Sharp CD-BK2100V Service Manual

Also see for CD-BK2100V: Service manual

Contents

– 57 –CD-BK2100V52 MWE Output DRAM write enable signal.53 MCAS Output DRAM column address strobe signal.54-56 MD7-MD5 Input/Output DRAM data bus.MD15 = MSB, MD0 = LSB.Internally pulled down. Pull down resistance is approx. 42 kohms.Can quit this pull down with the MD_PD_OFF register (74H, b1).57 GND — Ground58-62 MD4-MD0 Input/Output TDRAM data bus.MD15 = MSB, MD0 = LSB.Internally pulled down. Pull down resistance is approx. 42 kohms.Can quit this pull down with the MD_PD_OFF register (74H, b1).63 VDD — Digital supply.64 GND — Ground65-68 MD15-MD12 Input/Output DRAM data bus.MD15 = MSB, MD0 = LSB.Internally pulled down. Pull down resistance is approx. 42 kohms.Can quit this pull down with the MD_PD_OFF register (74H, b1).69 GND — Ground70-73 MD11-MD8 Input/Output DRAM data bus.MD15 = MSB, MD0 = LSB.Internally pulled down. Pull down resistance is approx. 42 kohms.Can quit this pull down with the MD_PD_OFF register (74H, b1).74 GND — Ground75 VDD — Digital supply.76 GND — Ground77* — — Not used78* VCLK Output Synchronized signal generating signal79* CSYNC Output Synchronized signal generating signal80* NSYNC Output Synchronized signal generating signal81*,82* — — Not used83 VDD — Digital supply.84 AVDD — Analog power supply85 CBP1 Output 3CH Video D/A signal86 VOUT1 Output 3CH Video D/A signal87 CBP2 Output 3CH Video D/A signal88* VOUT2 Output 3CH Video D/A signal89 CBP3 Output 3CH Video D/A signal90* VOUT3 Output 3CH Video D/A signal91 AGND — Analog power supply92 VDD — Digital supply.93* — — Not used94 GND — Ground95 CDC2PO Input CD data input96 CDEMPH Input CD data input97 CDLRCK Input CD data input98 CDBCK Input CD data input99 CDI Input CD data input100 GND — GroundICV2 VHiD61012GC-1: MPEG Decoder (D61012GC) (2/2)Pin No. FunctionTerminal Name Input/OutputIn this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.All manuals and user guides at all-guides.com