SC-T7000 series/SC-T5000 series/SC-T3000 series Revision B
TROUBLE SHOOTING Remedies for Service Call Error 48
Confidential
14C0
DAMPER KIT DAMPER KIT error
The DAMPER KIT has reached its end of specified
life.
---
Replace the DAMPER KIT (See
P.123) and reset its counter (See
P.231).
150C
PG
PG position
undetectable error
When changing the PG, the PG SENSOR could not
detect the PG position.
1. Is the PG SENSOR out of order? Does the light
shielding plate react to the sensor?
2. Do the planetary gearing work normally? (Do the
planet gears and outer gears properly engage with
each other?)
3. Is the CR UNIT out of its home position? (Do the
planet gears and outer gears properly engage with
each other?)
1. Replace the PG SENSOR. (See
P.146)
2. Replace the APG UNIT. (See
P.144)
3. Remove any obstacles around
the CR UNIT home position.
The printer changes the PG with
the CR UNIT being at its home
position.
1519
APG Oscillation error
The control terminal (Vre terminal) of the APG
motor driver has shorted out.
1. Is the APG motor driver on the MAIN BOARD
damaged?
2. Is there any foreign materials around the APG
motor driver?
1. Remove the foreign material.
2. If the error still occurs, replace
the MAIN BOARD. (See
P.111)
151A
APG Overload error
 Connection failure of the APG motor.
 Overcurrent to the APG motor was detected.
îš„ APG motor cable is damaged.
îš„ Irregular load
îš„ APG encoder failure
îš„ APG motor failure
Is there any problems such as damaged cable in the
connections below?
 APG motor (APG encoder) to MAIN BOARD
(CN15)
Replace the APG UNIT. (See
P.144)
151B
APG Over speed error
The APG motor was driven at a speed faster than a
predetermined one during deceleration.
 Irregular load
 APG encoder failure
 APG motor driver failure
---
1. Replace APG UNIT. (See
P.144)
2. Replace the MAIN BOARD.
(See P.111)
151C
APG Reversing error
The number of occurrences of reversing the APG
motor has reached a predetermined limit.
 The polarity of APG motor cable is opposite.
 APG motor failure
Is there any problems such as damaged cable in the
connections below?
 APG motor (APG encoder) to MAIN BOARD
(CN15)
Replace APG UNIT. (See P.144)
151D
APG Driving time-out error
Detects that the driving period is irregularly long.
 Irregular load
 Firmware becomes out of control.
---
Replace the MAIN BOARD. (See
P.111)
Table 2-2. Service Call Error
Code Category Error Name Cause Check Item Remedy
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