KENWOOD DV5900M Repair Manual

DV-5050M/5900M/DVF-J6050/J6050-G
CIRCUIT DESCRIPTION
Port No.Port NameI/OFunction
183MCKIIClock input from SDRAM.
185MCK OClock output to SDRAM.
187DQMLEOLower bite data, mask signal of expander SDRAM.
189DQMLMOLower bite data, mask signal of main SDRAM.
190DQMUEOUpper bite data, mask signal of expander SDRAM.
192DQMUMOUpper bite data, mask signal of main SDRAM.
193XWEOWrite enable signal of SDRAM.
195XCASOCAS signal of SDRAM.
196XRASORAS signal of SDRAM.
198XCSEOChip select signal of expander SDARM.
199XCSMOChip select signal of main SDARM.
183MCKIIClock input from SDRAM.
185MCK OClock output to SDRAM.
187DQMLEOLower bite data, mask signal of expander SDRAM.
189DQMLMOLower bite data, mask signal of main SDRAM.
190DQMUEOUpper bite data, mask signal of expander SDRAM.
192DQMUMOUpper bite data, mask signal of main SDRAM.
193XWEOWrite enable signal of SDRAM.
195XCASOCAS signal of SDRAM.
196XRASORAS signal of SDRAM.
198XCSEOChip select signal of expander SDARM.
199XCSMOChip select signal of main SDARM.
Y Block Diagram
ODC, TS Stream
PLL27MHz
Decoder etc.InterfaceVideo
and
Audio
Decoder
Stream
Parser
Sub- pictureREC656
Decoder(Digital Video Out)
System ControllerHostVideo
(Microprocessor)InterfaceInterfaceDACY/Y
NTSC/PALDACCb/Composite
MemoryEncoderDACCr
SDRAM
InterfaceAudioDACC/C
(16bit)
InterfaceAudio Out
(DAC for Audio)
CD-DA
IEC958
13