RICOH FT7950 free download

File name A246_P2P.PDF

Rev. 12/98 A246/A247/A248/A822 Point to Point Diagram 12 C.B1 L N NF1 F2 F1 A B C D E F G H I J K L M Optics Platen 3rd Scanner Lens Scanner Vertical Cover HP Position-1 HP HP Lens Horizontal M3 N Lens Vertical M4 O Optics Auto Image Origial Legth Cooling Density (LT Version only) Fan M20 P APS Q Platen Lens Cover Horizontal 3rd Scanner Position-2 HP S43 S4 M2 2 1 2 1 2 1 2 2 1 2 1 Optics Anti-Condensation Heater Main TS1 TF1 Fusing 2 L2 CN4-1 6 3 6 3 Fusing Thermistor TH2 1 Transfer Anti-Condensation Heater 8 13 9 4 11 12 13 14 15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 8 9 10 11 12 13 3 1 4 2 G 2 1 1 2 3 4 5 6 1 2 3 4 5 6 -2 CN520-1 -2 -3 -4 -5 -6 -7 -8 -9 -10 -11 -12 -13 1st Lift S14 VR [0 ~ 5] VCC [5] OUT [0 ~ 5] GND [0] [t 5] GND [0] VCC [5] Feed-back [0,5 0/5] PGND [0] Motor A [5 0/5] Motor ON [t5] Motor B [5 0/5] LED [t5] GND [0] Sensor [s5] VCCP [5] VCC [5] +12 V [12] GND [0] -12 V [-12] 1st Pick-up SOL 2 2 1 Lightening Arrestor (LA1) Paper Feed Control (PCB5) Lower Tray Heater E 9J F CN706-1 [24] VAAS1 -2 [v 24] Power Relay 10 1st Paper Feed 1st Separation Roller 1st Paper Feed 2nd Paper Feed 2nd Separation Roller 2nd Paper Feed S11 SOL 6 MC 3 3 2 1 2 1 2 1 S12 SOL 7 MC 4 CGND VAA2 [24] VCC [5] CGND AGND VMM [38] MGND CGND AGND VAA3 [24] VCA (+12V) VCB (­12V) VCC [5] VAA1 [24] VAA4 [24] AGND 9 CN802 3 2 1 2 1 2 1 1 2 3 4 5 6 7 7 6 5 4 3 2 1 CN402-B8 -B9 -B10 -B11 -B12 -B13 -B14 [s5] [0] CGND [5] VCC [24] VAA [t24] [24] VAA [t24] VAA [24] VCC [5] CGND [0] AGND [0] CN409-1 -2 -3 -4 Development 11 4 8 16 13 1 12 15 3 5 10 9 7 2 6 14 M6 11 12 2 3 4 7 8 9 10 5 6 1 3 2 4 6 5 PCB7 CN516-1 -2 -4 E G 1 2 C Operation Panel Control 3 2 1 2 1 2 1 3 2 1 PCB6 3rd Paper Feed 3rd Separation Roller 3rd Paper Feed S13 SOL 8 MC 5 1 2 3 4 5 6 7 8 9 10 11 12 13 11 12 2 3 4 7 8 9 10 5 6 1 3 2 4 6 5 CN101-7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 A B C CN101-6 -12 -11 -5 CN408-1 -2 -3 -4 -5 -6 -7 8 6 5 4 3 2 1 7 8P D 8 2 3 4 5 1 6 1 2 3 4 5 6 8 2 1 1 2 3 4 5 8 7 1 2 3 4 5 6 8 7 2 1 2 1 2 1 4 3 2 1 9F A 13 12 11 10 9 8 7 6 5 4 3 2 1 B CN102-1 -2 -3 -4 -5 -6 -7 -8 -9 -10 CN131-1 -2 -3 -4 -5 -6 8F M1 3 2 1 2 1 3 2 1 5 4 3 2 1 8 2nd Lift S15 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 CN403-A1 -A2 -A3 -A4 -A5 -A6 -A7 -A8 -B1 -B2 -B3 -B4 -B5 -B6 -B7 -B8 [0] CGND [s5] [5] VCC [0] CGND [0 0/5] [5] VCC [24] VAA [t24] [0] CGND [s5] [5] VCC [0] CGND [0 0/5] [5] VCC [24] VAA [t24] Auto Response Sensor [t5] VAA [24] VCC [5] CGND [0] CGND [0] TXD RXD VAAS1 [24t] AGND [0] VCC [5] AGND [0] ON [t5] Direction [0: ccw, 5: cw] Lock [s5] Clutch ON [t24] VAAS2 [24] AGND [0] VCC [5] AGND [0] ON [t5] Speed [H/5, L/0] Lock [v5] VAAS2 [24w] Toner Bottle [t24] Lock [v5] AGND [0] VCC [5] AGND [0] ON [t5] VAAS1 [24t] VAAS1 [24] AGND [0] VCC [5] AGND [0] ON [t5] Lock [s5] VAA [24] Main SW [t24] VAA [24] Total Counter [t24] Front Door Safety [s5] CGND [0] CGND [0] Key Counte