Read Sharp AR-C170 (serv.man26) Service Manual online
AR-C170M SIMULATION 9 - 16
When the [TRC ON] key or the [TRC OFF] key is pressed, the
TRC clutch is turned ON or OFF.
TRC clutch is turned ON or OFF.
If the response of monitoring TRC ON/OFF is made, DESK
SENSOR TRC ON/OFF is displayed.
SENSOR TRC ON/OFF is displayed.
↓
6sec
The selected heater lamp repeats ON/OFF in the frequency of
500msec for 10sec. (The [EXECUTE] key is highlighted.) Then the
[EXECUTE] key returns to the normal display. When the
[EXECUTE] key is pressed during ON/OFF operation of the heater
lamp, the heater lamp is turned OFF and the [EXECUTE] key
returns to the normal display.
500msec for 10sec. (The [EXECUTE] key is highlighted.) Then the
[EXECUTE] key returns to the normal display. When the
[EXECUTE] key is pressed during ON/OFF operation of the heater
lamp, the heater lamp is turned OFF and the [EXECUTE] key
returns to the normal display.
After 10 sec, the scanner lamp is turned OFF. At that time, the
[EXECUTE] key returns to the normal display.
[EXECUTE] key returns to the normal display.
4
-5
Purpose
Operation test/check
Function
(Purpose)
(Purpose)
Used to check the operations of the clutch TRC and
the monitor.
the monitor.
/
Section
Paper feed
Item
Operation
Operation/
Procedure
Procedure
1. Press the [TRC ON] key. (The load operates.)
2. Press the [TRC OFF] key to terminate checking.
2. Press the [TRC OFF] key to terminate checking.
5
5
-1
Purpose
Operation test/check
Function
(Purpose)
(Purpose)
Used to check the operations of the display lamp
(LED)/LCD on the operation panel and the control
circuits.
(LED)/LCD on the operation panel and the control
circuits.
Section
Operation (Display, procedure)
Item
Operation
Operation/
Procedure
Procedure
The LCD shows the following message. (The
contrast changes in the sequence of Current level
contrast changes in the sequence of Current level
→
MAX
→
MIN
→
Current level
→
MAX
→
MIN in every
2sec.) During that period, each LED is lighted for
12sec.
12sec.
5
-2
Purpose
Operation test/check
Function
(Purpose)
(Purpose)
Used to check the operations of the heater lamp and
its control circuit.
its control circuit.
/
Section
Fusing
Item
Operation
Operation/
Procedure
Procedure
1. Select the lamp to be checked with the key.
2. Press the [EXECUTE] key.
2. Press the [EXECUTE] key.
HL1 (UPPER)
Upper heater lamp
HL2 (LOWER)
Lower heater lamp
HL1&2 (UPPER & LOWER)
Upper/lower fusing heater lamp
5
-3
Purpose
Operation test/check
Function
(Purpose)
(Purpose)
Used to check the operations of the scanner lamp
and its control circuit.
and its control circuit.
/
Section
Scanner (reading)
Item
Operation
Operation/
Procedure
Procedure
When the [EXECUTE] key is pressed, the scanner
lamp is lighted for 10 sec. While the scanner lamp is
lighted, the [EXECUTE] key is highlighted. If the
[EXECUTE] key is pressed under this state, the
lamp is turned OFF.
lamp is lighted for 10 sec. While the scanner lamp is
lighted, the [EXECUTE] key is highlighted. If the
[EXECUTE] key is pressed under this state, the
lamp is turned OFF.
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