Yamaha MM6 · keyboard
48 components · 17 parts identified · 2 photos. Tap a marked part to see what it is.
10 traced nets on this board are available to technicians. See plans
| Designator | Part (number or value) | Description | Package |
|---|---|---|---|
| C204 | - | dac vcc +5va | |
| C207 | - | dac vcom output, 1/2 vcc. | |
| C213, C214 | - | audio out | |
| CN501 | - | usb | |
| CN601 | - | lcd interface | |
| CN701 | - | midi uart | |
| CN702 | - | encoder | |
| CN703 | - | to panel right pnr board | |
| CN801 | - | 61h keys | |
| CN802, CN803 | - | 61l keys | |
| CN901 | - | power & audio | |
| IC101 | YMW767-VTZ | x6055a00 CPU and TG. 32-bit RISC processor with integrated digital signal processing (DSP) for sound generation. system controller & audio clock generator. | qfp128 |
| IC102 | S-80136ANMC-JCV | reset ic, 3.6v 50ms. marking jcvs | |
| IC202 | PCM1753 | dac. Gets input from ssp1. | ssop-16 |
| IC203 | NJM4580E | ||
| IC301 | MR27T12800L | LAPIS Semiconductor (formerly OKI) prog/wave P2ROM (Production Programmed ROM) | |
| IC305 | MR27T12800L | wave p2rom | |
| IC307 | 29L V800BBTC-70G | data 8m flash rom | |
| IC401 | MB87S1280YHE | ssp1 DSP ic, x6363a0 | |
| IC402 | - | prog p2rom | |
| IC602 | MC34063EB | contrast +29v dcdc | |
| IC701 | SN74AHCT1G08DCKR | AND gate, marking bel | |
| IC702 | SN74AHCT1G08DCKR | ||
| IC801 | UPD789022GB | mks key scan mcu | |
| IC901 | RH5RZ25CA-T1-F | +2.5d ldo, marking z25 | sot89 |
| IC902 | R1171S331B | +3.3d ldo, marking d33 bfl | HSOP-6J-6 |
| IC903 | R1172S181B | +1.8d ldo, marking b18 bft | HSOP-6J-6 |
| L601 | - | 330uh | |
| X101 | 16.9344mhz hc49 smd crystal | ||
| X501 | 6mhz hc49 smd crystal | usb controller crystal | |
| X601 | FA365 | lcd controller crystal 40mhz | |
| X801 | CSTCR5M00G53-R0 | murata 3-pin smd ceramic resonator 5mhz | |
| - | epson lcd controller | ||
| - | nxp usb controller | ||
| - | ssp1 dram |
Marked, not identified yet: C219, DA501, DA502, DA503, DA504, IC502, R212, R213, R214, R219, R220