Sharp XL-3000V service manual ES3880F, Aclk AOUT/SELPLL0 Atclk

Page 61

XL-3000V

IC15V VHiES3880F/-1: Video CD Decoder (ES3880F)

	VSS	LA11	LA10	LA9	LA8	LA7	LA6	LA5	LA4	LA3 LA2 LA1 LA0 LCS0# LCS1# LCS3# LOE#	LWR# LD7 LD6 LD5 LD4 LD3 LD2 LD1 LD0 AUX7 AUX6 AUX5 VDD
VCC	8180 79 78 77 76 75 74 73 72 71 70 69 68 67 6665 64 63 62 61 60 59 58 57 56 55 54 53 52 51											50
LA12	82									NC	NC	49
LA12	82											49
LA13	83											48
LA14	84											47
LA15	85										NC 46
LA16	86											45
LA17	87											44
ACLK	88											43
AOUT/SEL_PLL0	89										NC 42
ATCLK	90									ES3880F		41
ATFS/SEL_PLL1	91									ES3880F		40
ATFS/SEL_PLL1	91											40
DA9/DOE#	92											39
AIN	93											38
ARCLK	94											37
ARFS	95											36
TDMCLK	96											35
TDMDR	97											34
TDMFS	98											33
CAS#	99											32
VSS	1001	2	3	4	5	6	7	8	9	10 11 12 13 14 1516 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

VSS

AUX4

AUX3

AUX2

AUX1

AUX0

PCLK PCLK2X CPUCLK HSYNC VSYNC YUV7 YUV6 YUV5 YUV4 YUV3 YUV2 YUV1 YUV0

VDD

VDD RAS# DWE# DA0 DA1 DA2 DA3 DA4 DA5 DA6 DA7 DA8 DBUS0 DBUS1 DBUS2 DBUS3 DBUS4 DBUS5 DBUS6 DBUS7 DBUS8 DBUS9 DBUS10 DBUS11 DBUS12 DBUS13 DBUS14 DBUS15 RESET# VSS

Figure 61 BLOCK DIAGRAM OF IC

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Image 61

Contents Model XL-3000V ContentsVoltage Selection AC Power Cord and Plug AdaptorSpecifications Front panel Names of PartsDisplay Rear panelRemote control Setting the Clock System Connections Setting the AC voltage selector Connecting the AC power lead Listening to a CD LED PWB DisassemblyPWB How to remove the CD lid See Fig Removing and Reinstalling the Main PartsPerform steps 1,2 and 7 of the disassembly method to remove CD Mechanism Section See FigSetting the Test Mode AdjustmentFM Detection FM Mute LevelBEX IC15VTest Video CD Video PWB-DChecking of vector scope waveform Disc Checking SettingChecking the black-and-white level Video OUTTuner Test Mode Test Outline of tuner radio test mode Turning on the test modeDetails of tuner test mode Timer test Mode Test Electronic volume Test Mode TestLCD Test Mode Test Key input diagnosis Test Mode Test CD PLAY/PAUSE/TUNING UP ON-OFF FF/PRESET UP ON-OFFVolume UP ON-OFF Volume Down ON-OFFCD Motor PWB Switch PWBFOCUS/TRACKING SPIN/SLED DriverRminal Power PWB-BMain PWB PWBLamp PWB Display PWBTuner PWB IC15V IC10VVideo CD Decoder IC16VBuffer AMP IC11VVideo CD Encoder From Terminal PWB-A4Video PWB-D Tuner PWB-A2 CNS7 FromCD Signal Video SignalFM Signal VolumeSERVO/SIGNAL Control CD LID Motor Driver CD Motor PWB-CSchematic Diagram 5/10 Tuner PWB-A2 AM Signal FM SignalMain PWB-A11/2 CNP307Lamp PWB-A7 Display PWB-A3System Schematic Diagram 8/10 IC10V Video PWB-DROM 256Kx16 Video CD DecoderCD Signal Video SignalXL-3000V Buffer AMPTo 15 are waveform numbers shown Assis MERFrom Display PWB-A3 SpindleOhms AntennaTo Main PWB-A1 To Video To MainPink Video PWB-D Bottom View Video PWB-D TOP ViewIC14V IC16VWaveforms of CD Circuit When the CD does not function TroubleshootingParts Code UDSKA0004AFZZ Failure HF ErrorSled Motor Operating FailureFocus failure Laser failureSpindle motor clv servo failure Focus servo sawtooth wave failureDMO No sound HF errorTEI Tezi RFISled motor operation failure Track search failureSled servo failure Function Table of IC IC401 VHiLC75342M-1 Function/Volume Equalizer LC75342MPin No Port Name Function Test VSS Pin No Terminal Name Input/Output Function SEG25-SEG0 IC701 RH-iX0038SJZZ System Microcomputer/FL driver IX0038SJIC801 VHiTA2109F/-1Servo Pre Amp. TA2109F Uhso HSO IC802 VHiTC9462F/-1 Servo/Signal Control TC9462F 1/3Pin No Port Name Input/Output Function IC802 VHiTC9462F/-1 Servo/Signal Control TC9462F 2/3 IC802 VHiTC9462F/-1 Servo/Signal Control TC9462F IC802 VHiTC9462F/-1 Servo/Signal Control TC9462F 3/3CH1-OUT-B CH1-OUT-ACH1-IN-A CH1-IN-BIC14V VHiES3883F/-1 Video CD Encoder ES3883F 1/2 IC14V VHiES3883F/-1 Video CD Encoder ES3883F 2/2 IC16V RH-iX0025SJZZ D-RAM 256Kx16 IX0025SJ ICV14 VHiES3883F/-1 Video CD Encoder ES3883FIC15V VHiES3880F/-1 Video CD Decoder ES3880F Aclk AOUT/SELPLL0 Atclk ES3880FMemory LCD701 RV-LX0012SJZZ LCD DisplayFor U.S.A. only IC11V VHINJM4565M-1 IC10V RH-IX0041SJZZIC14V IC15VVCKYPA1HF223Z VCKYPA1HB102KRC-GZA227AF1C RC-GZW228AF1VVCKYCY1EB104K RC-EZD107AF1ARC-GZA227AF1A VCKYCY1EB563KR393VRS-CY1JB102J R395VRD-ST2CD473J R358VRS-CY1JB822J R359VRS-CY1JB182J R360VRS-CY1JB472JR607VRS-CY1JB682J R621VRS-CY1JB223JQCNCM037ESJZZ QCNCM998DAFZZCNP801V QCNCW010MSJZZ QCNCW007RSJZZCPNLS1006SJ01 LX-WZ9006SJZZTSPC-0221SJZZ HSY042SPK07302 PWB-A5 PWB-A6PWB-A7 PWB-A3 PWB-A8Copyright 2001 by Sharp Corporation