUNCTION ASSY SIDE B...
  • Page 79 7.3.2 Laser Hour Meter display and Error code display for service. CDR-850 can be displayed the total of the lighting time of Laser diode and the error code for service. When this product keeps pushing the STOP key in the TEST mode (potitioin of INPUT selector AES/EBU in ST0P) for about five seconds, the following displays are done by FL display.
  • Page 80 CDR-850 3 7 63 1515 0 • y t l • • y t l . t i • • c i f • y t l - t r . t i • • - t r , t i y t l •...
  • Page 81 7.3.3 About the detailed error code DIRC use direct sequence forward 1 truck Jump In CDR-850, when "SKIP PLAY" key and "MENU" key are pushed repeat. at the same time on the ordinary mode, the error code of details is displayed in FL display.
  • Page 82 CDR-850 3 7 63 1515 0 Auto sequence 50 truck forward jump. Auto sequence 50 truck reverse jump. High-speed scanning mode which uses auto se- quence 50 truck forward jump. High-speed scanning mode which uses auto se- quence 50 truck reverse jump.

  • Page 83: Panel Facilities And Specifications

    CDR-850 8. PANEL FACILITIES AND SPECIFICATIONS 3 7 63 1515 0 • PANEL FACILITIES FRONT PANEL REC LEVEL INPUT SELECTOR DIGITAL ANALOG OPEN/ +4dBu RECORD CLOSE MUTE COAX –8dBu LINE CDR-850 AES/ COMPACT DISC RECORDER SKIP ID TIME/ DIGITAL...

  • Page 84: Display Panel

    CDR-850 3 7 63 1515 0 DISPLAY PANEL SYNC FINALIZE Lights when automatic digital-source synchro recording Lights if the loaded disc is a finalized CD-RW disc60 is activated. and. RPT-1 Lights during repeat playback. Lights during record mode. Blinks in the record muting mode.

  • Page 85: Remote Control Unit

    CDR-850 3 7 63 1515 0 REMOTE CONTROL UNIT Functions of the remote control unit Operations performed by buttons marked (*) can also be carried out by using buttons with the same name on the main unit. FADER button 1/¡...

  • Page 86: Specifications

    ÷ 2 x audio cables Recording Analog Dynamic Range ......93 dB ÷ Operating Instructions Recording Analog T.H.D.......... 0.006% ÷ HHB CDR-74 silver disc Recording Digital S/N ..........108 dB ÷ HHB Recording Media Guide Recording Digital Dynamic Range ......97 dB ÷...
  • Page 87 CDR-850 3 7 63 1515 0 L 13942296513 u163 ORDER NO. RRV2077M T – ZZK FEB. 1999 Printed in Japan http://www.xiaoyu163.com...
  • Page 88 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

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