Sharp VL-AH30UC Wartungshandbuch

1VL-A111U/AH131UVL-AH151U/AH161UPage1. IMPORTANT SERVICE NOTES...

VL-A111U/AH131UVL-AH151U/AH161U10<8. Removal of the Lithium PWB>(1) Remove the connector of the speaker cover from the MainPWB.(b)<7. Removal

11VL-A111U/AH131UVL-AH151U/AH161U<11. Disassembly of the LCD panel>(2)Claw (A)(1)Light guide plateReflection sheetLugsLugs(3)(C)(4)(2)Claw (B)Di

VL-A111U/AH131UVL-AH151U/AH161U124-3-2. REMOVAL OF CCD1) Unsolder the CCD sensor leads from the sensor PWB.2) Take out the sensor PWB.3) Remove the tw

13VL-A111U/AH131UVL-AH151U/AH161U5. MECHANISM ADJUSTMENT5-1. MECHANISM CHECKING/ADJUSTING JIGS, TOOLS AND PARTS5-1-1. Mechanism checking/adjusting jig

14VL-A111U/AH131UVL-AH151U/AH161U5-2. ITEMS AND TIMINGS OF INSPECTION AND MAINTENANCEThe mechanism of VCR needs the following periodic inspection and

15VL-A111U/AH131UVL-AH151U/AH161U5-3. MECHANISM CHECKS AND ADJUSTMENTSThe description given below relates to the general field services, but does not

16VL-A111U/AH131UVL-AH151U/AH161U5-3-4. Checking and adjusting the tension pole position(1) CheckWhen it begins to wind the P6-120 tape check whether

17VL-A111U/AH131UVL-AH151U/AH161U5-4. ADJUSTMENT OF MECHANISM TAPE RUNNING SYSTEM5-4-1. Preparation for adjustmentTape running system (Figure 1)DrumRe

18VL-A111U/AH131UVL-AH151U/AH161U5-4-4. Adjusting the Tu guideAfter replacement of Tu guide preset and adjust the height.(1) Tu guide height presetti

19VL-A111U/AH131UVL-AH151U/AH161U5-5. MECHANISM ASSEMBLING AND PARTS REPLACEMENT(DISASSEMBLING AND ASSEMBLING)Below is given an explanation of assembl

VL-A111U/AH131UVL-AH151U/AH161U21. IMPORTANT SERVICE NOTES1. NOTES DE SERVICE IMPORTANTESBEFORE RETURNING THE VIDEO CAMERARECORDERBefore returning the

20VL-A111U/AH131UVL-AH151U/AH161U5-5-2. Cassette control ass’y<Disassembling>(1) Set the unit to the EJECT mode, and let the housing stand uprig

21VL-A111U/AH131UVL-AH151U/AH161U5-5-5. Phase matchingThe phase of the following parts must be matched asshown in the figure below.(Ascertain that the

22VL-A111U/AH131UVL-AH151U/AH161U(4) Install the loading block assembly and the capstan motor.(5) Install the drive gear. At this time, pay attention

23VL-A111U/AH131UVL-AH151U/AH161U(8) Install the drum assembly in the chassis.(9) Install the tape guide in the drum assembly.(10) Install the Si roll

24VL-A111U/AH131UVL-AH151U/AH161U6. ADJUSTMENT OF THE ELECTRICAL CIRCUITS6-1. BEFORE ADJUSTMENT· Electric circuit adjustment becomes necessary, in mos

25VL-A111U/AH131UVL-AH151U/AH161U6-3-4. Setting valueTable 1) When IC705 is replacedVTR MODELADJA111U AH131U AH151U AH161UAD

26VL-A111U/AH131UVL-AH151U/AH161U6-5. Battery shutoff voltage adjustment1) Supply power to the main unit, using the variable-voltage DC power supply (

27VL-A111U/AH131UVL-AH151U/AH161U16527483AV OUTDC-INAV JACKUNITMECHA UNITVCR UNITINVERTERLCD UNITCAMERAUNIT<Extension Cable etc.>1. Extension Ca

28VL-A111U/AH131UVL-AH151U/AH161U6-6-3. VCR circuit adjustment* Before adjusting the VCR circuit, make sure that the fixed value in 6-3-2 is written i

29VL-A111U/AH131UVL-AH151U/AH161UFigure 6.1.1Figure 6.1.2Mode PlaybackAdjustment address 30hTape Alignment tape (JiGWR5-5NSP)OscilloscopeMeasuring ins

3VL-A111U/AH131UVL-AH151U/AH161UWARNING :TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSETHIS APPLIANCE TO WET LOCATIONS.CAUTION: TO REDUC

30VL-A111U/AH131UVL-AH151U/AH161U6-6-3-4. Adjustment of audio circuit1. Adjustment of filter f0Measuring instrument OscilloscopeMode PBInput signal (t

31VL-A111U/AH131UVL-AH151U/AH161U5. VCO adjustmentMeasuring point TL3802Address(VTR ADJ) 03EMode VCRAdjusting method 1) Connect TL3803 to GND.2)Connec

32VL-A111U/AH131UVL-AH151U/AH161U6-7. CAM section adjustment6-7-1. CAM section adjustment jigs(1) Object, measuring instrument and jigs necessary for

33VL-A111U/AH131UVL-AH151U/AH161U 6-7-3-5. SYNC level adjustment1) Write ADD:70 DATA:01 and enter the lens system adjustment mode.2) Write DATA “09” i

34VL-A111U/AH131UVL-AH151U/AH161U6-7-3-6. Black balance, AF noise level adjustment1) Write ADD:71 DATA:01.2) Press the “STOP” key to reconfirm ADD “71

35VL-A111U/AH131UVL-AH151U/AH161UûûûûûûûûûûûûûûNo operation at allYESûNo tape ejectionYESûYESNo LCD light-upCheck the inverter transformer and power c

36VL-A111U/AH131UVL-AH151U/AH161Uû6-8-2. Troubleshooting for the camera sectionNo pictureCheck the lens drive circuit (IC551) and main signalline.YESû

37VL-A111U/AH131UVL-AH151U/AH161U* On this model, all the circuits of the VCR and camera sections are controlled by IC706.1) IC401 is controlled with

38VL-A111U/AH131UVL-AH151U/AH161U7-2. SIGNAL PROCESS BLOCK DIAGRAMLENSTIMINGGENERATORPANELY-FILTERBUFFERCCDSENSORV-DRIVERC-FILTERFILTEREQMIX AMPBUFFER

39VL-A111U/AH131UVL-AH151U/AH161U7-2-1. RECORDING SIGNAL FLOW (VL-A111U/AH131U)LENSTIMINGGENERATORPANELY-FILTERBUFFERCCDSENSORV-DRIVERC-FILTERFILTER E

VL-A111U/AH131UVL-AH151U/AH161U4 The RBRCTM Seal SHARP participates in the RBRCTM*

40VL-A111U/AH131UVL-AH151U/AH161U7-2-2. PLAY BACK SIGNAL FLOW (VL-A111U/AH131U)LENSTIMINGGENERATORPANELY-FILTERBUFFERCCDSENSORV-DRIVERC-FILTERFILTEREQ

41VL-A111U/AH131UVL-AH151U/AH161U7-2-3. RECORDING SIGNAL FLOW (VL-AH151U/AH161U)LENSTIMINGGENERATORPANELY-FILTERBUFFERCCDSENSORV-DRIVERC-FILTERFILTER

42VL-A111U/AH131UVL-AH151U/AH161U7-2-4. PLAY BACK SIGNAL FLOW (VL-AH151U/AH161U)LENSTIMINGGENERATORPANELY-FILTERBUFFERCCDSENSORV-DRIVERC-FILTERFILTERE

43VL-A111U/AH131UVL-AH151U/AH161U7-3. POWER SYSTEM BLOCK DIAGRAMPower control IC (8CH)CH1 ERROR AMP.IN- Comparator sectionCH2 ERROR AMP.IN- Comparator

44VL-A111U/AH131UVL-AH151U/AH161U7-4. MAIN BATTERY CIRCUIT SECTION BLOCK DIAGRAMDC JACK inputVoltage detective circuitVDC<8Vwith JACK : OPENwith ou

45VL-A111U/AH131UVL-AH151U/AH161U7-5. LENS DRIVE BLOCK DIAGRAMIC1CCD SENSOR4249IC401DSP4148IC706DATASYSTEM CONTROL16021 22 20 19212 34617 18543IC102 D

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ46~478. SCHEMATIC DIAGRAMS 8-1. OVERALL SCHEMATIC DIAGRAMRUNTKA010WJ

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ48~498-2. A/D_CONVERTER SCHEMATIC DIAGRAM

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ8-3. ZOOM SCHEMATIC DIAGRAM(VL-AH151U/AH161U only)50~51

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ52~538-4. DSP SCHEMATIC DIAGRAM(VL-A111U/AH131U)

5VL-A111U/AH131UVL-AH151U/AH161USignal System: NTSC standardRecording System: 2 rotary heads, helical scanning systemCassette: 8 mm video tape, MP typ

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ54~558-4. DSP SCHEMATIC DIAGRAM(VL-AH151U/AH161U)

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ8-5. AUDIO SCHEMATIC DIAGRAM56~57

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ58~598-6. SYSTEM CONTROL SCHEMATIC DIAGRAM(VL-A111U/AH131U)

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ60~618-6. SYSTEM CONTROL SCHEMATIC DIAGRAM(VL-AH151U/AH161U)

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ62~638-7. LCD INTERFACE SCHEMATIC DIAGRAM

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ64~658-8. POWER CONTROL SCHEMATIC DIAGRAMåå AND SHADED COMPONENTS=SA

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ66~678-9. VIDEO OUT SCHEMATIC DIAGRAM

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ8-10. D/A CONVERTER SCHEMATIC DIAGRAM68~69

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ70~718-11. CHARGE SCHEMATIC DIAGRAMåååå AND SHADED COMPONENTS=SAFE

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ72~738-12. LCD CONTROLLER SCHEMATIC DIAGRAM(VL-A111U/AH131U/AH151U)

VL-A111U/AH131UVL-AH151U/AH161U63. PART NAMES AND FUNCTIONFor details on the use of each control.When the cassette compartment door is openTerminal co

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ74~758-12. LCD CONTROLLER SCHEMATIC DIAGRAM(VL-AH161U)

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ76~778-13. RF SCHEMATIC DIAGRAM(VL-A111U)

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ78~798-13. RF SCHEMATIC DIAGRAM(VL-AH131U/AH151U/AH161U)

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ80~818-14. TG SCHEMATIC DIAGRAM

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ82~838-15. CDS AGC/ACC SCHEMATIC DIAGRAM

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ84~858-16. LENS DRIVER SCHEMATIC DIAGRAM

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ86~878-17. HEAD AMP SCHEMATIC DIAGRAM

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ8-18. MOTOR DRIVER SCHEMATIC DIAGRAM88~89

VL-A111U/AH131UVL-AH151U/AH161U1234567891011 12 13 14 15 16 17 18 19 20ABCDEFGHIJ8-19. CCD SCHEMATIC DIAGRAM90~91

VL-A111U/AH131UVL-AH151U/AH161UABCDEFGHIJ1234567891092R1802L1800C1802L1801R1805C1803C1804C1813C1800R1811C1805R1806 R1808R1809C1807C1801R1803R1807D1802

7VL-A111U/AH131UVL-AH151U/AH161U4. DISASSEMBLY OF THE SET4-1. REMOVAL OF THE CAMERA SECTIONNote:Before removing the cabinet, turn off the power supply

VL-A111U/AH131UVL-AH151U/AH161UABCDEFGHIJ1234567891093VCR PWB Wiring Side SIDE A

VL-A111U/AH131UVL-AH151U/AH161UABCDEFGHIJ1234567891094VCR PWB Component Side SIDE BTL701X1703CN702TL702TL703CN701Q407R434TL2715TL2713TL2714TL2711TL2

VL-A111U/AH131UVL-AH151U/AH161UABCDEFGHIJ1234567891095VCR PWB Wiring Side SIDE B

VL-A111U/AH131UVL-AH151U/AH161UABCDEFGHIJ1234567891096CAMERA PWB Component Side SIDE AX11R36 R41C33C30R35R37Q14R38Q15Q13C34R39C36TL129R33C37TL124C35

VL-A111U/AH131UVL-AH151U/AH161UABCDEFGHIJ1234567891097CAMERA PWB Wiring Side SIDE A

VL-A111U/AH131UVL-AH151U/AH161UABCDEFGHIJ1234567891098CAMERA PWB Component Side SIDE BC575R576R588R581R582R580R583R570 C566R563C568C574R578R569 R562

VL-A111U/AH131UVL-AH151U/AH161UABCDEFGHIJ1234567891099CAMERA PWB Wiring Side SIDE B

VL-A111U/AH131UVL-AH151U/AH161UABCDEFGHIJ12345678910100HEAD AMP PWB Component Side SIDE ATL3743TL3741TL3751TL3750TL3748TL3749TL3747TL3746CN3703TL374

VL-A111U/AH131UVL-AH151U/AH161UABCDEFGHIJ12345678910101HEAD AMP PWB Wiring Side SIDE A

VL-A111U/AH131UVL-AH151U/AH161UABCDEFGHIJ12345678910102HEAD AMP PWB Wiring Side SIDE B

VL-A111U/AH131UVL-AH151U/AH161U84-2. DISASSEMBLY OF THE VCR MAIN BODY(1) Slide the “VCR lid knob” in the arrow direction, and slide theVCR lid in the

103Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161URef. No. Part No. ★ Description CodePRINTED

104Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UDIODESD601 VHDMA132K/-1Y MA132K AAD701 VHD1S

105Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UL928 RCiLP0344TAZZ Coil, CiLP0344TA ADL929 R

106Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UC624 VCEAPF0JW476M 47 6.3V Electrolytic ABC6

107Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UC8403 VCCCCZ1HH330J 33p 50V Ceramic ABC8404

108Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UR766 VRS-CZ1JF181J 180 1/16W Metal Oxide AAR

109Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UR1404 VRS-CZ1JF153J 15k 1/16W Metal Oxide AA

110Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UR2951 VRS-CZ1JF392J 3.9k 1/16W Metal Oxide A

111Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UR8463 VRS-CZ1JF103J 10k 1/16W Metal Oxide AA

112Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161USC102 QSOCN2471TAZZ Socket, 24Pin AESC103 QS

9VL-A111U/AH131UVL-AH151U/AH161U<3. Removal of the VCR lid>Microphone wire spacerMicrophone connectorCaution for installation of the VCR lid<

113Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UC3716 VCKYCZ1AB104K 0.1 10V Ceramic ABC3717

114Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161U204 LX-HZ3074GEFN Screw M1.7x5.3 S Tight AA2

115Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161U6-5 GFTAB1066TAKA Battery Lid AE6-7 MSPRC010

116Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161USUPPLIED ACCESSORIESACCESSORIESGCOVH1298TASA

117Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UMECHANISM CHASSIS EXPLODED VIEWABCDEFGH12345

118Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UABCDEFGH123456CABINET EXPLODED VIEW33-23-3aa

119Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UCASSETTE HOUSING CONTROL UNIT EXPLODED VIEW

120Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161UACCESSORIESNo. Model Parts Code Description

121Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161U

122Ref. No. Part No. ★ Description CodeRef. No. Part No. ★ Description CodeVL-A111U/AH131UVL-AH151U/AH161USHARP CORPORATIONAV Systems GroupQuality &am