Kenwood-DNX-7320-Service-Manual 电路图 维修手册.pdf

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1、This product uses Lead Free solder. This product complies with the RoHS directive for the European market. 2008-4 PRINTED IN JA PAN B53-0634-00 (N) 429 DDX7032/7032M/712 DNX7120/7220/7320 SERVICE MANUAL MONITOR WITH DVD RECEIVER / NAVIGATION SYSTEM NAVIGATION SYSTEMDNX7120 ILLUSTRATION IS RC-DV340 D

2、C cord * (E30-6825-05) DC cord * (E30-6824-05) Screw set * (N99-1779-15) Lever (D10-4589-04) x2 Remote controller assy (A70-2082-15) RC-DV330 :DNX (A70-2083-15) RC-DV340 :DDX Mounting hardware assy (J22-0657-03) Escutcheon * (B07-3172-12) Size AAA battery Not supplied Cord with plug(relay) (E30-6786

3、-05) Escutcheon (B07-3224-01) Illustrations is DNX7120 ANT module(GPS-ANT)* (W02-5305-05) Mounting hardware* (J21-9867-04) Adhesive double- coated tape * (H30-0595-04) (5m) (1m) PRK: (2m) REV: (5m) The IC106 in the Digital I/O unit (X88-2030-11) are not replaceable components. When this IC are defec

4、tive, replace the whole Digital I/O unit (X88-2030-11). The IC5,9,21 and IC60 in the DVD unit (X37-1120-06) are not replaceable components. When these ICs are defective, replace the whole DVD mechanism assembly (X92-6180-01). You cannot replace only the board. Cord with pinplug(AV) (E30-6792-05) Cor

5、d with pinplug(PRE) (E30-6794-05) Cord with plug(ipod)* (E30-6785-05) Clamper * (J11-0660-05) (1m) * Depends on the models. Refer to the parts list. RadioFans.CN 收音机爱 好者资料库 2 DDX7032/7032M/712 DNX7120/7220/7320 BLOCK DIAGRAM IC106 GEN CSYNCVIDEO ENC AUDIO DAC MEDIA PROCESSOR IC302IC104IC901 AMP ISOI

6、SO AMP BT SELECT AUDIO AUDIO SELECT IC500 IC505 IC502 DVD MECHA AUDIO MUTE SELECT RGB SELECT VIDEO SEPA SYNC u-COM SYSTEM MOTOR DRIVER BU DET IC700 RESET IC SW ROM SW SW TOUC CIRC FILTER INVERTER CIRCUIT TIM CO DE VID GA USB I/F LED DISC ACC DET CN328 CN101 iPodMICS/PDIF J500J503J501J502 CN852 CN851

7、 CN501 CN500 u-COM WRITE IC404 IC600 IC606 601 IC609 CN700CN100 CN60 IC402 DC CN DDX8xx/ DNX8xx ONLY DDX7xx DDX8xx/ ONLY CN350CN701 IC1 Q500- IC30 Q600 HSY VSY BT xx USB L/R GUI CSYNC GUI RGB EP xx USB L/R iPod L/R BT L/R DVD-A L/R BT xx A MUTE S/PDIF DVD SCL/SDA,DISC DET X34 VIDEO DVD VIDEO iPod VI

8、DEO GUI RGB DVD RGB X34 RGB X34 VIDEO X15 VIDEO NAVI TX/RX,etc DVD SCL/SDA,DISC DET,EP RGB SW2/3 X15 VIDEO GUI CSYNC NAVI CSYNC SYS xx ACC DET RGB SW2 MIX REMO INV RESET ACC RST W REMO BU DET X35 CONT MONI RGB X35 HD MONI VIDEO AOUT SW1/2 AOUT SW3/MUTE TMOROR M,P KEY RST REMO SYS RST KEY3,SRC,LED PW

9、M,etc SI (3.3V)SI I2C SW5V LED ON TXD/RXD,SCLK,etc LED PWM SI (3.3V) REMO KEY RST I2C,etc X/YDATA,etc PWM,etc INV PWM, ACC DET ACC NAVI RGB S/PDIF NAVI TX/RX,etc NAVI SYNC MIX REMO INV X15 VIDEO W REMO X34 VIDEO SYS xx RESET ACC RST TILT M+/- BU+14.4V BU DET (X88- )(X15- ) (A/2) (B/2) (X35- ) (A/2)

10、(X35- ) (B/2) (X15- ) (X34- ) RadioFans.CN 收音机爱 好者资料库 3 DDX7032/7032M/712 DNX7120/7220/7320 BLOCK DIAGRAM LED DSI RESET SW REMO TOUCH CIRCUIT ER TER IT TIMING CONTROLLER/ DECODER/ VIDEO GAMMA PANEL TOUCH BACK LIGHT PANEL LCD ANT BT C T PWIC IC704 TV I/F CODEC DSP BM E-VOL u-COM AUDIO IC RESET F/E RA

11、DIO RDS CN600 CN301 CN1 CN500 IC701 AV SELECTOR ISO AMP IC203 IC702IC200 IC500 NAVI SD SLOTNAVI I/F MINI DIN J650 ANT.ANT. CN2 W500 CN900 CN1 u-COM WRITE CN401 WH1CN300 CN400 DC CN 5V PRE OUT SW RELAY A MUTE AV OUT PRE OUT A MUTE RELAY TILT MECHA AVIN 2 AVIN 1 BACK CAM AV OUT REAR L/R SUB/CENT FRONT

12、 L/R IC100- 102 DDX7xx ONLY W1 DNX7220 ONLY ONLY DNX8xx/DNX7xx ONLYDDX8xx/DNX8xx ONLY DDX8xx/ DDX7xx/DNX7xx DNX8220BT/ DDX8xx/ DDX7xx/ DNX7xx DNX8xx ONLY ONLY DNX8xx DDX8xx/ ONLY SUB ONLY DNX7xx DDX7xx/DDX8xx/ DNX8xx ONLY CN302 Q500-504 IC301 IC6IC7 DNX8120/ DDX812/8032BT/ KEY3,SRC,etc KEY RST REMO

13、LED 9V etc etc SP OUT TX/RX, TV xx 2 CODECxxCODECxx, DSPxx,etc DSPxx ADC L/RDAC 6ch PREFL/R PRER L/R PREF S/C I2C A MUTExx ADC L/R DAC 6ch SUB L/R MAIN L/R NAVI L/R DET MUTE DC DET X15 SUB L/R X15 MAIN L/R NAVI COMP TV VIDEO TV L/R I2C SAT L/R TUNE L/R NV PWIC xx AVIN2 L/R AVIN2 VIDEO AVIN1 VIDEO BC

14、AM VIDEO AVOUT VIDEO AVOUT L/R AVIN1 L/R DSPxx,etc CODECxx, AV OUT A MUTE PRE OUT A MUTE RELAY SW DET MUTE MIX REMO etc TUN xx, etc R xx, etc SAT TX/RX,etc A RESET SAT TX/RX,etc PREF L/R PRER L/R PREF S/C PRE OUT A MUTE RELAY SW AVIN2 VIDEO AVIN2 L/R AVIN1 L/R AVIN1 VIDEO AVOUT L/R AVOUT VIDEO BCAM

15、VIDEO AV OUT AVOUT L/R DET MUTE A MUTE TILT M+/- NAVI NAVI TX/RX S/PDIF (X16-628) (X17- )(X16-636) (X89- ) (X29- ) RadioFans.CN 收音机爱 好者资料库 4 DDX7032/7032M/712 DNX7120/7220/7320 BLOCK DIAGRAM (X37-112) MOTOR SPINDLE LIM-SW HALL IC M LO/EJ DC MOTOR 2PHASE STEPPING KDP2C OPTICAL PICKUP (28P) CONNECTOR

16、P5V P5V ACTUATER MOTOR “GraphicNAVI”. Graphic and NAVI of DNX are used in the adjustment of Dot FREQ/Dot Phase. The HPOSI Adjust screen is shown in Figure 4.8. Cancel Return HPOSI AdjustHPOSI Adjust ? HPOSI OK/NG Next Step value Step value Step value Graphic (NAVI) HPOSI Dot FREQ Dot Phase Figure 4.

17、8 HPOSI Adjust screen Key Specifi cation Next : Transfer to the next HPOSI Adjustment screen. When the screen is the NAVI screen, start writing in the nonvolatile memory. : Screen toward the right. Cancel : Transfer to Test Mode Main screen Return : Transfer to Test Mode Main screen If the “HPOSI NG

18、” is displayed (i.e., in case of failure in writing data in the nonvolatile memory), re-enter in the Test Mode again to start over the adjustment. 4.9. iPod Authentication Chip Confi rmation screen Check communication for iPod authentication. The iPod Authentication Chip Confirmation screen is dis-

19、played in Figure 4.9. CancelReturn iPod CheckiPod Check ? iPod OK/NGiPod Check Figure 4.9 iPod Authentication Chip Confi rmation screen Key Specifi cation iPod Check : Start checking communication for iPod authentication. Cancel, Return : Transfer to Test Mode Main screen 4.10. Auto Adjust screen Ca

20、rry out the automatic adjustment of Chroma / Mstar. The contents displayed on the Auto Adjust screen are shown in Figure 4.10. Note: Refer to the hardware service documents for the equipment to connect to the set. CancelReturn Auto AdjustAuto Adjust ? Adjust OK/NG Auto Adjust Start Figure 4.10 Auto

21、Adjust screen Key Specifi cation Auto Adjust Start : Start automatic adjustment. Cancel, Return : Transfer to Test Mode Main screen 4.11. Inverter Confi rmation screen Change the inverter frequency. The Inverter Confi rmation screen is displayed in Figure 4.11. Return Inverter Check LowHigh Figure 4

22、.11 Inverter Confi rmation screen Key Specifi cation Low : Set the inverter frequency at Low level. High : Set the inverter frequency at High level. Return : Transfer to Test Mode Main screen TEST MODE 29 DDX7032/7032M/712 DNX7120/7220/7320 4.12. Tilt Mecha Position Adjust screen Adjust the panel me

23、chanism position from this screen. The Tilt Mecha Position Adjust screen is displayed in Figure 4.12. CancelReturn Tilt Mecha AdjustTilt Mecha Adjust ? Mecha Adjust OK/NGMecha Adjust Figure 4.12 Tilt Mecha Position Adjust screen Key Specifi cation Mecha Adjust : Start adjusting the mechanism positio

24、n. Cancel : Transfer to Test Mode Main screen. Return : Transfer to Test Mode Main screen. If the “Mecha Adjust NG” is displayed (i.e., in case of failure in writing data in the nonvolatile memory), re-enter in the Test Mode again to start over the adjustment. The “NG” is displayed when the status i

25、s in any one of the following conditions: (When the “NG” is displayed, no data is written in the nonvolatile memory.) Failure in writing data in nonvolatile memory When the voltage acquired is 0.177V or higher in the Open condition When the voltage acquired is lower than 2.746V or it is higher than

26、2.888V in the Close condition Note: In case of “NG”, check if the mechanism position adjustment jig is properly installed or not, and then transfer to the Test mode again to start over the ad- justment. 4.13. Bluetooth Confi rmation screen (only in Mid model) Perform LOOPBAK test with the other Blue

27、tooth device in the line. The Bluetooth Confirmation screen is displayed in Figure 4.13. Detect other Bluetooth devices in the line with Search key (The detected devices are listed in the screen). Select one device that is used as a counterpart of the LOOPBACK test from the device list displayed on

28、the screen. (The selected device is highlighted with the dif- ferent color from others.) Start the LOOPBACK test when “Complete” is displayed in the stats display area. After the completion of the LOOPBACK test, press Clear key to initialize the flash memory and to set “0000” in PIN Code. The “OK” i

29、ndicates the completion of the test. “NG” indicates that you have to enter in the Test mode again to start over the test. After the completion of the initialization, Device Name key is inactive and invalid. Return to the Test Mode Main screen again if the re-adjustment is needed. Return Bluetooth Se

30、arch Clear OK / NG Status displayed Device Name1 Device Name2 Device Name3 Device Name4 Device Name5 Figure 4.13 Bluetooth Confi rmation screen Key Specifi cation Search : Search Bluetooth device. : Use this key to scroll the device list when there are more than 5 devices found. Device Name : Connec

31、t to the selected device (and then start the LOOPBACK test after the com- pletion of the connection). Clear : Initialize the flash memory and to set “0000” in PIN Code. Return : Transfer to the Test Mode Main screen. Status display specifi cation Searching : Indicate the status in which Bluetooth de

32、- vices are being searched. Complete : Indicate the status that is ready to start the LOOPBACK test after the completion of the connection with the device. Connect NG : If the connection with the device is failed, select a device again and try to make the connection with it. 4.14. Parrot Check scree

33、n (only in Mid model) The Parrot check screen is displayed in Figure 4.14. TEST MODE 30 DDX7032/7032M/712 DNX7120/7220/7320 CancelReturn Parrot CheckParrot Check ? Parrot CheckParrot OK/NG Figure 4.14 Parrot Check screen Key Specifi cation Parrot Check : Start Parrot check. Cancel : Transfer to Test

34、 Mode Main screen. Return : Transfer to Test Mode Main screen. 5. Functional specifi cation This section describes the test mode specifi cation in each function. 5.1. Display In the Test mode, the display is exclusively used for the test but screens for Source Control, Audio Control and Setup are sa

35、me as those that are normally used. The system shows the touch position (+). However, it is not shown in the Touch Adjust screen (under adjustment). 5.2. Key The hard key specifi cation is listed in Table 5.2. (Note that the keys that are not listed in the table have conventional functions.) KeyFunc

36、tion ATTMotor driver Table 5.2 Hard key Mode DescriptionSetting Test ModeSRC+ATT+Reset Span switchingSRC + VOL.DW + Reset DC Offset/Service/Memory Other ClearSRC+FNC+Reset Retailer mode: ONEJECT + VOL.DW + Reset Retailer mode: OFFSRC+Reset RDS test drive modeEJECT+ATT+Reset Opening screen re-write m

37、odeEJECT + FNC + Reset (Reference) Specification for Key Function when multiple keys are pressed 5.3. Remote controller The remote controller key specifi cation is listed in Table 5.3. (Note that the keys that are not listed in the table have con- ventional functions.) The mode of the remote control

38、ler shall be “AUDIO”. KeyFunction FMDVD video mode AMDVD audio mode Tenkey0Flicker Adjustment Tenkey1Tilt mechanism position adjustment Tenkey2DC Offset check Tenkey3V-IN (R-CAM) mirror mode switching Tenkey5Forced NAVI audio interruption Tenkey6Screen adjustment screen callout Table 5.3 Remote Cont

39、roller key 5.4. Video Control In conjunction with the source, AV-OUT is also changed (Any AV-OUT can be accepted when the source is other than the followings). Source: AV-IN AV-OUT: AV-IN Source: iPod AV-OUT: iPod Source: DVD AV-OUT: DVD Source: TV AV-OUT: TV Source: NAVI AV-OUT: NAVI (DXN only) 5.5

40、. Tuner When unable to access E2PROM, display Error (on the Tuner screen). K3I forced switching Forced to Narrow by pressing and hold Preset 4: xxx. x1MHz Forced to Middle by pressing and holding Preset 5: xxx. x2MHz Forced to Wide by pressing and holding Preset 6: xxx. x3MHz Switch Span (KM) with S

41、RC key + Vol.DW key + Re- set key. Span information is displayed on the Information screen. When RDS PS is “RDS_TEST” in the Tuner source, turn OFF P-CON. 5.6. TV Tuner In the case of destination E, the default value of TV1 shall be “Area 5 (Russia), 8ch (191.25MHz)” (when KTC-V500 is connected). In

42、 the case of destination E, the default value of TV1 shall be “Area 4 (Russia), 8ch (191.25MHz)” (when KTC-V300 is connected). If started up as above, even if the Test mode is cleared by ACC, Power OFF ON, the setting values are main- tained. (The default value is resumed by the Reset.) TEST MODE 31

43、 DDX7032/7032M/712 DNX7120/7220/7320 5.7. DVD Use CD media KTD-02A, DVD media TDV-540A/TTD-100 to play back in the order of the following sequence. Use “Title1-Chapter1” while Loading. Check CDDA (KTD-02A) Use “Track UP/DW” to play back in the order of sequence as shown below: 1 9 15 10 11 12 13 14

44、9 1. Track 28 is directly selected by pressing RDM key. DVD audio/video checking (TDV-540A) Use “Chapter UP/DW” to play back in the order of se- quence as shown in Tables 5.7.1 and 5.7.2. Use FM/AM on the remote controller to change the video/ audio check. For DVD video checking. TitleChapterAudiost

45、ream 36LevelAudiostream1 317AM/PM noiseAudiostream1 38 Frequency characteristics Audiostream1 312Color measurement Audiostream1 411kHz 0dBPCM96k/24bit Audiostream3 4617HzPCM96k/24bit Audiostream3 Table 5.7.1 DVD Video check For DVD audio checking. TitleChapterAudiostream 411kHz 0dBPCM96k/24bit Audio

46、stream3 4617HzPCM96k/24bit Audiostream3 41644kHzPCM96k/24bit Audiostream3 42 Infi nityPCM96k/24bit Audiostream3 43LPCM96k/24bit Audiostream3 44RPCM96k/24bit Audiostream3 411kHz 0dBDolbyAudiostream1 42 Infi nityDolbyAudiostream1 Table 5.7.2 DVD Audio check 5.8. Audio The default setting of Volume sha

47、ll be Step 30. In setting up BAL/FAD, the setting “MIN CENT MAX” can be made by 1 click. In setting up Xover, the setting “MIN MAX” can be made by 1 click. In setting up Tone, the setting “MIN CENT MAX” can be made by 1 click. The default setting of Tone (EQ) shall be Flat. The default setting of Sy

48、stem Q shall be Off. When there is Digital Out terminal, the setting shall be such that the output is always On. The default setting of Line Mute shall be On. 5.9. AV-IF The default setting of AV-IN Interruption shall be On. The default setting of R-CAM Interruption shall be On. Normally an interrup

49、tion occurs when the R-CAM is de- tected. Reverse condition shall be always On. The default setting of SP for NAVI interruption shall be Front ALL. Use Tenkey 3 on the remote controller to change V-IN mir- ror mode. 5.10. Screen adjustment By pressing Tenkey 5 on the remote control on each video screen, each video screens Screen adjustment items are displayed. The default value is Center.1Items can move between “Full Down Center Full Up” by 1 click. Th