Sharp AL-1215 Service Manual

AL-1551CS ELECTRICAL SECTION 12 - 5
16 ope_latch OUT Tr array IC Operation circuit latch
signal. Data take-in at
"L"
17 op_data OUT Tr array IC Operation circuit data
signal
18 VCC(AC) 3.3V Power
19 op_clk OUT Tr array IC Operation circuit clock
signal
20 vfmcnt OUT Tr array IC Ventilation fan rotation
speed control signal.
"H": High speed, "L":
Low speed
21 GND(AC) Power
22 vfm OUT Tr array IC Ventilation fan control
signal. "H": Fan ON
23 tc OUT Tr array IC Transfer charger
control signal. "H":ON
24 gridl OUT Tr array IC Main charger grid
control signal. "H": L
output
25 mc OUT Tr array IC Main charger control
signal. "H": ON
26 mrps3 OUT Tr array IC SPF/RSPF motor
current control signal
27 mm_y3 OUT Tr array IC Carriage motor current
control signal
28 bias OUT Tr array IC DV bias control signal.
"H":ON
29 lden OUT Tr array IC Laser circuit control
signal. "H": Laser
circuit ON
30 pmd OUT Tr array IC Polygon motor control
signal. "H": Polygon
motor ON
31 GND(CORE/DC) Power
32 mmd OUT Tr array IC Main motor control
signal. "H": Main motor
ON
33 GND(CORE/DC) Power
34 VCC(CORE/DC)
3.3V
Power
35 mpfs OUT Tr array IC Manual feed solenoid
control signal. "H": ON
36 cpfs2 OUT Tr array IC Second cassette
paper feed solenoid
control signal. "H":ON
37 cpfs1 OUT Tr array IC Cassette paper feed
solenoid control
signal. "H":ON
38 poffr (Not used)
39 rrs OUT Tr array IC Resist roller solenoid
control signal. "H":ON
40 pr OUT Tr array IC Power relay control
signal. "H":ON
41 hl OUT Tr array IC Heater lamp control
signal. "H":ON
42 TMON OUT Tr array IC (Not used)
43 TM_ OUT Buffer IC Toner motor control
signal
44 VCC(AC) 3.3V Power
45 TM OUT Buffer IC Toner motor control
signal
46 miron OUT Buffer IC SPF scanner select
signal
47 GND(AC) Power
48 spfon OUT Buffer IC SPF ON signal
PIN
No.
Signal Name IN/OUT
Connected
to
Description
49 mircnt OUT Buffer IC SPF scanner select
signal
50 GND(AC) Power
51 pcl_s_print (Not used)
52 fax_s_print (Not used)
53 es_s_print (Not used)
54 prareaen (Not used)
55 d_s_ATDI_B (Not used)
56 GND(CORE/DC) Power
57 VCC(CORE/
GND) 3.3V
58 pfclko (Not used)
59 RESET IN ASIC reset signal
60 GND(CORE/DC) Power
61 ATRST IN (Not used)
62 ATCK (Not used)
63 ATMS (Not used)
64 VCC(AC) 3.3V Power
65 ie1284_stb IN I/F board
connector
/STB signal
(IEEE1284
communication port)
66 ie1284_autofd IN I/F board
connector
/AUTOFD signal
(IEEE1284
communication port)
67 ie1284_slctin IN I/F board
connector
/SLCTIN signal
(IEEE1284
communication port)
68 ie1284_init IN I/F board
connector
/INIT signal
(IEEE1284
communication port)
69 VCC(CORE/DC)
3.3V
Power
70 ie1284_slct OUT I/F board
connector
SLCT signal
(IEEE1284
communication port)
71 ie1284_pe OUT I/F board
connector
PE signal (IEEE1284
communication port)
72 GND(CORE/DC) Power
73 ie1284_busy OUT I/F board
connector
BUSY signal
(IEEE1284
communication port)
74 ie1284_ack OUT I/F board
connector
/ACK signal
(IEEE1284
communication port)
75 ie1284_fault OUT I/F board
connector
/FAULT signal
(IEEE1284
communication port)
76 ie1284_rev OUT I/F board
connector
/REV signal
(IEEE1284
communication port)
77 ie1284_parad7 IN/OUT I/F board
connector
DATA bus (IEEE1284
communication port)
78 ie1284_parad6 IN/OUT I/F board
connector
DATA bus (IEEE1284
communication port)
79 ie1284_parad5 IN/OUT I/F board
connector
DATA bus (IEEE1284
communication port)
80 ie1284_parad4 IN/OUT I/F board
connector
DATA bus (IEEE1284
communication port)
81 ie1284_parad3 IN/OUT I/F board
connector
DATA bus (IEEE1284
communication port)
82 VCC(AC) 3.3V
83 ie1284_parad2 IN/OUT I/F board
connector
DATA bus (IEEE1284
communication port)
84 ie1284_parad1 IN/OUT I/F board
connector
DATA bus (IEEE1284
communication port)
85 GND(AC) Power
PIN
No.
Signal Name IN/OUT
Connected
to
Description

Sharp AL-1215 Specifications

General

Brand	Sharp
Model	AL-1215
Category	Copier
Language	English