Ricoh B039 Service Manual page 174

Number Description
32 Lower paper end sensor
33 Upper paper size switch
34 Lower paper size switch
35, 36 Not used
37 Upper paper end sensor
(Optional paper tray unit)
38 Lower paper end sensor
(Optional paper tray unit)
Upper paper size switch
39
(Optional paper tray unit)
40 Lower paper size switch
(Optional paper tray unit)
41 Upper paper height sensor
(Optional paper tray unit)
42 Lower paper height sensor
(Optional paper tray unit)
43 Upper lift sensor
(Optional paper tray unit)
44 – 52 Not used
53 PCU set signal
(a shorted connection in the
TD sensor cable)
54 Not used
55 Paper tray unit type
(Optional paper tray unit)
56, 57 Not used
58 BiCU installed
59 – 61 Not used
62 Duplex unit installed
63—68 Not used
69 Lower lift sensor
(Optional paper tray unit)
70 Not used
71 Main motor lock
72 Polygonal mirror motor lock
73 Tray motor lock
74, 75 Not used
Total (mechanical) counter
76
installed
77 Not used
78 Key counter installed
(Optional key counter)
79, 80 Not used
81 Laser synchronization signal
82 – 89 Not used
90 DF position sensor (Optional
ADF)
91 Feed cover open sensor
(Optional ADF)
SM
USING SERVICE PROGRAM MODES
Reading
00H
Paper not detected.
See Table 1.
See Table 1.
Paper not detected.
Paper not detected.
See Table 2.
See Table 2.
See Table 4.
See Table 4.
Paper not at upper
limit
Not set
See Table 5.
Not installed
Not installed
Paper not at upper
limit
Off
Off
Off
Not installed
Not installed
Not detected
Closed
Closed
5-33
01H
Paper detected.
Paper detected.
Paper detected.
Paper at upper limit
Set
Installed
Installed
Paper at upper limit
On
On
On
Installed
Installed
Detected
Opened
Opened
B039/B040/B043