MZ-R501/R501PC
Pin No. | Pin Name | I/O | Description | ||
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223 | SPDL MON | I | Spindle servo monitor signal input |
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224 to 226 | (XAVLS), (SOUND 1, 2) | I | Not used (open) |
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227 | XHOLD SW | I | HOLD switch (SW801) input terminal | “L”: hold ON, “H”: hold OFF | |
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228 | (SYCN REC) | I | SYNCHRO REC switch input terminal | “L”: OFF, “H”: ON Not used (open) | |
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229 | (SYNC LEVEL) | O | Not used (open) |
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230 | PROTECT | I | Detection input terminal of the record check claw from the protect detection switch | ||
(S803) “L”: recording possible condition, “H”: protect | |||||
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231 | FLASHVDD | — | Power supply terminal (for the internal FLASH ROM) (+2.4 V) | ||
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232 | FLASHVSS | — | Ground terminal (for the internal FLASH ROM) | ||
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233 | SLD 1 MON | I | Sled servo monitor signal input |
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234 | VLON | O | Power supply control signal output for the laser diode drive to the power | ||
control (IC901) |
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235 | SLEEP | O | System sleep control signal coutput to the power control (IC901) “H”: sleep ON | ||
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236 | FFCLR | O | Input latch output for the start switching to the power control (IC901) | ||
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237 | (CHG GAIN) | O | Charge gain control signal output Not used (open) | ||
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238 | (CHG) | O | Charge ON/OFF control signal output | “H”: charge ON Not used (open) | |
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239 | (TUN REG ON) | O | Not used (open) |
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240 | XHP STBY | O | Headphone standby signal output to the headphone amp (IC302) | ||
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241 | MIFVDD3 | — | Power supply terminal (for the microcomputer I/F block) (+2.3 V) | ||
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242 | MIFVSS2 | — | Ground terminal (for the microcomputer I/F block) | ||
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243 | (TEST2) | O | Input terminal for the main test (normally open) | ||
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244 | NC | — | Not used (open) |
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