Labels:earth | heterodyne receiver | sidewalk | sky OCR: COMPONENT SIDE J1A Board No 136632 W1 Term Power +5 Yto Bus LED J1E W2 Term Power OPTION JUMPER BLOCK Remote LED TDO ID SCSIID ID2 PIN1 S pind e Control option SPO. PIN1 Spindle Delay Option .SP Write Option -WP Bus Parity Check Option PTY Kev NC Master Sync Signal MSYNC Slave Sync SSYNC Key NC Reserved NC 11940 OPTION JUMPER BLOCK [Fror iew drve up] Key1 PTY ID3 M SYNC WF ID2 SSYNC SP1 ID R em ot e Reserved Key2 SPO IDO ED *.. 23 (19) [(9] 7 3 20 OY NOTE: Pins 4, 6, 8, 10, 12, 14, 16, 18, 22 and 24 are tied to Ground -Remote SCSUD Spinde Cortrol Ortion Prec Maste MSVN Frort view dirre