Sharp AL-1530 (serv.man5) Service Manual ▷ View online
[8] USER PROGRAMS
The conditions of factory setting can be changed according to the use conditions.
1. Functions which can be set with the user program
Function
Contents
Factory setting
Auto clear.
● When a certain time is passed after completion of copying, this function returns to the initial state
automatically. The time to reach the initial state can be set in the range of 10 sec to 120 sec. This
function can be disabled.
function can be disabled.
60 sec
Pre-heat.
● When the copier is left unused with the power ON, the power consumption is automatically reduced
to about 40Wh/H (
∗ Note).
The time to start this function can be set in the range of 30 sec to 90 sec by the unit of 30 sec.
This function cannot be disabled.
This function cannot be disabled.
90 sec
● When this function is operated, the pre-heat lamp on the operation panel lights up.
To return to the initial state, press any key on the operation panel. (When the COPY button is
pressed, a copy is made after returning to the initial state.)
pressed, a copy is made after returning to the initial state.)
Auto shut off
passing time.
passing time.
● When the copier is left unused with the power ON, the power consumption is automatically reduced
to about 18Wh/H (
∗ Note). The time to start this function can be set in the range of 2 min to 120
min.
5 min
● When this function is operated, all the lamps except for the pre-heat lamp on the operation panel
turn off.
To return to the initial state, press the COPY button.
To return to the initial state, press the COPY button.
Stream feeding.
After completion of copying with the automatic document feeder (SPF), when documents are set
while the SPF indicator is blinking (for about 5 sec), the documents are automatically fed.
while the SPF indicator is blinking (for about 5 sec), the documents are automatically fed.
Set
Auto shut off setting
● Used to set or cancel this function.
Set
∗Note: The power consumption values in pre-heat and auto shut off may be varied depending on the use conditions.
2. Change the setting.
Example: Changing the time to operate the auto shut off function
(Change from 60 sec to 90 sec)
1) Press the right and the left exposure adjustment keys simul-
taneously to start setting.
● Keep pressing the keys for five sec.
● Display lamps ( , , ) blink simultaneously and “- -” is
displayed on the copy quantity display.
2) Select the function code with the 10-digit key (copy quantity
set key).
● The number of the selected function blinks on the digit of 10 on the
copy quantity display.
● For auto clear, select “1.”
● For setting, refer to the following function codes.
Function name
Function code
Auto clear
1
Pre-heat
2
Auto shut off passing time
3
Stream feeding
4
∗
Auto shut off setting
5
[Cancel] If a wrong code is entered, press the clear key and enter the
correct function code.
3) Press the COPY button.
● The number blinking on the digit of 10 of the coyp quantity display
● The number blinking on the digit of 10 of the coyp quantity display
is lighted.
● The number of the current set code blinks on the digit of 1.
4) Select the setting code with 1-digit key (copy quantity set key).
● To set to 90 sec, select “3.”
4) Select the setting code with 1-digit key (copy quantity set key).
● To set to 90 sec, select “3.”
● For setting, refer to the following set codes.
Function
name
name
Set code
Function
name
name
Set code
Function
name
name
Set code
Function
name
name
Set code
Function
name
name
Set code
Auto clear
0 (Cancel)
Pre-heat
0 (30 sec)
Auto shut
off
off
0 (2 min)
Stream
feeding
feeding
0 (Cancel)
Auto shut
off setting
off setting
0 (Cancel)
1 (30 sec)
1 (60 sec)
∗1 (5 min)
∗1 (Setting)
∗1 (Setting)
∗2 (60 sec)
∗2 (90 sec)
2 (15 min)
3 (90 sec)
3 (30 min)
4 (120 sec)
4 (60 min)
5 (10 sec)
5 (120 min)
∗ : Factory setting
● The number of the selected set code blinks on the digit of 1 of the
copy quantity display.
[Cancel] When a wrong number of the function code is set, press the
clear key and perform the procedure again from 2.
5) Press the COPY button.
● The number blinking on the digit of 1 of the copy quantity display is
● The number blinking on the digit of 1 of the copy quantity display is
lighted up. This means the setting is completed.
[Note] To set another function, press the clear key after completion of
this operation and perform the procedure from 2.
6) Press either one of exposure adjustment keys
( or ) to complete the setting.
● Display lamps ( , , ) go off and the copy quantity dis-
play returns to the normal state.
AL-1530
8 – 1
[9] ELECTRICAL SECTION
1. Block diagram
A. Overall block diagram
AL-1530
9 – 1
B. Main PWB block diagram
AL-1530
9 – 2
2. Circuit descriptions
A. Main PWB (MCU)
(1) CPU signal table
The additional signal is as follows:
Pin No.
Signal name
In/Out
During operation
31
SPPD
Input
SPF paper transport detection signal
109
SIN3
Input
Sensor input 3
115
DMT3
Motor Output
Duplex motor control signal
116
DMT2
Motor Output
Duplex motor control signal
117
DMT1
Motor Output
Duplex motor control signal
118
DMT0
Motor Output
Duplex motor control signal
The signals of function change are as follows:
Pin No.
Signal name
In/Out
During operation
119
MRMT3
Motor output
Mirror motor/SPF motor control signal
120
MRMT2
Motor output
Mirror motor/SPF motor control signal
121
MRMT1
Motor output
Mirror motor/SPF motor control signal
122
MRMT0
Motor output
Mirror motor/SPF motor control signal
(2) ASIC signal table
The additional signal is as follows:
Pin No.
Signal name
In/Out
Connection
Descriptions
201
SGS
Output
TR array IC
SPF gate solenoid control
signal. “H”: Gate solenoid
ON (R-SPF only)
signal. “H”: Gate solenoid
ON (R-SPF only)
202
SRRC
Output
TR array IC
SPF resist roller clutch
control signal. “H”: Clutch
ON (R-SPF only)
control signal. “H”: Clutch
ON (R-SPF only)
203
SPUS
Output
TR array IC
SPF pickup solenoid control
signal. “H”: Solenoid ON
signal. “H”: Solenoid ON
208
SPFS
Output
TR array IC
SPF paper feed solenoid
control signal. “H”: Solenoid
ON (R-SPF only)
control signal. “H”: Solenoid
ON (R-SPF only)
209
SMSEL
Output
TR array IC
SPF/mirror motor relay
switch signal. “L”: Mirror
motor, “H”: SPF motor
switch signal. “L”: Mirror
motor, “H”: SPF motor
227
CPFS2
Output
TR array IC
2nd cassette paper feed
solenoid control signal. “H”:
Solenoid ON
solenoid control signal. “H”:
Solenoid ON
(3) Input signal table
The additional signals are as follows:
Signal name
Descriptions
SPF
SPID
SPF paper entry detection signal
SDOD
SPF open/close detection signal
SDSW
SPF cover open/close detection signal
2nd
CED2
2nd cassette section cassette presence detection
PPD3
2nd cassette section paper transport detection
AL-1530
9 – 3
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