Denon-DVD2200-sacd-sm维修电路图 手册.pdf
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1、SERVICE MANUAL MODEL DVD-2200 DVD AUDIO-VIDEO / SUPER AUDIO CD PLAYER 16 11, YUSHIMA 3 CHOME, BUNKYO KU, TOKYO 113 0034 JAPAN X0188V.01 DE/CDM 0308 For U.S.A., Canada $!0? A,B CD$E%CD0F0?GH?I?$!0?*+? AXB /$4$123%YZ?G_?*+? AaBLMNOPQRSMTOUVW0%K?5678?9:%8/$ b?CD0F0?cCD$E%d?*+? AeB _?cfg X h?i?cfg e h%?
2、./0? 123%YZ?G?*+? ,-X-5678?9:;$!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%? ?*+? RadioFans.CN 4 4DVD-2200 2.DVD Mecha. (1) Remove 4 screws fixing the Mecha. Cover and detach the Mecha. Cover. (2) Remove 4 screws on the
3、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
4、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
5、? 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 %?*+? RadioFans.CN 5 5DVD-2200 4.Traverse Unit Disassembly Caution: The optical pickup can be damaged easily by static electricity charged on human bo
6、dy. 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- ?#$7
7、lm ?e- ?#$7lm ? ? 8 !?G?r ?+?;*+? 8 !“ %+?fi ?fl ?j%? ? e-,-?:E8?0!? ? A,B fg X h%?*+? AXB ?:E8?0!? ?%YZG?* +? e-X-?9:? A,B YZG?*+? AXB ?|?$?%?*+? ? B RadioFans.CN 6 6DVD-2200 4.3. Traverse Unit disassembly (1) Remove 24P FFC (CX241), 15P FFC (CX151), 5P PH WIRE (CX051) and 3P PH WIRE (CX031) connec
8、ting 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 drawi
9、ng). 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? RadioFans.CN 7 7DVD-2200 DIAGNOSTICS OF OPTICAL PICKUP AND REPLACING TRAVERSE UNIT Make failure diagnostics of the Optical
10、 Pickup as follows. If the laser drive current becomes more than 1.5 times of the initial value, the Optical Pickup should be replaced. The laser drive current is registered on the seal attached to the rear of the Mecha.Unit. In case of replacing the Pickup, change the whole part of the Traverse Uni
11、t. No mechanical adjustment is necessary after the replace- ment. ? 8 !?#$7 lm ? ? 8 !?#$7 lm ? ?%? 9$?=;? ,- _Gj? ? 8 !?j*+? 9$?k?$3_G? ?*+? ? 8 !?#$7lm ? ?j*+?k?+? Disc no read,unsteady playback, etc. Laser drive current check HF wave form check (Refer to WAVE FORMS) Traverse Unit replacing (See p
12、age 5 for details) Laser current registering after replacement. Present value exceeds the ini- tial value by 1.5 times Step: Disc playback Write the measured value on the seal attached to the Mecha. Unit *As to the measuring method, refer to page 9. Example: DVD 30mA CD 30mA? 5678%?I*j? 7$bG?j?r 9$?
13、=? ? ? ? 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$?=%?p+?i?5678 ?Rx?xyxB %?*+? ? ?_?7?:0?y?sX ? SxARxB? SxAxyxB?
14、G?Rx 9$? xyx 9$? ? %? p? ?7?5678?xyxQxyx?T?, *?vr5678 ?RxQ?Rx?e?sS?OxM ?*? vr5678 Laser current consumption value ex) DVD ? mA, CD ? mA 9$?= ?DVD ? mA, CD ? mA RadioFans.CN 9 9DVD-2200 4.1. DVD Laser current measurement (1) Connect the oscilloscope to +5V-A2 of test point for GND side and LD(DVD) of
15、 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
16、 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-A2 Oscilloscope Iop Measurement Voltage Value 14 (Resistance value) - -= Iop Measurement Voltage Value 11.75 (Resis
17、tance value) - -= e-,-xyx 9?/7D$!%?7?:0?y?sXA?PxB? SxAxyxBA ? B ?*+? AXBxyx ?7?5678?W:?3 , J!W$, %? *+? AaB?y?sX ? SxAxyxB ?#%?p?$G% ? % cLCVW0U% K?F ?C%?S ;?$?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/=
18、(Gj*+?E?F?. ?$G?E+?*?=(%B=?G?*+? xyx ?G.?$;H?S ;Gi?. ?$;?*+? X-?6p,$EX-?6p,$E A,B 01 A?B?23?8 A5Bh?6p?i?7qp8? AXB ? A?B?$+7G?:D0I:D0“?Ik:0 ?%?JKJ !9$?$?L% ? A5BF ?L%i?M?N,$E G6p+? F ?;EG QP?sSROQ ;?S? ?*?K?*+? ?TK UVG?W?L?*?W ;?S?*+? ? AXB?L%?D?YZw;6p?;M?N? ,?5678 ERROR 02 X._$7.?$ ERROR 02 a?$E.?$
19、ERROR 02 e? ?0/.?$ ERROR 04 ?9:.?$ ERROR 05 a+b$?01 8.?$ ERROR 06 RadioFans.CN 11 11DVD-2200 3. 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 th
20、e 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
21、 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 6499 Set Serial No. (lower 5 digits) Drive comB/E comPanel com 100001Ver.030307 (Displa
22、y) 030307 Ver.6500 (Display) 6500 Ver.6499 (Display) 6499 2 3 4 a-:D0.d$J? 8,$Ea-:D0.d$J? 8,$E A,B 01 A?B?23?8 A5Bh?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?6 3 Q ?$bVW0U%K+? P ;e= ?*+? AXBJKJ :D0hih?:D0?.d$?,$ E jk?:D0?.d$? A?B?7?,$Ex?G oOy ?$? ?x ?
23、$%K+? ?$V?,$EGj? A5B ?C oOy ?$? ?x ?$%K+?9$7,$E A .?$9$? B Gj? AaB ,E?p ,$E%|? A,a u? B ,Xae?,?,X,a ? S ;? A,a u? B ,Xae?,?,X,a T? S ;? A,a u? B ,Xae?,?,X,a T? S ;? A,a u? B ,Xae?,?,X,a T? S ;? A,a u? B ,Xae?,?,X,a T? S ;? A,a u? B ,Xae?,?,X,a T? RadioFans.CN 13 13DVD-2200 (b) In the case of trace m
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