Pioneer-XRA790-cs-sm 电路图 维修手册.pdf

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1、ORDER NO. PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-

2、01, Singapore 159936 PIONEER CORPORATION 2001 RRV2502 T ZZK JULY 2001 Printed in Japan THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). Model No.Order No.Remarks XR-A6800/MYXJ RRV2328 XR-A4800/MYXJ This service manual should be used together with the following manual(s): STEREO CD CA

3、SSETTE DECK RECEIVER XR-A790 XR-A390 Type Model Power Requiremen The voltage can be converted XR-A790XR-A390by the following method. DBDXJ AC110-127V/220-230V/240VWith the voltage selector DDXJ/AR AC110-127V/220-230V/240VWith the voltage selector YPWXJ AC240V CONTENTS 1. SAFETY INFORMATION.2 2. CONT

4、RAST OF MISCELLANEOUS PARTS.3 3. SCHEMATIC DIAGRAM.17 4. PCB CONNECTION DIAGRAM.23 5. ADJUSTMENT.24 RadioFans.CN 收音机爱 好者资料库 XR-A790, XR-A390 2 1. SAFETY INFORMATION LABEL CHECK Additional Laser Caution 1.Laser Interlock Mechanism The position of the switch (S9501) for detecting loading state is dete

5、cted by the system microprocessor, and the design prevents laser diode oscillation when the switch (S9501) is pressed physically. Thus, the interlock will no longer function if the switch (S9501) is released physically and deliberatery. The interlock also does not function in the test mode . Laser d

6、iode oscillation will continue, if pin 1 of CXA1821M (IC8101) on the CD ASSY mounted on the $M Loading Mechanism assembly is connected to GND, or else the terminals of Q8101 are shorted to each other (fault condition). 2.When the cover is opened, close viewing of the objective lens with the naked ey

7、e will cause exposure to a Class 1 laser beam. : Refer to page 61 on the service manual RRV2328. IMPORTANT THIS PIONEER APPARATUS CONTAINS LASER OF CLASS 1. SERVICING OPERATION OF THE APPARATUS SHOULD BE DONE BY A SPECIALLY INSTRUCTED PERSON. LASER DIODE CHARACTERISTICS MAXIMUM OUTPUT POWER: 5 mW WA

8、VELENGTH: 780 - 785 nm Printed on the Rear Panel (Except XR-A390/DBDXJ) DBDXJ and YPWXJ TYPES DDXJ/AR TYPE RadioFans.CN 收音机爱 好者资料库 XR-A790, XR-A390 3 2. CONTRAST OF MISCELLANEOUS PARTS Parts marked by NSP are generally unavailable because they are not in our Master Spare Parts List. The mark found o

9、n some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. Screws adjacent to mark on product are used for disassembly. Reference Nos. indicate the pages and Nos. in the service manual for the base model

10、. NOTES: When ordering resistors, first convert resistance values into code form as shown in the following examples. Ex.1 When there are 2 effective digits (any digit apart from 0), such as 560 ohm and 47k ohm (tolerance is shown by J=5%, and K=10%). Ex.2 When there are 3 effective digits (such as i

11、n high precision metal film resistors). 5 6 1 4 7 3 R 5 0 1 R 0 5 6 2 1 560 47k 0.5 1 RD1/4PU J RD1/4PU J RN2H K RS1P K 56 x 101 47 x 103 R50 1R0 561 473 5.62kRN1/4PC F562 x 1015621 CONTRAST TABLE for XR-A790 Part No. Ref. No.MarkSymbol and DescriptionXR-A6800XR-A790XR-A790XR-A790Remarks /MYXJ/DBDXJ

12、/DDXJ/AR/YPWXJ PCB ASSEMBLIES MAIN ASSYXWM3163XWM3161XWM3161XWM3161 P5- 1 AF ASSYXWZ3310XWZ3303XWZ3303XWZ3303 COMPLEX ASSYXWM3168AWM7613AWM7613AWM7614 P5- 3 PRIMARY ASSYXWZ3312XWZ3291XWZ3291XWZ3294 P7- 1 DISPLAY ASSYXWZ3311AWU7797AWU7797AWU7797 P5- 4FM/AM TUNER ModuleAXQ7068AXQ7065AXQ7065AXQ7065 PAC

13、KING SECTION P3- 1Power CordADG1154ADG1158ADG1158ADG1160 P3- 2FM AntennaADH7005ADH7004ADH7004ADH7004 P3- 6NSPDry Cell Battery (R6P, AA)VEM-013Not usedNot usedVEM-013 P3- 8Front PadXHA3018XHA3028XHA3028XHA3028 P3- 9Rear PadXHA3019XHA3029XHA3029XHA3029 P3-10Packing CaseXHD3143XHD3272XHD3292XHD3273 P3-

14、11NSPWarranty CardARY7022Not usedNot usedARY7047 P3-13Operating Instructions (English/French)XRE3030Not usedNot usedXRE3046 P3-14Operating InstructionsXRC3020Not usedNot usedNot used (Italian/Dutch/German) P3-15Operating InstructionsXRC3021Not usedNot usedNot used (Portuguese/Swedish/Spanish) P3-16N

15、SPPolyethylene BagNot usedNot usedNot usedAHG7033 Operating InstructionsNot usedXRE3048XRE3048Not used (English/Chinese/Spanish) Power CordNot usedNot usedXDG3009Not used Power-cord Plug Conversion AdapterNot usedXKM3002XKM3002Not usedAccessories Caution Sheet ARXRH3004Not usedXRH3002Not used EXTERI

16、OR SECTION P5- 6Ceramic Capacitor (C1)CKPUYB102K50Not usedNot usedNot used P5-15Rear PanelXNC3058XNC3125XNC3125XNC3126 P5-17Earth PlateXNG3015Not usedNot usedNot used P5-26Tray CapXAK3156XAK3236XAK3236XAK3236 Tray Panel CDNot usedXAK3235XAK3235XAK3235For Tray Cap P5-30Caution Label HEPRW1233Not used

17、Not usedNot used P5-31Caution LabelVRW1094PRW1018VRW1872PRW1018 P5-36NSPGetterXAX3169XAX3267XAX3267XAX3266 P5-44BarrierXEC3013XEC3027XEC3027XEC3027 Rear SheetAED7037Not usedNot usedNot used XR-A790/DBDXJ, DDXJ/AR, YPWXJ and XR-A6800/MYXJ are constructed the same except for the following : RadioFans.

18、CN 收音机爱 好者资料库 XR-A790, XR-A390 4 Part No. Ref. No.MarkSymbol and DescriptionXR-A6800XR-A790XR-A790XR-A790Remarks /MYXJ/DBDXJ/DDXJ/AR/YPWXJ Fuse (FU2, FU3 : T3.15A)Not usedAEK1059AEK1059Not used*1 Fuse Card (For FU2, FU3)Not usedAAX7493AAX7493Not used*2 NSPName LabelNot usedNot usedXAL3095Not used*3

19、FRONT PANEL SECTION P7-18Volume KnobXAA3013XAA3022XAA3022XAA3022 P7-21FUNC Button LXAD3050XAD3111XAD3111XAD3111No.8 FUNC Cap LNot usedXAK3247XAK3247XAK3247No.7 P7-22FUNC Button RXAD3051XAD3112XAD3112XAD3112No.10 FUNC Cap RNot usedXAK3248XAK3248XAK3248No.9 P7-23FUNC Frame LXAD3052Not usedNot usedNot

20、used P7-24FUNC Frame RXAD3053Not usedNot usedNot used P7-25CD ENT ButtonXAD3055XAD3109XAD3109XAD3109No.12 P7-26Display PanelXAK3130XAK3265XAK3265XAK3265 P7-27EQ PanelXAK3150Not usedNot usedNot used SC PanelNot usedXAK3245XAK3245XAK3245No.26 SC Panel AssyNot usedXXG3089XXG3089XXG3089No.13 P7-28JOG Le

21、nsXAK3152XAK3243XAK3243XAK3243No.23 P7-29V LensXAK3153XAK3237XAK3237XAK3237 P7-33FL CoverXAK3163XAK3239XAK3239XAK3239 P7-34Cover Sheet LXAK3184Not usedNot usedNot used P7-35Cover Sheet RXAK3185Not usedNot usedNot used LED BarrierNot usedXEC3022XEC3022XEC3022No.24 P7-36Power ButtonXAD3044XAD3102XAD31

22、02XAD3102No.17 P7-37CD ButtonXAD3045XAD3104XAD3104XAD3104No.19 P7-38SC ButtonXAD3046Not usedNot usedNot used SC Button LNot usedXAD3105XAD3105XAD3105No.29 SC Cap LNot usedXAK3241XAK3241XAK3241No.27 SC Button RNot usedXAD3106XAD3106XAD3106No.30 SC Cap RNot usedXAK3267XAK3267XAK3267No.28 ASES ButtonNo

23、t usedXAD3114XAD3114XAD3114No.20 Timer ButtonNot usedXAD3115XAD3115XAD3115No.21 P7-39SC Button LXAD3047Not usedNot usedNot used Audio ButtonNot usedXAD3107XAD3107XAD3107No.14 P7-40SC Button RXAD3048Not usedNot usedNot used Visual ButtonNot usedXAD3108XAD3108XAD3108No.15 P7-41DOLBY ButtonXAD3054XAD31

24、20XAD3120XAD3120No.11 P7-42Sub PanelXAK3199XAK3255XAK3255XAK3255No.6 P7-43Standby LensXAK3151XAK3240XAK3240XAK3240No.18 P7-44Deck Lens LXAK3159XAK3249XAK3249XAK3249No.3 P7-45Deck Lens RXAK3160XAK3250XAK3250XAK3250No.5 P7-46JOG ConductorXAK3165XAK3244XAK3244XAK3244No.22 P7-47Deck Door_LXAN3022XAN3037

25、XAN3037XAN3037No.2 P7-48Deck Door_RXAN3026XAN3038XAN3038XAN3038No.4 P7-49Front PanelXMB3026XMB3056XMB3056XMB3056No.1 O/C ButtonNot usedXAD3103XAD3103XAD3103No.16 P7-52SpacerXEB3012Not usedNot usedNot used P7-53SpacerXEB3013Not usedNot usedNot used Cushion SpacerXEB3015Not usedNot usedNot used Cushio

26、n SpacerXEB3016Not usedNot usedNot used Cushion SpacerXEB3017Not usedNot usedNot used SpacerXEC3014Not usedNot usedNot used SpacerXEC3019Not usedNot usedNot used Notes : For PCB ASSEMBLIES, Refer to “CONTRAST OF PCB ASSEMBLIES”, “3. SCHEMATIC DIAGRAM” and “4. PCB CONNEC- TION DIAGRAM”. The numbers i

27、n the remarks column correspond to the numbers on the “ FRONT PANEL ASSY ”. *1 Refer to “3. SCHEMATIC DIAGRAM”. *2 Stick Fuse Card on the PRIMARY ASSY. *3 Stick Name Label on the Rear Panel. XR-A790, XR-A390 5 XR-A390/DBDXJ, DDXJ/AR, YPWXJ and XR-A4800/MYXJ are constructed the same except for the fo

28、llowing : CONTRAST TABLE for XR-A390 Part No. Ref. No.MarkSymbol and DescriptionXR-A4800XR-A390XR-A390XR-A390Remarks /MYXJ/DBDXJ/DDXJ/AR/YPWXJ PCB ASSEMBLIES MAIN ASSYXWM3152XWM3151XWM3151XWM3151 P5- 1 AF ASSYXWZ3297XWZ3288XWZ3288XWZ3288 COMPLEX ASSYXWM3158AWM7606AWM7606AWM7607 P5- 3 PRIMARY ASSYXWZ

29、3299XWZ3291XWZ3291XWZ3294 P7- 1 DISPLAY ASSYXWZ3298AWU7791AWU7791AWU7791 P5- 4FM/AM TUNER ModuleAXQ7068AXQ7065AXQ7065AXQ7065 PACKING SECTION P3- 1Power CordADG1154ADG1158ADG1158ADG1160 P3- 2FM AntennaADH7005ADH7004ADH7004ADH7004 P3- 6NSPDry Cell Battery (R6P, AA)VEM-013Not usedNot usedNot used P3- 8

30、Front PadXHA3018XHA3028XHA3028XHA3028 P3- 9Rear PadXHA3019XHA3029XHA3029XHA3029 P3-10Packing CaseXHD3142XHD3265XHD3293XHD3263 P3-11NSPWarranty CardARY7022Not usedNot usedARY7047 P3-13Operating Instructions (English/French)XRE3030Not usedNot usedXRE3046 P3-14Operating InstructionsXRC3020Not usedNot u

31、sedNot used (Italian/Dutch/German) P3-15Operating InstructionsXRC3021Not usedNot usedNot used (Portuguese/Swedish/Spanish) P3-16NSPPolyethylene BagNot usedNot usedNot usedAHG7033 Operating InstructionsNot usedXRE3048XRE3048Not used (English/Chinese/Spanish) Power CordNot usedNot usedXDG3009Not used

32、Power-cord Plug Conversion AdapterNot usedXKM3002XKM3002Not usedAccessories Caution SheetXRH3004Not usedXRH3002Not used EXTERIOR SECTION P5- 6Ceramic Capacitor (C1)CKPUYB102K50Not usedNot usedNot used P5-15Rear PanelXNC3053XNC3122XNC3130XNC3120 P5-17Earth PlateXNG3015Not usedNot usedNot used P5-26Tr

33、ay CapXAK3156XAK3236XAK3236XAK3236 Tray Panel CDNot usedXAK3269XAK3269XAK3269For Tray Cap P5-30Caution Label HEPRW1233Not usedNot usedNot used P5-31Caution LabelVRW1094PRW1018VRW1872PRW1018 P5-36NSPGetterXAX3163XAX3263XAX3263XAX3262 P5-44BarrierXEC3013XEC3027XEC3027XEC3027 Rear SheetAED7037Not usedN

34、ot usedNot used Fuse (FU2, FU3 : T2A)Not usedAEK1057AEK1057Not used*1 FRONT PANEL SECTION P7- 3Deck Mechanism UnitXYM3012XYM3011XYM3011XYM3011*2 P7- 5Flexible Cable 15PXDD3050Not usedNot usedNot used P7- 5Flexible Cable 13PNot usedXDD3040XDD3040XDD3040 P7-18Volume KnobXAA3013XAA3022XAA3022XAA3022 P7

35、-21FUNC Button LXAD3076XAD3116XAD3116XAD3116No.8 FUNC Cap LNot usedXAK3247XAK3247XAK3247No.7 P7-22FUNC Button RXAD3077XAD3117XAD3117XAD3117No.10 FUNC Cap RNot usedXAK3248XAK3248XAK3248No.9 P7-23FUNC Frame LXAD3052Not usedNot usedNot used P7-24FUNC Frame RXAD3053Not usedNot usedNot used XR-A790, XR-A

36、390 6 Notes : For PCB ASSEMBLIES, Refer to “CONTRAST OF PCB ASSEMBLIES”, “3. SCHEMATIC DIAGRAM” and “4. PCB CONNEC- TION DIAGRAM”. The numbers in the remarks column correspond to the numbers on the “ FRONT PANEL ASSY ”. *1 Refer to “3. SCHEMATIC DIAGRAM”. *2 Refer to “EXPLODED VIEWS”. Part No. Ref.

37、No.MarkSymbol and DescriptionXR-A4800XR-A390XR-A390XR-A390Remarks /MYXJ/DBDXJ/DDXJ/AR/YPWXJ P7-25CD ENT ButtonXAD3055XAD3109XAD3109XAD3109No.12 P7-26Display PanelXAK3125XAK3262XAK3262XAK3262 P7-27EQ PanelXAK3149Not usedNot usedNot used SC PanelNot usedXAK3245XAK3245XAK3245No.26 SC Panel AssyNot used

38、XXG3089XXG3089XXG3089No.13 P7-28JOG LensXAK3152XAK3243XAK3243XAK3243No.23 P7-29V LensXAK3153XAK3237XAK3237XAK3237 P7-33FL CoverXAK3163XAK3239XAK3239XAK3239 P7-34Cover Sheet LXAK3184Not usedNot usedNot used P7-35Cover Sheet RXAK3185Not usedNot usedNot used LED BarrierNot usedXEC3022XEC3022XEC3022No.2

39、4 P7-36Power ButtonXAD3043XAD3102XAD3102XAD3102No.17 P7-37CD ButtonXAD3045XAD3104XAD3104XAD3104No.19 P7-38SC ButtonXAD3046Not usedNot usedNot used SC Button LNot usedXAD3105XAD3105XAD3105No.29 SC Cap LNot usedXAK3241XAK3241XAK3241No.27 SC Button RNot usedXAD3106XAD3106XAD3106No.30 SC Cap RNot usedXA

40、K3267XAK3267XAK3267No.28 ASES ButtonNot usedXAD3114XAD3114XAD3114No.20 Timer ButtonNot usedXAD3115XAD3115XAD3115No.21 P7-39SC Button LXAD3047Not usedNot usedNot used Audio ButtonNot usedXAD3107XAD3107XAD3107No.14 P7-40SC Button RXAD3048Not usedNot usedNot used Visual ButtonNot usedXAD3108XAD3108XAD3

41、108No.15 P7-41DOLBY ButtonXAD3054XAD3113XAD3113XAD3113No.11 P7-42Sub PanelXAK3196XAK3255XAK3255XAK3255No.6 P7-43Standby LensXAK3151XAK3240XAK3240XAK3240No.18 P7-44Deck Lens LXAK3159XAK3249XAK3249XAK3249No.3 P7-45Deck Lens RXAK3160XAK3250XAK3250XAK3250No.5 P7-46JOG ConductorXAK3165XAK3244XAK3244XAK32

42、44No.22 P7-47Deck Door_LXAN3021XAN3041XAN3041XAN3041No.2 P7-48Deck Door_RXAN3025XAN3042XAN3042XAN3042No.4 P7-49Front PanelXMB3026XMB3056XMB3056XMB3056No.1 O/C ButtonNot usedXAD3103XAD3103XAD3103No.16 P7-52SpacerXEB3012Not usedNot usedNot used P7-53SpacerXEB3013Not usedNot usedNot used P7-56Connector

43、 Assy 3PXDE3037XDE3036XDE3036XDE3036 Cushion SpacerXEB3015Not usedNot usedNot used Cushion SpacerXEB3016Not usedNot usedNot used Cushion SpacerXEB3017Not usedNot usedNot used SpacerXEC3014Not usedNot usedNot used SpacerXEC3019Not usedNot usedNot used XR-A790, XR-A390 7 12 1 13 15 18 17 19 16 24 22 2

44、5 21 9 6 10 11 5 4 25 23 14 20 7 8 3 2 EXPLODED VIEWS (1) FRONT PANEL ASSY PARTS LIST Mark No. Description Part No.Mark No. Description Part No. 1Front PanelXMB3056 2Deck Door_LSee Contrast table (2) 3Deck Lens LXAK3249 4Deck Door_RSee Contrast table (2) 5Deck Lens RXAK3250 6Sub PanelXAK3255 7FUNC C

45、ap LXAK3247 8FUNC Button LSee Contrast table (2) 9FUNC Cap RXAK3248 10FUNC Button RSee Contrast table (2) 11DOLBY ButtonSee Contrast table (2) 12CD ENT ButtonXAD3109 13SC Panel AssyXXG3089 14Audio ButtonXAD3107 15Visual ButtonXAD3108 16O/C ButtonXAD3103 17Power ButtonXAD3102 18Standby LensXAK3240 19

46、CD ButtonXAD3104 20ASES ButtonXAD3114 21Timer ButtonXAD3115 22JOG ConductorXAK3244 23JOG LensXAK3243 24LED BarrierXEC3022 25ScrewBPZ30P100FZK 26SC PanelXAK3245 27SC Cap LXAK3241 28SC Cap RXAK3267 29SC Button LXAD3105 30SC Button RXAD3106 FRONT PANEL ASSY 27, 29 26 28, 30 13 (2) CONTRAST TABLE XR-A79

47、0 and XR-A390 are constructed the same except for the following : MarkNo.Symbol and Description Part No. Remarks XR-A790XR-A390 2Deck Door_LXAN3037XAN3041 4Deck Door_RXAN3038XAN3042 8FUNC Button LXAD3111XAD3116 10FUNC Button RXAD3112XAD3117 11DOLBY ButtonXAD3120XAD3113 XR-A790, XR-A390 8 Note : When

48、 part #17 or #60 or #104 is replaced, part #16 also need to be replaced at the same time. 16 104 80 101 81 19 100 61 20 60 17 15 18 81 19 46 1 13 102 103 45 88 83 84 5 4 63 3 62 42 41 23 67 22 DECK MECHANISM UNIT (1/2) DECK MECHANISM UNIT SECTION (XYM3011) XR-A790, XR-A390 9 32 82 30 29 50 28 85 106

49、 52 87 36 43 107 35 39 80 86 34 70 33 80 105 51 25 68 69 27 66 14 64 11 12 14 65 6 37 XR-A790, XR-A390 10 Note : When part #17 or #60 or #104 is replaced, part #16 also need to be replaced at the same time. 60 104 16 15 81 19 20 18 67 17 80 61 9 7 66 62 19 81 71 90 89 12 14 81 11 10 103 102 23 DECK MECHANISM UNIT (2/2) XR-A790, XR-A390 11