STUDIO REPAIR » Roland » JD-990 »  Circuit Board     [Image 21 of 30]  :: Jump To  
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Roland JD-990  •  Circuit Board
Roland MB87424APF-G-LBND ASIC (TVF Chip)
Roland JD-990 - Jack Board * Analog Circuit Board - Soldering Side

Roland JD-990 - Power Supply * …

Roland JD-990 - Power Supply * Voltage Regulators & Rectifier

Roland JD-990 - Power Supply * …

Roland JD-990 - Circuit Board * Hitachi H8/570 Mask-ROM Microcontroller

Roland JD-990 - Circuit Board * OS ROM - Hitachi HN27C4096 262144-Word×16-Bit EPROM (4MBit/512kByte)

Roland JD-990 - Circuit Board * Roland MB87731A ASIC (EP Chip)
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Roland JD-990 - Circuit Board - Image by Nikolaus Riehm
Roland JD-990 - Circuit Board * HG62E11B24FS Gate Array for Card I/O

Roland JD-990 - Circuit Board * BOSS TC6088AF Standard Cell (CSP Chip)

Roland JD-990 - Circuit Board * Hitachi HM514280ZP8 4MBit DRAM (40-Pin ZIP) for the CSP Circuits

Roland JD-990 - Circuit Board * Roland HG62E11R46FB Gate Array (IFCS)

Roland JD-990 - Circuit Board * Roland R10-0001 Gate Array

Roland JD-990 - Circuit Board * Burr-Brown PCM61 18-Bit Audio D/A Converter

Roland JD-990 - Circuit Board * Epson SED1335F0B LCD Controller w/ 64kBit SRAM

 
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