Nad-DP-4-Service-Manual 电路图 维修手册.pdf

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1、Top View.4-1 Top View(without Tray Disc).4-1 Bottom View .4-1 1. Holder Clamp.4-2 1-1. Clamp Assembly Disc.4-2 1-1-1. Plate Clamp .4-2 1-1-2. Magnet Clamp .4-2 1-1-3. Clamp Upper.4-2 2. Tray Disc.4-2 3. Base Assembly Sled.4-3 3-1. Gear Assembly Feed.4-3 3-2. Gear Assembly Middle.4-3 3-3. Gear Assemb

2、ly Rack.4-3 4. Rubber Rear.4-3 5. Frame Assembly Up/Down.4-4 6. Belt Loading.4-4 7. Gear Pulley .4-4 8. Gear Loading.4-4 9. Guide Up/Down.4-4 10. PWB Assembly Loading.4-4 11. Base Main.4-4 1. Tools and Fixtures for SVC.4-5 2. Install Process.4-5 3. Adjustment Process.4-6 1. Deck Mechanism Exploded V

3、iew.4-7 CONTENTS SECTION 4 MECHANISM DECK MECHANISM PARTS LOCATIONS EXPLODED VIEW DECK MECHANISM ADJUSTMENT DECK MECHANISM DISASSEMBLY RadioFans.CN 收音机爱 好者资料库 4-1 DECK MECHANISM PARTS LOCATION Starting No. 1 1, 2 1, 2, 3 1, 2, 3, 4 1 1, 6 1, 2, 6 1, 2, 6, 8 1, 2, 6, 8, 9 1, 2, 7 1, 2, 7 1, 2 1, 2 ,1

4、3 1, 2, 13, 14 1, 2, 7, 12, 13, 14 1, 2, 13 1, 2, 7, 12, 13, 14, 15, 16, 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Holder Clamp Clamp Assembly Disc Plate Clamp Magnet Clamp Clamp Upper Tray Disc Base Assembly Sled Gear Assembly Feed Gear Middle Gear Assembly Rack Rubber Rear Frame Assembly Up/

5、Down Belt Loading Gear Pulley Gear Loading Guide Up/Down PWB Assembly Loading Base Main 2 Screws, 2 Locking Tabs 4 Screws, 1 Connector 1 Locking Tabs 1 Screw 1 Screw 1 Locking Tab 1 Locking Tab 1 Locking Tab 1 Hook 2Screw 2 Locking Tabs 4-1 4-1 4-1 4-1 4-1 4-2 4-3 4-3 4-3 4-3 4-3 4-4 4-4 4-4 4-4 4-4

6、 4-4 4-4 Bottom Bottom Procedure PartsFixing Type Fig- ure Disass embly Note When reassembling, perform the procedure in reverse order. The “Bottom” on Disassembly column of above Table indicates the part should be disassembled at the Bottom side. Top View (Without Tray) Bottom View Top View (With T

7、ray) RadioFans.CN 收音机爱 好者资料库 4-2 DECK MECHANISM DISASSEMBLY 1.Holder Clamp (Fig. 4-1) 1) Release 2 Screws(S1). 2) Unhook 2 Locking Tabs(L1). 3) Lift up the Holder Clamp and then separate it from the Base Main. 1-1. Clamp Assembly Disc 1) Place the Clamp Assembly Disc as Fig. (A) 2) Lift up the Clamp

8、 Assembly Disc in direction of arrow(A). 3) Separate the Clamp Assembly Disc from the Holder Clamp. 1-1-1. Plate Clamp 1) Turn the Plate Clamp to counterclockwise direction and then lift up the Plate Clamp. 1-1-2. Magnet Clamp 1-1-3.Clamp Upper 2. Tray Disc (Fig. 4-2) 1) Insert and push a Driver in

9、the emergency eject hole(A) at the right side, or put the Driver on the Lever(B) of the Gear Emergency and pull the Lever(B) in direction of arrow so that the Tray Disc is ejected about 1520mm. 2) Pull the Tray Disc until it is separated from the Base Main completely. BASE MAIN HOLDER CLAMP HOLDER C

10、LAMP CLAMP ASSEMBLY DISC HOLDER CLAMP PLATE CLAMP (S1) (S1) (A) (L1) (L1) (Fig. A) MAGNET CLAMP CLAMP UPPER (B) LEVER BOTTOM SIDE VIEW EMERGENCY EJECT HOLE (A) TRAY DISC BASE MAIN BASE MAIN Fig. 4-1Fig. 4-2 RadioFans.CN 收音机爱 好者资料库 4-3 DECK MECHANISM DISASSEMBLY (C1) PICK UP ASSEMBLY GENERAL GEAR ASS

11、EMBLY FEED GEAR MIDDLE GAER ASSEMBLY RACK MOTOR ASSEMBLY SPINDLE (L2) (S2) (S2) (S2) (S3) GEAR ASSEMBLY RACK GEAR MIDDLE GEAR ASSEMBLY FEED BASE PU(OUTSERT) PICK UP ASSEMBLY GENERAL MOTOR ASSEMBLY SPINDLE RUBBER REAR (S2) 3.Base Assembly Sled (Fig. 4-3) 1) Release 4 Screw(S2). 2) Disconnect the FFC

12、Connector(C1) 3-1. Gear Assembly Feed 1) Unhook the Locking Tab(L2) in direction of arrow. 3-2. Gear Middle 3-3. Gear Assembly Rack 1) Release the Scerw(S3) 4. Rubber Rear (Fig. 4-3) Fig. 4-3 4-4 DECK MECHANISM DISASSEMBLY (B) (S5) (L6) (L4) (L5) (A) (L3) (A) (L6) (H1) (L6) FIG. (B) GUIDE UP/DOWN BA

13、SE MAIN BASE MAIN PWB ASSEMBLY LOADING GEAR LOADING BELT LOADING FRAME ASSEMBLY UP/DOWN GUIDE UP/DOWN GUIDE UP/DOWN GUIDE UP/DOWN (A) (B) (S4) FIG. (C) FIG. (A) (B) (C) GEAR PULLEY Fig. 4-4 5. Frame Assembly Up/Down Put the Base Main face down(Bottom Side) 1) Release the Screw(S4) 2) Unlock the Lock

14、ing Tab(L3) in direction of arrow and then lift up the Frame Assembly Up/Down to separate it from the Base Main. When reassembling move the Guide Up/Down in direction of arrow(C) until it is positioned as Fig.(C). When reassembling insert (A) portion of the Frame Assembly Up/Down in the (B) portion

15、of the Guide Up/Down as Fig.(B) 6. Belt Loading(Fig. 4-4) Put the Base Assembly Main on original position(Top Side) 7. Gear pulley (Fig. 4-4) 1) Unlock the Locking Tab(L4) in direction of arrow(B) and then separate the Gear Pulley from the Base Main. 8. Gear Loading (Fig. 4-4) 9. Guide Up/Down (Fig.

16、 4-4) 1) Move the Guide Up/Down in direction of arrow(A) as Fig.(A) 2) Push the Locking Tab(L5) down and then lift up the Guide Up/Down to separate it from the Base Main. When reassembling place the Guide Up/Down as Fig.(C) and move it in direction arrow(B) until it is locked by the Locking Tab(L5).

17、 And confirm the Guide Up/Down as Fig.(A) 10. PWB Assembly Loading Put the Base Main face down(Bottom Side) 1) Release 2 Screws(S5) 2) Unkool the Loading Motor Connector (C2) from the Hook (H1) on the Base Main. 3) Unlock 2 Locking Tabs(L6) and separate the PWB Assembly Loading from the Base Main. 1

18、1. Base Main(Fig. 4-4) Note Note Note Note Note 4-5 DECK MECHANISM ADJUSTMENT 1. Tools and Fixtures for SVC For SVC Program Down-Load For T-Skew and R-Skew Adjustment 2. Install Process 1. Connect Fig. 1, 2, 3 as Fig. 7. 2. Plug out the Power cord of DVD set. 3. Connect FFC Cable(Fig.2) to the Conne

19、ctor on DVD Set(Fig.8) 4. Connect Printer Cable(Fig.1) to the P.C.Printer Port (LPT1). 5. Plug in the DVD Power cord. 6. Press the Menu key on Remocon. 7. Confirm No.1 LED(RED Color) of Jig board is ON. (Fig.9) 8. Perform The S/W for Down-load at P.C. 9. Open the Program File for Adjusting(Fig.10) 1

20、0. Click the Down-load Icon and perform Program Down-load. 11. Displayed remaining time. 12. Confirm LED No.1(RED) and No.2(GREEN) is ON. 13. Plug out the DVD Set Power cord. 14. Disconnect the FFC Cable. Fig.1. Printer CableFig.2. FFC Cable (15 pin)Fig.3. Jig BoardFig.4. Deviation Disc (0.8mm) Fig.

21、5. L-Wrench(3mm)Fig.6. RCA JackFig.7. Connecting Method RED GREEN RED Rom Size File Help 16MBit 6M Bit LPT1 Manual953826Bytes md _bas_ntsc.bin LPT2 Port FILE NAME OPEN DOWN LOAD CLOSE Fig.8. FFC Cable Connecting Fig.9. Jig Board LED ConditionFig.10. Adjusting Program File Open M E M O 4-6 DECK MECHA

22、NISM ADJUSTMENT 3. Adjustment Procedure 1. Insert Disc(Only Open/Close Key Pressing) 2. Wait Until the Sector Display is about 200,000 (Fig.11) 3. Adjust R-Skew adjusting Point until the Error rate has Minimum rate with L-wrench (3mm). 4. Adjust T-Skew Adjusting Point until the Error rate has Minimu

23、m rate. 5. Repeat No. 3, 4 adjusting procedure until the Error rate have Minimum rate. 6. Error rate; SVC-3561 Disc=below 30 and TDV-533 Disc=below 100. If not, Please confirm Play ability on screen. # You can watch the screen when pressing the Stop key after the Adjusting is finished, Then perform

24、Play and Scan/Skip operation at Chapter1 and Chapter16 and confirm screen condition, normal or abnormal. Please obtain these software for Adjusting through our Global Cyber Service Center(GCSC). The location is & Web Site for End users & Software updates & Product : DVD Player & Search. R-SKEW ADJUS

25、TING HOLE T-SKEW ADJUSTING HOLE Fig.12. Adjusting Method Fig.11. Adjusting Screen Display 0045 SECTOR : 200145 0065 0045 SECTOR : 200145 0065 CURRENT PICK UP POSITION ERROR RATE SIZE ERROR RATE (HEXADEAMAL) AVERAGE ERROR RATE 4-74-8 EXPLODED VIEWS 1. Deck Mechanism Exploded View 002 001 003 004 429 429 026 018 008 009 016 012 430 430 430 432 020 430 011 017 014 013 015 431 A01 A02 A03 430