Denon-DVD2200-sacd-sm维修电路原理图.pdf

SERVICE MANUALMODEL DVD-2200DVD AUDIO-VIDEO / SUPER AUDIO CD PLAYER16 11, YUSHIMA 3 CHOME, BUNKYO KU, TOKYO 113 0034 JAPAN X0188V.01 DE/CDM 0308For U.S.A., Canada & Europemodel前、必読。本機、火災、感電、対安全性確保配慮、法的電気用品安全法、所定許可得製造。従際、安全性維持、記載注意事項必守。本機仕様性能改良、予告変更。Please use this service manual with referring to the operating instructions without fail.Some illustrations using in this service manual are slightly different from the actual set.修理際、必取扱説明書参照上、作業行。本文中使用、説明都合上現物多少異場合。補修用性能部品保有期間、製造打切後8年。注意For purposes of improvement, specifications anddesign are subject to change without notice.RadioFans.CN 收音机爱 好者资料库22DVD-2200SAFETY PRECAUTIONSThe following check should be performed for the continued protection of the customer and service technician.LEAKAGE CURRENT CHECKBefore returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassisresistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of thepower cord is less than 460 kohms, the unit is defective.LASER RADIATIONDo not stare into beam or view directly with optical instruments, class 3A laser product.(1)(2)500V1M(1)(2)RadioFans.CN 收音机爱 好者资料库33DVD-2200A-partA straight ruler etc.Fig. The left side view of the Mechanism.DISASSEMBLY(Follow the procedure below in reverse order when reassem-bling.)After removing the Top Cover, proceed as follows.1.Loader Panel, Front Panel1.1. When the Disc Tray can be ejected electrically(1) Plug the power cord to the wall outlet, switch on the pow-er, and press the OPEN/CLOSE button to open the Disc Tray.(2) Detach the Loader Panel by lifting it in the arrow direc-tion.(3) Press the OPEN/CLOSE button to close the Disc Tray, then unplug the power cord.(4) Remove 2 top screws and 4 bottom screws, then detach the Front Panel to the arrow direction.1.2. When the Disc Tray cannot be ejected electrically(1) Insert a straight ruler etc. into the left side of the Mecha. Unit and push the A-part (see Fig.) to open the Disc Tray manually.(2) Detach the Loader Panel by lifting it in the arrow direc-tion.(3) Push the Disc Tray to close it manually.(4) Detach the Front Panel following the same steps de-scribed on the previous page 1.1.1. (4).Power SwitchFront PanelLoader PanelOPEN/CLOSEbutton? ? !#$%?&?()?*+?,- ./0?123?/$4$123?,- ./0?123?/$4$123?,-,-5678?9:;$!0?A,B CD$E%CD0F0?GH?I?$!0?*+?AXB /$4$123%YZ?G_?*+?AaBLMNOPQRSMTOUVW0%K?5678?9:%8/$b?CD0F0?cCD$E%d?*+?AeB _?cfg X h?i?cfg e h%?./0?123%YZ?G?*+?,-X-5678?9:;$!0?j?A,B klm ?no?cpqr%H?I?s ?%K?5678?9:%$!0?*+?AXB /$4$123%YZG_?*+?AaB 5678?9:%K?8/$b?*+?AeB tu ,-,-,- ?e?vwG?./0?123%?*+?44DVD-22002.DVD Mecha.(1) Remove 4 screws fixing the Mecha. Cover and detach the Mecha. Cover.(2) Remove 4 screws on the DVD Mecha. and 2 screws on the Main P.W.B., then take it off in the arrow direction.3.Mecha.Unit(1) Remove 2 screws on the top of the Mecha. Unit, and de-tach the Guide Clamp Bracket with sliding in the arrow di-rection.(2) Solder the short-circuit on the Traverse Unit. (Refer to Traverse Unit Disassembly on page 5.(3) Disconnect the wires (CX151, CX241, CX031, CX051) connecting with the Main PWB.(4) Turn over the Mecha. Unit/Main PWB assembly, and re-move 3 screws.DVD Mecha.X X- xyx k?- xyx k?A,B k#$?z|fg% h?k#$%z?*+?AXB xyx k?cfg e h?k:0?cfg X h%?YZ? xyx k%?*+?a- klm ?a- klm ?A,B k?_?cfg X h%?:E8?0!? ?%YZG?c?j;c?*+?AXB E?:#$k?$?$? ?%?|?*+? ?#$7lm ? ?$?AaB k:0?:?$?R?,? R?Xe,?R?a,? R?,?%?*+?AeB ?klm ? Q k:0?%?fg X h%?*+?55DVD-22004.Traverse Unit DisassemblyCaution: The optical pickup can be damaged easily by static electricity charged on human body. Take necessary anti-static measures when repairing around the optical pickup.4.1. Guide Clamp Bracket disassembly(1) Remove 2 screws.(2) Remove Guide Clamp Bracket to arrow direction.4.2. Tray disassembly(1) Remove to arrow direction.(2) Solder the short-circuit (see in the frame).e- ?#$7lm ?e- ?#$7lm ? 8 !?G?r?+?;*+? 8 !“%+?fi?fl?j%?e-,-?:E8?0!? ?A,B fg X h%?*+?AXB ?:E8?0!? ?%YZG?*+?e-X-?9:?A,B YZG?*+?AXB ?|?$?%?*+? ? B66DVD-22004.3. Traverse Unit disassembly(1) Remove 24P FFC (CX241), 15P FFC (CX151), 5P PH WIRE (CX051) and 3P PH WIRE (CX031) connecting with from the Main P.W.B.(2) Remove 4 screws fixing Damper.(3) Remove Traverse Unit to arrow direction.Note for disassembly Traverse Unit(1) When assembling, reverse the order of the above.(2) When inserting Tray, confirm boss on Slide Cam set to ditch of the Tray (Compare with below drawing).e-a-?#$7lm ?A,B k:0?G? XeN R?R?Xe,B?,N R?R?,B?N N ?:?R?,B?aN N ?:?R?a,B%?*+?AXB 401$%p?fg e h%?*+?AaB ?#$7lm ?%YZG?*+?#$7lm ?”?A,B ?_?A,B ?9:?I?7?:E?V7;?9:?G? ?i?77DVD-2200DIAGNOSTICS OF OPTICAL PICKUPAND REPLACING TRAVERSE UNITMake failure diagnostics of the Optical Pickup as follows.If the laser drive current becomes more than 1.5 times of theinitial value, the Optical Pickup should be replaced.The laser drive current is registered on the seal attached tothe rear of the Mecha.Unit.In case of replacing the Pickup, change the whole part of theTraverse Unit.No mechanical adjustment is necessary after the replace-ment.? 8 !?#$7lm ? 8 !?#$7lm ?%?9$?=;? ,- _Gj? 8 !?j*+?9$?k?$3_G?*+? 8 !?#$7lm ?j*+?k?+? Disc no read,unsteady playback, etc.Laser drive current checkHF wave form check(Refer to WAVE FORMS)Traverse Unit replacing (See page 5 for details)Laser current registering after replacement.Present value exceeds the ini-tial value by 1.5 timesStep: Disc playbackWrite the measured value on the seal attached to the Mecha. Unit*As to the measuring method, refer to page 9. Example:DVD 30mACD 30mA?5678%?I*j?7$bG?j?r9$?=? ? WAVE FORMS ?#$7lm ? ?$?9$E?lm ?%+?i%?A,B?lm ?$?3%?+? $E?XeN R ?$?3%?+tG?0E%?|?$?AeB?lm ?D28W?G?j?a-9$? 8 ! A ?#$7lm ? B ?a-9$? 8 ! A ?#$7lm ? B ?A 9$?=?%J? 8?*+? ? ;? ?%?#$7lm ?9$? 8 !?%?e-? ?p?e-? ?p?9$?=%?p+?i?5678?Rx?xyxB %?*+? ?_?7?:0?y?sX ? SxARxB?SxAxyxB?G?Rx 9$? xyx 9$? ? %?p?7?5678?xyxQxyx?T?, *?vr5678?RxQ?Rx?e?sS?OxM ?*?vr5678Laser current consumption value ex) DVD ? mA, CD ? mA9$?=?DVD ? mA, CD ? mA99DVD-22004.1. DVD Laser current measurement(1) Connect the oscilloscope to +5V-A2 of test point for GND side and LD(DVD) of test point for signal side.(2) Playback the title 1 / chapter 1 of the DVD Test Disc.(3) Measure the voltage between +5V-A2 and LD(DVD), cal-culate Iop by the formula as shown below. 4.2. CD Laser current measurement(1) Connect the oscilloscope to +5V-A2 of test point for GND side and LD(CD) of test point for signal side.(2) Playback the track 1 of the CD Test Disc.(3) Measure the voltage between +5V-A2 and LD(CD), calcu-late Iop by the formula as shown below.LD(DVD)+5V-A2OscilloscopeIopMeasurement Voltage Value14 (Resistance value)- -=IopMeasurement Voltage Value11.75 (Resistance value)- -=e-,-xyx 9?/7D$!%?7?:0?y?sXA?PxB?SxAxyxBA ? B ?*+?AXBxyx ?7?5678?W:?3 , J!W$, %?*+?AaB?y?sX ? SxAxyxB ?#%?p?$G% ? %&?*+?e-X-Rx9?/7D$!%?7?:0?y?sXA?PxB?SxARxBA ? B ?*+?AXBRx ?7?5678? 8 , %?*+?AaB?y?sX ? SxARxB ?#%?p?$% ? %&?*+?LD(DVD)+5V-A2Oscilloscope?p#,eA()B? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?*?p?5678?,? W:?3_?4? ?A5Bh?6p?i6p7qp8?.$?0/,$E?9:%9|?&? xyx lm ?L?VW0U?L9 Q :VW0U%vGK?j;cLCVW0U%K?F ?C%?S ;?$?0,$EG6p?AXB ?A?B_?.$?0/,$EG6p+?A5B?9:G xyx ?5678%? L?VW0U% X K?S ;?$8;=AGj?L5678?W:?3 , ?W:?3 ,? %?9:%B=?9 Q :?CW:?3 , ?%?D? U.$?0/=(Gj*+?E?F?.?$G?E+?*?=(%B=?G?*+?xyx ?G.?$;H?S ;Gi?.?$;?*+?X-?6p,$EX-?6p,$EA,B 01A?B?23?8A5Bh?6p?i?7qp8?AXB ?A?B?$+7G?:D0I:D0“?Ik:0?%?JKJ !9$?$?L%?A5BF ?L%i?M?N,$EG6p+?F ?;E&G?JKJ O(?L?VW0U?L9 Q :VW0U?LA 7? !?VW0U? a ?K?% P ;G QP?sSROQ ;?S?*?K?*+? ?TK UVG?W?L?*?W;?S?*+? ?AXB?L%?D?YZw;6p?;M?N&G*+?c?g?6p%?Y?L?G?6p?P-.?S ;?,?5678ERROR 02X._$7.?$ERROR 02a?$E.?$ERROR 02e? ?0/.?$ERROR 04?9:.?$ERROR 05a+b$?01 8.?$ERROR 061111DVD-22003. c-Com Firm Check Mode(1) Preparation(a) Equipment used: None(b) Unit setting: No spec other than the following procedure.(2) Procedure(a) Press the POWER button to turn on the power while pressing the PLAY and OPEN/CLOSE buttons for DVD operation simultaneously.(b) FL all light mode.This mode is for detecting FL defects. Press STILL/PAUSE on the remote control unit once to light all FL segments.(c) DVD com and main unit com firm check mode. This mode is for displaying the status of each com em-ployed. DVD com firm: Press the MENU button or , button. Each time the MENU button or , bu-ton on the remote control unit is pressed, com firm is displayed one after another.Ex.: DRV_030307, B/E 6500,PANEL 6499Set Serial No. (lower 5 digits)Drive comB/E comPanel com100001Ver.030307(Display) 030307Ver.6500(Display) 6500Ver.6499(Display) 6499234a-:D0.d$J? 8,$Ea-:D0.d$J? 8,$EA,B 01A?B?23?8A5Bh?6p?i?7qp8?AXB ?A?BJKJ O(?L?VW0U?L9 Q :VW0U%K?j;cF ?LCVW0U%K? Q eS,$E?P ;?fg?,$E?,D0?L7?63 Q ?$bVW0U%K+? P ;e=?*+?AXBJKJ :D0hih?:D0?.d$?,$Ejk?:D0?.d$&%?*+? JKJ :D0?.d$?,D0?Lkml$VW0U*?VW0%K?*+? ?,D0?kml$VW0*?VW0%K+?iG:D0.d$%m?*+? nxoy ?a?a? ? pQO ? ? N?qr e?sF ?3t?A i u BE?:?:D0pQO :D0123+? ?SMsxP? ?wAXB ,E?| ,$EG?$V?,$E?9$7,$EA .?$9$? B ? X -;?A?B?7?,$Ex?G oOy ?$? ?x ?$%K+?$V?,$EGj?A5B ?C oOy ?$? ?x ?$%K+?9$7,$E A.?$9$? B Gj?AaB ,E?p ,$E%|?&? NSsz ?$%K+?,$E%p+?A?B?$V?,$E?._$7.F ?%?+?A? ? BA5B?9$7,$E A .?$9$? B ?“?9$7%|+?A? E97hi.?9?p? %?+? BAeB ,E? ,$E%p?&? oOy ?$? ?x ?$%K+?,$E?%?D?A?B?$V?,$E? ?$V?,$E? ?A? |,E ?a, ? X? ? BS ;? A,a u? B,Xae?,?,X,a?S ;? A,a u? B,Xae?,?,X,aT?S ;? A,a u? B,Xae?,?,X,aT?S ;? A,a u? B,Xae?,?,X,aT?S ;? A,a u? B,Xae?,?,X,aT?S ;? A,a u? B,Xae?,?,X,aT?1313DVD-2200(b) In the case of trace mode (error rate display) (refer to ta-ble 2 trace mode details) (YY: select mode 71 94 ,F: address and an error rate display F at the time of undecided) (5) Execution of trace mode (error rate display) (refer to table 2 trace mode details) Trace will be performed if the PLAY button is pushed after choosing operation. (YY:select mode71 94,m:addressPBAHEX, l:error rateCOUNT/SECHEX)(Note) Renewal of data is carried out for every CD:300 frame and DVD:85ECC block. The mode chosen when selection mode was changed into the trace execution and the PLAY button was pushed is performed from the beginning.When the PLAY button is pushed without changing selection mode, the mode under selection is performed from the beginning.(If the PLAY button is pushed, the address corresponding to the cho-sen mode will be searched again.) (6) Other operation(a) If the STOP button is pushed into servo adjustment val-ue display mode and trace mode (error rate display), it will return to the state at the time of a test mode injection.(b) Push the OPEN/CLOSE button twice and carry out ser-vo readjustment in OPEN operation -CLOSE opera-tion. (It readjusts with test mode.)OPEN displaywCLOSE displaywLOADING displayw(c) By pressing STOP button and REV button simulta-neously in the test mode, it returns to heat-run mode.FL display (The display part of 13 digits)12345678910111213TYYFFFFFFFFFFFL display (The display part of 13 digits)12345678910111213TYYmmmmmmllllFL display (The display part of 13 digits)12345678910111213TFL display (The display part of 13 digits)12345678910111213TA5B ?9$7,$E A .?$9$? B ? ? X?9$7,$E? ?A? |,E ?, ? ?e? E97hi.?9?p? %?+?BAB ?97,E A .?9? B ? ? X ?97,E? ? =(%|? NSsz ?$%K+?9$7%?+?A? |,$E ?, ? ?e? E97 ?Nps?O? .?$9$? ?RMP?QTOR?O?BA?BRx?a?.9$?xyx?ORR?/ 8?G5$W?+? ?9$7?G|,$E%? NSsz ?$%K+?|?,$E%?c?+?|,$E%?F?G NSsz ?$%K?|?,$E%?c?+?NSsz ?$%K?c? |?,$EG?E97%?C?$J+?BAB ?=(A?B?$V?,$E?9$7,$E A .?$9$? B ?G T?MN ?$%K+?7?,$Ex?&G?A5BMNOPQRSMTO ?$% X K?MNOP =(? RSMTO =(?$V?+?A ?7?,$E?*?+?BMNOP ?wRSMTO ?wSMsxP? ?wAXB?7?,$E?GT?MN?$?oOy?$?X?K?A x?vg?$ B ?$?0,$EG?S ;? A,a u? B,Xae?,?,X,aT?S ;? A,a u? B,Xae?,?,X,aT?S ;? A,a u? B,Xae?,?,X,aTS ;? A,a u? B,Xae?,?,X,aT1414DVD-2200(7) Test mode detailed tableTable 1: servo adjustment value display mode detailsXXContentsContents supplementContents explanation31RFP FE Offsetlayer 0PI of CXD1881AR An offset value and FE An offset value is displayed.Pi offset is shown in higher rank 1Byte.FE offset is shown in low rank 1Byte.32RFP TE Bal Gainlayer 0TE balance gain value of CXD1881AR is displayed.33RFP TE Output Gainlayer 0TE output gain value of CXD1881AR is displayed.34RFP TE Offsetlayer 0TE offset value of CXD1881AR is displayed.35DSP TE Offsetlayer 0TE offset value inside CXD1885Q is displayed.36Fcs Biaslayer 0The focus bias value inside CXD1885Q is displayed.37Fcs AGClayer 0The inside focus gain (setting 0 x2000 to 1) value of CXD1885Q is displayed. Therefore, 0 x1FF2 and in the case of 0 x2012, it is as follows. 0 x1FF2(8178) / 0 x2000(8192) = 0.998291015625(fold) 0 x2012(8210) / 0 x2000(8192) = 1.002197265625(fold) Notes: The inside of ( ) is a decimal system equivalent.38Trk AGClayer 0The inside tracking gain (setting 0 x2000 to 1) value of CXD1885Q is displayed. Therefore, 0 x1FF2 and in the case of 0 x2012, it is as follows. 0 x1FF2(8178) / 0 x2000(8192) = 0.998291015625(fold) 0 x2012(8210) / 0 x2000(8192) = 1.002197265625(fold) Notes: The inside of ( ) is a decimal system equivalent39Pi Offsetlayer 0It is the parameter calculated inside CXD1885Q.The value displayed on a set serves as the number of complement of 2 of 2Bytes(es) doubled 256.A voltage value is 6.25mV per bit.40FE Offsetlayer 0It is the parameter calculated inside CXD1885Q.The value displayed on a set serves as the number of complement of 2 of 2Bytes(es) doubled 256.A voltage value is 6.25mV per bit.41SE Offsetlayer 0It is the parameter calculated inside CXD1885Q.The value displayed on a set serves as the number of complement of 2 of 2Bytes(es) doubled 256.A voltage value is 6.25mV per bit.42RFP FE Offsetlayer 1PI of CXD1881AR An offset value and FE An offset value is displayed.Pi offset is shown in higher rank 1Byte.FE offset is shown in low rank 1Byte.43RFP TE Bal Gainlayer 1TE balance gain value of CXD1881AR is displayed.44RFP TE Output Gainlayer 1TE output gain value of CXD1881AR is displayed.45RFP TE Offsetlayer 1TE offset value of CXD1881AR is displayed.46DSP TE Offsetlayer 1It is the parameter calculated inside CXD1885Q.The value displayed on a set serves as the number of complement of 2 of 2Bytes(es) doubled 256.A voltage value is 6.25mV per bit.47Fcs Biaslayer 1It is the parameter calculated inside CXD1885Q.The value displayed on a set serves as the number of complement of 2 of 2Bytes(es) doubled 256.A voltage value is 6.25mV per bit.48Fcs AGClayer 1The inside focus gain (setting 0 x2000 to 1) value of CXD1885Q is displayed. Therefore, 0 x1FF2 and in the case of 0 x2012, it is as follows. 0 x1FF2(8178) / 0 x2000(8192) = 0.998291015625(fold) 0 x2012(8210) / 0 x2000(8192) = 1.002197265625(fold) Notes: The inside of ( ) is a decimal system equivalent.A?B ?7?,E? ,?$V?,$E?a,oN O M?q?9:? ?R?x,?,so?N .F ?O .F ?%?_? ,p?q G N? .F ?%?+?i? ,p?q G O .F ?%?+?aXoN ?O p?r?9:? ?R?x,?,so ? ?O #?07b:0%?+?aaoN ?O M?9:? ?R?x,?,so ? ?O ?b:0%?+?aeoN ?O M?q?9:? ?R?x,?,so?O .F ?%?axTN ?O M?q?9:? ?R?x,? ? ?O .F ?%?aX? p?9:? ?R?x,? ?._$7#:7%?a?X? s?R9:? ?R?x,?._$7b:0A?X? % , ? B %?,X I ?X?,X ? i?%DGj?,XA?,?B Q ?X?A?,?XB *?-?X?,?,XA B?X?,XA?X,?B Q ?X?A?,?XB *,-?X,?XXA B? AB ? ,? &a?v s?R9:? ?R?x,? ? ?0/b:0