Aiwa NSX-TR77 Spezifikationen

SERVICE MANUALDATACD STEREO SYSTEMNSX-TR77S/M Code No. 09-029-361-6N1 U(S)BASIC TAPE MECHANISM : ZZM-3 YPR3NCBASIC CD MECHANISM : BZG-2 ZD5GNC2NSX-

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

-2-SPECIFICATIONS ...

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

88AResistor CodeChip Resistor Part CodingFigureValue of resistorChip resistorWattage Type Tolerance1/16W1/10W1/8W1608212532165%5%5%CJCJCJFormLW t1.6 0

-25-TRANSISTOR ILLUSTRATION -1/12SA1235F2SC2620B2SC3052F2SC5477-T222SC5345SF/S(O)2SD1306NE07TL2SA1980G2SA1981Y2SC3331(T/U)FN1016FP1016E C B2SA1296GR

-26-SCHEMATIC DIAGRAM - 1/5 (MAIN C.B -1/2, AMP SECTION)TR77_MAIN C.B (1/2) (AMP SECTION)_UMAIN C.B (1/2) (AMP SECTION)TO MAIN C.B (2/2) (TUNER SECT

-27-SCHEMATIC DIAGRAM - 2/5 (MAIN C.B - 2/2, TUNER SECTION)RF BLOCKTUNER FM FRONT END BLOCKIF BLOCKPLL BLOCKTO MAIN C.B (1/2) (AMP SECTION)TO M

-28-SCHEMATIC DIAGRAM - 3/5 (HP C.B)J201PHONESSIGNAL :CNA201PBTO MAIN C.B 1/2 (AMP SECTION) CN101JW243 JWJ201JACK,3.5 BLK STW/SW HST3000JW244JWR2

-29-WIRING - 1/4 (MAIN C.B / HP C.B)101112131415161718192021222324ABCDEFGHIJKLMNOPQRSTU12345678925262728293031321183CN101IC801IC991R147J831ANTENNAAM L

-3-CD MECHANISM SECTIONCD MECHANISM SECTION ...

-30-SCHEMATIC DIAGRAM - 4/5 (FRONT C.B/DECK C.B)LED202SLR-342VCT31REDR201820 1/8WR202820 1/8WR203820 1/8WLED204SLR-342VCT31REDLED203SLR-342VCT31REDIC6

-31-WIRING - 2/4 (FRONT C.B)101112131415161718192021222324ABCDEFGHIJKLMNOPQRSTU1234567892526272829303132TO DECK C.B CN1TO CD MECHANISM111101211256

-32-WIRING - 3/4 (DECK C.B)101112131415161718192021222324ABCDEFGHIJKLMNOPQRSTU1234567892526272829303132CRD1 1 357911DECK C . BTO MAIN UNIT W099M1(D

-33-SCHEMATIC DIAGRAM - 5/5 (POWER C.B)POWER C.BVH (AC)VH (AC)VL (AC)VL (AC)GNDFIL-1FIL-2P-ONSTBYTO MAIN C.B 1/2 (AMP SECTION) WH001W1 AC CORD

-34-123456789101112131415ABCDEFGHIJKLMNOPQRSTUWIRING - 4/4 (POWER C.B)8157WH081R09765116RY081PT001PT003TFT082T0811495678TO MAIN C.B WH001POWER C.BW

-35-ELECTRICAL ADJUSTMENT -1/7MAIN C.BMAIN C.B PATTERN SIDERLGSFR451 SFR452IC801241316ADJUSTMENT (TUNER/DECK)PARTS SIDE123R962VTGNDTP8TP9146L8024L952L

-36-ELECTRICAL ADJUSTMENT -2/7<TUNER Adjustment>1. VT Check (AM)Requirements• Measuring instrument: Digital multimeterTest points: VT, GND1) Co

-37-ELECTRICAL ADJUSTMENT -3/7<AM Adjustment>Make the following preparations for AM adjustment.Preparations• Standard Signal Generator (S.S.G.)

-38-ELECTRICAL ADJUSTMENT -4/7<FM Adjustment>Make the following preparations for FM adjustment.Preparations• Standard Signal Generator (S.S.G.)

-39-ELECTRICAL ADJUSTMENT -5/7<DECK Section>10. Tape Speed Adjustment (DECK 2)Requirements• Measuring instrument: Wow and flutter meter (freque

-4-SPECIFICATIONS -1/1MAIN UNIT CX-NTR77 (U)TUNERFM tuning range 87.5 MHz to 108 MHzFM usable sensitivity (IHF) 13.2 dBfFM antenna terminal 75 ohms (u

-40-ELECTRICAL ADJUSTMENT -6/715. Playback Sensitivity Check (DECK 1 and DECK 2)Requirements• Measuring instrument: MillivoltmeterTest tape: TTA-200

-41-ELECTRICAL ADJUSTMENT -7/7<FRONT Section> L951FRONT C.B PATTERN SIDEFRONT C.B PARTS SIDE1818 HzFREQUENCY COUNTERCLOCKGND18. C

-42-CD TEST MODE -1/1CD TEST MODE1. Starting CD Test ModeWhile pressing and holding down the CD FUNCTION button, insert the AC plug to outlet.When tes

-43-FL DISPLAY -1/2 (CNF-T BJ890GNK)GRID ASSIGNMENTSEGMENT DESIGNATIONhttp://www.xiaoyu163.comhttp://www.xiaoyu163.com

-44-FL DISPLAY -2/2 (CNF-T BJ890GNK)ANODE CONNECTIONPIN CONNECTIONhttp://www.xiaoyu163.comhttp://www.xiaoyu163.com

-45-IC BLOCK DIAGRAM -1/1IC, LA1845N-ABIASCVREFC12RREF3N. C.4DIFOUT5N. C.6CIN7AIN8Vcc9ACDIFA-CBIASVrefREFERENCE CURRENTPEAKHOLD340HzBPFPEAKHOLD1kHzBPF

-46-IC DESCRIPTION -1/1 (LC876764A-50J3) -1/2Pin No. Pin Name I/O Description 1 I-DISH I CD turntable photo sensor input.2 O-LED_STB O STB output for

-47-Pin No. Pin Name I/O Description64 P24/AM9K I/O FL segment output G24/AM9K diode input.65 P25/FMWIDE O FL segment output G25.66 P26/LW O FL segmen

-48-MECHANICAL EXPLODED VIEW -1/141AAG26253534I333285I2829GF106104727375G79103210515453435453111918171422202160315857555657586515251527691210151361BBF

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

-5-This set employs laser. Therefore, be sure to follow carefully theinstructions below when servicing.WARNING!!WHEN SERVICING, DO NOT APPROACH THE LA

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

-51-COLOR NAME TABLE -1/1Basic color symbol Color Basic color symbol Color Basic color symbol ColorB Black C Cream D OrangeG Green H Gray L BlueLT Tra

-52-TAPE MECHANISM EXPLODED VIEW -1/1 <ZZM-3>AAB123455667899101110111212131314141515161618181919202021213022232425262728222324252627282931323334

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

-55-GENERAL SPEAKER DISASSEMBLY INSTRUCTIONS (FOR REFERENCE) -1/1Insert a flat-bladed screwdriver into the position indicated by thearrows and remove

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

How to Adjust the Rotating Phase of the Gear, Main Cam-59-1) Pull out the FFC from the CD MAIN C.B, and then remove the TRAY, ASSY.2) Set the GEAR, MA

-6-NOTE ON BEFORE STARTING REPAIR -1/21. Forced discharge of electrolytic capacitor of power supply blockWhen repair is going to be attempted in the s

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

-63-• Regarding connectors, they are not stocked as they are not the initial order items.The connectors are available after they are supplied from con

-64-BLOCK DIAGRAM-1/1::http://www.xiaoyu163.comhttp://www.xiaoyu163.com

-65-101112131415161718192021222324ABCDEFGHIJKLMNOPQRSTU1234567892526272829303132WIRING-1/2 (3CD)http://www.xiaoyu163.comhttp://www.xiaoyu163.com

-66-SCHEMATIC DIAGRAM-1/1http://www.xiaoyu163.comhttp://www.xiaoyu163.com

-67-101112131415ABCDEFGHIJKLMNOPQRSTU123456789WIRING-2/2 (T-T)http://www.xiaoyu163.comhttp://www.xiaoyu163.com

-68-WAVE FORMIC201 (OUT6-) VOLT/DIV: 500mVTIME/DIV: 200mSIC201 (OUT6+)Between CN202 and VOLT/DIV:1V( Pin: 0 Level) TIME/DIV: 200mSIC101

-69-IC BLOCK DIAGRAMIC, BA5927Shttp://www.xiaoyu163.comhttp://www.xiaoyu163.com

-7-In such a case, check also if the POWER AMPLIFIER circuit or power supply circuit has any abnormalities or not.2-2. Regarding resetThere are cases

-70-12345678910111213141516171819202122232425, 26272829303132-3637383940Pin No. Pin Name I/O DescriptionIC DESCRIPTION (LC78646)-1/3SLCOSLCISTEFMINRFR

-71-Pin No. Pin Name I/O Description41424344454647484950515253545556575859606162636465666768697071, 72IC DESCRIPTION (LC78646)-2/3LVDDLCHOLVSSRVSSRCHO

-72-Pin No. Pin Name I/O DescriptionIC DESCRIPTION (LC78646)-3/373, 74757677787980PD01, 2VVSSPCKISTVVDDFRLDSLDDOóIóIIOPhase comparison output pin 1, 2

-73-CD MECHANISM EXPLODED VIEW <BZG-2>12345673089103212314A161718192021222324252627131131BC1529282928http://www.xiaoyu163.comhttp://www.xiaoyu16

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

-75-COLOR NAME TABLEBasic color symbol Color Basic color symbol Color Basic color symbol ColorB Black C Cream D OrangeG Green H Gray L BlueLT Transpar

2-11, IKENOHATA 1-CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111912204http://www.xiaoyu163.comhttp://www.xiaoyu163.com

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not

! = ! SAFTY PARTSC = Components markedAll components used on this model at the production line are shown in this service manual.However, please not