Ricoh FT3020 Field Service Manual page 201

11E. FT3050/FT3060 COMPONENT LAYOUT
Electrical Component Layout
PCB'S
13 Lamp Regulator Board
15 Operation Panel Board
20 ID Sensor Board
24 Paper Size Detection Board
28 Paper Size Detection Board
(By-pass Mode)
36 Optics Board
42 Main Board
MOTORS
5 Vacuum Fan
45 Inlet Cooling Fan
46 Main Motor
52 Exhaust Fan
60 Outlet Cooling Fan
25 Lift Motor (DC)
38 Scanner Drive Motor
47 Lens Drive Motor
SOLENOIDS
16 Pick-off Sol
21 Jam Keep Sol
30 Cleaning Sol
31 Registration Sol
32 Paper Feed Sol
35 Toner Supply Sol
SWITCHES AND DETECTORS
2 Exit SW
10 Main SW
Anticondensation SW
14
9 Oil End Sensor
([FT3050] for machine
n u m b e r s o v e r 6 2 4 0 3 2 2 8 3 6 . ) 1 8
([FT3060] for all serial numbers.) 61
Toner Overflow Sensor
8
([FT3050] for machine serial
numbers over 6240322836.)
([FT3060] for all serial numbers.) 7
19 Safety SW (220, 240V)
22
Jam Reset SW
23 Front Door SW
26 Paper Feed Sensor
27 Paper End Detectors
29
Lift Detector
33
By-pass SW
3 4 Toner End SW
39 Overrun SW [FT3050 only]
4 0 Rear Cover Safety SW
(115V)
4 3
Overrun SW (Enlarge)
51 Registration Sensor [FT3050 only] 58
53 HP Sensor
59 Lens HP Sensor
OTHERS
Fusing Lamp
1
serial 17
Quenching Lamps
Erase Lamps
Exposure Lamp
3 Thirmofuse 169°C
4 Thermistor (TH-1)
Fusing Control Unit
6
Power Pack – T, S
Power Pack – C, B
41
12 Total Counter
Pulse Generator
37
4 4 Anticondensation Heater
4 8 Motor Capacitor
4 9 Fuse 8A (220, 240V)
11
Circuit Breaker (115V)
Fuse 3A
56
RA1
50
RA2
57
Noise Filter (220, 240V)
5 4
55 Transformer
Terminal
62 Surge Suppression Capacitor
(220, 240V)
July 1, '85
11-12