SANYO DCTS760 Repair Manual

IC BLOCK DIAGRAM & DESCRIPTION
IC130 LC78663W-D(DVD/CD Signal Processing)
Block NO.Pin name I/O Supplementation Block NO. Pin name I/O @Supplementation
AV data91AVREQIIAV data requirement flag inputSystem137 X16MIOI/OExternal 16MHz output
I/F92AVACKO OAV data read strobe outputCLK138 TEST2ITest input 2
93AVDACK OAV data read output(Input; "L" level set)
94AVSCTB OAV output selector synchronization outpun139 DVDCKIO I/OExternal DVD clock input
95AVERRB OAV data reliable flag outputMoniter140 FSXOCD1 frame synchronization signal Monitor 6
96AVD0OAV data bus 0141 EFLGOError correction C1,C2 correction Monitor 5
97AVD1OAV data bus 1conditions monitor oins
98AVD2OAV data bus 2CD data142 DOUTOAudio EIAJ data output Monitor 7
99AVD3OAV data bus 3Power143 DVDD1-I/O power supply [Digital 3.3V]
100AVD4OAV data bus 4supply 144 DVSS-Digital GND
101AVD5OAV data bus 5DRAM I/F 145 MD8I/ODRAM data bus 8
102AVD6OAV data bus 6146 MD9I/ODRAM data bus 9
103AVD7OAV data bus 7147 MD10I/ODRAM data bus 10
RF I/F104EFMOUT OEFM 2 value signal output148 MD11I/ODRAM data bus 11
105PCKOEFM playback shift clock outputNC149NCNC pin which set "H" or "L"
Power106DVDD0-Internel logic power source [Digital 2.5V](662;Digital GND)
supply107DVSS-Digital GNDDRAM I/F 150 MD12I/ODRAM data bus 12
EFM PLL 108VCOCTL -VCO filter connect151 MD13I/ODRAM data bus 13
109PPDO-Phase comparison filter connect152 MD14I/ODRAM data bus 14
110FPDO-Frequency comparison filter connect153 MD15I/ODRAM data bus 15
111LF1-Filter connect 1NC154 NC-NC pin which set "H" or "L"
112LF2-Filter connect 2(662;Digital GND)
113LF3-Filter connect 3155 NC-NC pin which set "H" or "L"
114PCN-Voltage monitor pin(Phase comparson(662;DRAM power source [Digital 3.3V])
charge pomp PCH control voltage)DRAM I//F 156 MD0I/ODRAM data bus 0
115PISET-Current setting pin for the constant current157 MD1I/ODRAM data bus 1
phase comparison charge pomp158 MD2I/ODRAM data bus 2
116FISET-Current setting pin for the constant159 MD3I/ODRAM data bus 3
frequcncy comparison charge pompNC160 NC-NC pin which set "H" or "L"
117CDFR-EFM playback VCO oscillator range setting(662;DRAM power source [Digital 3.3V])
pin [CD]DRAM I/F 161 MD4I/ODRAM data bus 4
118DVDFR-EFM playback VCO oscillator range setting162 MD5I/ODRAM data bus 5
pin [DVD]163 MD6I/ODRAM data bus 6
Power119AVDD2-EFM PLL JV power supply [Analog 3.3V]164 MD7I/ODRAM data bus 7
supply120AVSS-Analog GNDPower165DVDD1I/O power supply [Digital 3.3V]
JV121JVCPI-JV controlsupply166DVSSDigital GND
122LVCPC-JV control167 DEFECTI I/ODefect signal input General-purpose port
123JVAOOEFM playback PLL clock jitter output I/O 0
124JVAIN-JV control168 DEFECTO ODefect signal output
125JVRVO-JV controlRF I/F169 RFP0I/ORF general-ourpose port WRQ output
Power126AVDD3-SYSTEM PLL power supply [Analog 2.5V]I/O 0
supply127AVSS-Analog GND170 RFP1I/ORF general-ourpose port
System128VPDO-SYSTEM PLL filter connectI/O 1
CLK129VRPFR-SYSTEM PLL VCO oscillator renge setting171 RFP2I/ORF general-ourpose port HBUSYB output
130VCOC-SYSTEM PLL filter connectI/O 2
Power131DVDD0-Internal logic power source [Digital 2.5V]172 RFP3I/ORF general-ourpose port HFBUSYB output
supply132DVSS-Digital GNDI/O 3 EVENT counter input
Power supply 133DVDD2-Oscillation circuit power source [Digital 3.3V]173 TESIOI/OTracking margin signal I/O
System134XINIOscillation circuit input174 HFLIOI/OMirror detast signal I/O
CLK135XOUTOOscillation circuit outputPower175DVDD0Internal logic power supply [Digital 2.5V]
Power supply 136DVSS-Digital GND supply 176DVSSDigital GND
IC211 TA8176SN(Mixer)
IC401 KIA7805API(Regulator)
RF OUTMIX INMIX OUTIF OUTVccGNDFM/TV SW
SERIES
57894610INPUT 1PASS3 OUTPUT
ELEMENT
VccIF
Vcc
CURRENTGENERATORSOAPROTECTION
MIXERBufferBufferLocal11OSC
Amp
AGC1
OSC
Buffer12BUFFER
OUTSTARTINGREFERENCEERROR
CIRCUITVOLTAGEAMPLIFIER
BY-PASS2BIAS
THERMAL
RF INAGC DET3PROTECTION
2 GND
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