Sharp AR-5012 Service Manual page 75

PIN
Signal Name IN/OUT
No.
16 ope_latch OUT
17 op_data OUT
18 VCC(AC) 3.3V Power
19 op_clk OUT
20 vfmcnt OUT
21 GND(AC) Power
22 vfm OUT
23 tc OUT
24 gridl OUT
25 mc OUT
26 mrps3 OUT
27 mm_y3 OUT
28 bias OUT
29 lden OUT
30 pmd OUT
31 GND(CORE/DC) Power
32 mmd OUT
33 GND(CORE/DC) Power
34 VCC(CORE/DC) Power
3.3V
35 mpfs OUT
36 cpfs2 OUT
37 cpfs1 OUT
38 poffr
39 rrs OUT
40 pr OUT
41 hl OUT
42 TMON OUT
43 TM_ OUT
44 VCC(AC) 3.3V Power
45 TM OUT
46 miron OUT
47 GND(AC) Power
48 spfon OUT
Connected
Description
to
Tr array IC Operation circuit latch
signal. Data take-in at
"L"
Tr array IC Operation circuit data
signal
Tr array IC Operation circuit clock
signal
Tr array IC Ventilation fan rotation
speed control signal.
"H": High speed, "L":
Low speed
Tr array IC Ventilation fan control
signal. "H": Fan ON
Tr array IC Transfer charger
control signal. "H":ON
Tr array IC Main charger grid
control signal. "H": L
output
Tr array IC Main charger control
signal. "H": ON
Tr array IC SPF/RSPF motor
current control signal
Tr array IC Carriage motor current
control signal
Tr array IC DV bias control signal.
"H":ON
Tr array IC Laser circuit control
signal. "H": Laser
circuit ON
Tr array IC Polygon motor control
signal. "H": Polygon
motor ON
Tr array IC Main motor control
signal. "H": Main motor
ON
Tr array IC Manual feed solenoid
control signal. "H": ON
Tr array IC Second cassette
paper feed solenoid
control signal. "H":ON
Tr array IC Cassette paper feed
solenoid control
signal. "H":ON
(Not used)
Tr array IC Resist roller solenoid
control signal. "H":ON
Tr array IC Power relay control
signal. "H":ON
Tr array IC Heater lamp control
signal. "H":ON
Tr array IC (Not used)
Buffer IC Toner motor control
signal
Buffer IC Toner motor control
signal
Buffer IC SPF scanner select
signal
Buffer IC SPF ON signal
AR-5012 ELECTRICAL SECTION 13 - 5
PIN
Signal Name IN/OUT
No.
49 mircnt OUT
50 GND(AC) Power
51 pcl_s_print
52 fax_s_print
53 es_s_print
54 prareaen
55 d_s_ATDI_B
56 GND(CORE/DC) Power
57 VCC(CORE/
GND) 3.3V
58 pfclko
59 RESET IN
60 GND(CORE/DC) Power
61 ATRST IN
62 ATCK
63 ATMS
64 VCC(AC) 3.3V Power
65 ie1284_stb IN
66 ie1284_autofd IN
67 ie1284_slctin IN
68 ie1284_init IN
69 VCC(CORE/DC) Power
3.3V
70 ie1284_slct OUT
71 ie1284_pe OUT
72 GND(CORE/DC) Power
73 ie1284_busy OUT
74 ie1284_ack OUT
75 ie1284_fault OUT
76 ie1284_rev OUT
77 ie1284_parad7 IN/OUT I/F board
78 ie1284_parad6 IN/OUT I/F board
79 ie1284_parad5 IN/OUT I/F board
80 ie1284_parad4 IN/OUT I/F board
81 ie1284_parad3 IN/OUT I/F board
82 VCC(AC) 3.3V
83 ie1284_parad2 IN/OUT I/F board
84 ie1284_parad1 IN/OUT I/F board
85 GND(AC) Power
Connected
Description
to
Buffer IC SPF scanner select
signal
(Not used)
(Not used)
(Not used)
(Not used)
(Not used)
(Not used)
ASIC reset signal
(Not used)
(Not used)
(Not used)
I/F board /STB signal
connector (IEEE1284
communication port)
I/F board /AUTOFD signal
connector (IEEE1284
communication port)
I/F board /SLCTIN signal
connector (IEEE1284
communication port)
I/F board /INIT signal
connector (IEEE1284
communication port)
I/F board SLCT signal
connector (IEEE1284
communication port)
I/F board PE signal (IEEE1284
connector communication port)
I/F board BUSY signal
connector (IEEE1284
communication port)
I/F board /ACK signal
connector (IEEE1284
communication port)
I/F board /FAULT signal
connector (IEEE1284
communication port)
I/F board /REV signal
connector (IEEE1284
communication port)
DATA bus (IEEE1284
connector communication port)
DATA bus (IEEE1284
connector communication port)
DATA bus (IEEE1284
connector communication port)
DATA bus (IEEE1284
connector communication port)
DATA bus (IEEE1284
connector communication port)
DATA bus (IEEE1284
connector communication port)
DATA bus (IEEE1284
connector communication port)