Feb,1999 MC-80 21 1 2 3 4 5 6 7 8 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 VS-840 SCSI Board (VS4S-1) IDE BOARD ZIP Drive or CN111 PS-40PE-D4T1-B1 A+5V AG -15V D+5V DG CN108 IL-FPC-25ST-N R180 100 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 - 15 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 6 2 IC112C TC7W04F D D R192 10k +5 A A +5 D D RA104 100 RA105 100 RA106 100 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 RA107 100 RA108 100 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 +5 D D C178 C179 0.1 100/6.3 R200 10k 1 7 IC112A TC7W04F RA111 100 RA113 100 RA114 100 RA116 100 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 R191 10k R177 10k +5 D 1 2 3 4 5 6 7 8 9 10 IC110A TC7W04F 1 7 3 5 IC110B TC7W04F D RA122 10k XSCSIINT SCSIDACK +5 D 5 3 D 2 4 D XRESET ID7 ID8 ID3 ID6 ID9 ID5 ID10 ID4 ID3 ID0 ID11 ID12 ID2 ID13 ID1 ID14 ID0 ID15 R181 10k R182 10k R187 22k R189 22k RA120 100 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 RA121 100 +5 D C230 0.1 1 IC133 TC7S32F XRESET SCSIDREQ ID8 ID7 ID9 ID6 ID10 ID5 ID11 ID4 ID12 ID13 ID2 ID14 ID1 ID15 +5 D ID[0..15] RA110 10k 1 2 3 4 5 6 7 8 9 10 6 7 8 9 10 D TC7S04F D TC7S04F IC122 TC74HC245AF TC74HC245AF +5 D 5 3 2 4 IC116 D C202 0.1 +5 D 5 3 2 4 IC118 D +5 D VCC 20 GND 10 B8 11 B7 12 B6 13 B5 14 B4 15 B3 16 B2 17 B1 18 D IC126 TC7S08F B8 11 B7 12 B6 13 B5 14 B4 15 B3 16 B2 17 B1 18 IC127 B8 11 B7 12 B6 13 B5 14 B4 15 B3 16 B2 17 B1 18 IC128 TC74HC245AF DREQ0 XIDEWAIT DACK0 XIDEINT XFDCINT 100P C210 0.1 A8 9 A7 8 A6 7 A5 6 A4 5 A3 4 A2 3 A1 2 G 19 DIR 1 +5 D 5 3 1 2 4 D +5 D VCC 20 GND 10 DIR 1 D +5 D VCC 20 GND 10 DIR 1 D C232 0.1 D D +5 D D C219 0.1 C101 0.1 D A8 9 A7 8 A6 7 A5 6 A4 5 A3 4 A2 3 A1 2 G 19 C121 0.1 D A8 9 A7 8 A6 7 A5 6 A4 5 A3 4 A2 3 A1 2 G 19 D +5 D 5 3 2 4 D ID15 ID0 ID1 ID14 ID2 ID13 ID3 ID12 TC74HC245AF ID6 ID9 ID7 ID8 TC74HC245AF C208 33P C207 33P C206 22P C205 22P D 2 4 IC129 TC7S32F +5 D IC135 TC7S08F 1 B8 11 B7 12 B6 13 B5 14 B4 15 B3 16 B2 17 B1 18 IC111 B8 11 B7 12 B6 13 B5 14 B4 15 B3 16 B2 17 B1 18 IC113 D Q7 12 Q6 13 Q5 14 Q4 15 Q3 16 Q2 17 Q1 18 Q0 19 IC121 TC74HC573F C224 0.1 +5 D 5 3 D 2 7 6 3 +5 D VCC 20 GND 10 D +5 20 GND 10 D D107 DSD010-TB 2 3 D108 DSD010-TB 2 3 +5 D VCC 20 GND 10 D D D 1 IC134A TC7W32F 1 IC134B TC7W32F 5 C180 0.1 D A8 9 A7 8 A6 7 A5 6 A4 5 A3 4 A2 3 A1 2 G 19 DIR 1 A1 G 19 DIR 1 R183 1k R186 1k R188 390 R193 390 C209 0.1 D D7 9 D6 8 D5 7 D4 6 D3 5 D2 4 D1 3 D0 2 OE 1 LE 11 CD7 CD5 CD6 CD4 CD3 CD2 CD0 CD1 XSCSICS XRD XWRL CA3 CA2 CA1 CA0 CA4 CD8 CD7 CD3 CD9 CD6 CD10 CD5 CD11 CD4 XWRL XRD XIDECS0 XIDECS1 CA3 CA2 CA1 XDMAWR SCSIDACK CA4 XIDECS1 XIDECS0 IC115 TC7S32F 1 2 4 C203 0.1 D A 1 Y2 5 Y1 6 Y0 7 IC119 TC3W01F CD[0..15] CA[0..4] 5 3 D +5 D VCC 8 GND 4 D D D XRD XIDECS B 2 G 3 XIDECS X1 MA-406@ 24.000MHz IC110C TC7W04F C214 15P D 6 2 D IC110D TC7W04F XFDCCS XRD XWRL FDCDREQ TC FDCDACK R194 470 1 4 C213 15P XRESET D 8 4 D R184 R185 10k 10k +5 D +5 D D D IC117B TC7W04F 3 5 IC117A TC7W04F 1 7 C212 22P 3 5 IC112B TC7W04F IC134C TC7W32F D +5 D C176 100/6.3 D C188 0.1 C190 100/6.3 C189 0.1 CA2 CA0 CA1 CD6 CD7 CD5 CD4 CD3 CD2 CD1 CD0 +5 D D 4 C175 0.1 XIDEWAIT DACK0 IN1 TC +5 D D RD W R 2 DMARQ 18 TC 19 DMAAK 64 XA2 60 XA1 61 XB 59 PCTYP1 23 PCTYP0 22 RESET 63 TCK 55 TMS 56 TDI 57 TDO 54 D XIDEINT DREQ0 XIDECS CA4 CD14 CD15 CD13 CD12 CD11 CD10 CD9 CD8 PB7 XRD XWRL CA3 CA2 CA1 CA0 CD7 CD6 CD5 CD4 CD2 CD1 CD0 DVDD 16 DVDD 58 DGND DGND - 15 CN107 IL-FPC-26ST-N 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 CN110 52045-3545 AVDD 29 FDC BGND BGND MAIN BOARD FDD MAIN BOARD C187 0.1 ME1 ME0 44 DS3 50 DS2 46 DS1 47 DS0 48 DRV2 21 DEN0 52 DEN1 53 ENDKCG 20 LPF2 28 LPF1 27 CGP2 25 CGP1 24 AGND CK CLR 12 IC125C +5 A BLM21A601S D R199 R198 6.8k IC125B TC74HC393F L120 RA117 100 RA118 100 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 RA119 100 DS3 PB7 DS0 DS0 READY +5 D 1k QD 8 D QC 9 QB 10 QA 11 C215 0.068 C216 4700P C217 1800P C218 0.022 TC74HC393F C201 100P FDCPWM C222 0.1 D GND 7 D D JACK BOARD ASSY 2/2 (71122045) FDC RA115 1k C199 100P C200 100P CLR 2 CK 1 IC125A TC74HC393F +5 D +5 D +5 D +5 D VCC 14 XHSEL XRDATA XWPR T XTRK0 XWGA TE XWDATA XSTEP HDIR XINDEX +5 D 1 8 2 7 3 6 4 5 C197 C196 C198 100P 100P QD 6 QC 5 QB 4 QA 3 C223 0.1 D D D TC7W32F R178 XDS1 C195 100P C194 100P 5 6 3 IC124B TC7W32F IC124C D +5 D 1 8 +5 D 10k C185 100P C184 100P C193 100P D +5 D R196 1k DS3 DS0 R197 100 IC124A TC7W32F 8 4 2 7 3 6 4 5 C183 100P C182 100P XWDATA XWGAT E XTRK0 XWPRT XRDATA READY XINDEX XHSEL XSTEP HDIR D R195 1k 1 2 7 C221 0.1 IC112D TC7W04F RA109 10k XDS2 XDS0 XDS3 D C181 100P CN C204 0.1 1 2 4 IC120 TC7S32F +5 D +5 D 1 2 4 IC123 TC7S08F 8 4 DGND 1 HD STATUS 2 NC 3 IN USE 4 DGND 5 D SEL3 6 DGND 7 INDEX 8 DGND 9 D SEL0 10 DGND 11 D SEL1 12 DGND 13 D SEL2 14 DGND 15 MO 16 DGND 17 DIR SEL 18 DGND 19 STEP 20 DGND 21 WR DATA 22 DGND 23 WR GATE 24 DGND 25 TRACK00 26 DGND 27 WR PRTCT 28 DGND 29 RD DATA 30 DGND 31 SIDE SEL 32 DGND 33 READY 34 D +5 D +5 D R190 5 3 10k D C211 0.1 5 3 D IC117C TC7W04F C220 0.1 IC117D TC7W04F CN109 PS-34PE-D4T1-B1 D 6 2 D 8 4 D XDS1 A B C D E F G H J K L M N O P Q R S T U I 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 25 24 23 22 21 21 7 8 9 4 5 6 RA1 3 2 1 2 13 3 14 4 15 16 1 2 8 7 6 5 8 17 3 2 3 7 6 5 8 4 1 7 6 5 8 7 6 5 12 13 14 15 16 17 18 2 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 34 33 ID7 2 ID8 1 7 8 3 4 ID6 4 5 5 ID9 3 ID5 2 6 7 6 7 ID10 1 ID4 4 8 5 8 9 ID11 3 ID3 2 ID12 1 ID2 4 6 7 8 5 10 11 12 13 ID13 3 ID1 2 ID14 1 ID0 4 6 7 8 5 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 3 4 2 1 XRDATA 1 8 31 READY 2 7 30 XINDEX 3 6 49 4 5 51 39 XHSEL 1 8 40 XSTEP 2 7 41 HDIR 3 6 42 4 5 C193 RA119 100 36 100P 3 48 3 44 D C195 C197 C199 C201 D C194100PC196100PC198100PC200100P DS3 45 60 100P 100P 100P 100P 47 1 8 31 2 7 30 3 6 49 4 5 51 39 1 8 40 3 1 2 IC117A TC7W04F 18 1 7 19 64 60 4 C212 C2 22P 15 D D 1 4 +5 TC74HC245AF 10 D 5 1 2