Epson Stylus Pro 9900 - Page 136

Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908 Revision I
TROUBLE SHOOTING Remedies for Service Call Error 136
Confidential
151E
APG
Velocity deviation
error
Detects that it is being driven at an irregularly faster speed than the
specified value.
 Irregular load
 Encoder failure
 Motor driver failure
 Motor failure
Replace the APG Motor. (See P.243)
Replace the Main Board Assy. (See P.228)
151F
APG Lock error
Detects that it is being driven at an irregularly slower speed than the
specified value.
 Encoder cable is damaged.
 Motor cable is damaged.
 Irregular load
 Encoder failure
 Motor failure
Check if there is some foreign material causing extra load between the
APG Motor and the carriage unit.
Check the connection between the APG Motor Sensor and the Main
Board Assy.
Replace the APG Motor. (See P.243)
152A
Rewind Overload error
The electric current flowing when driving the motor is irregularly large.
 Encoder cable is damaged.
 Motor cable is damaged.
 Irregular load
 Encoder failure
 Motor failure
Check if there is some foreign material causing extra load on the
Rewind Unit.
Check the connection between the Rewind Unit and the Main Board
Assy.
Replace the Rewind Motor. (See P.255)
152B
Rewind Over speed error
Detects that it is being driven at an irregularly faster speed than the
specified value just before stopping.
 Irregular load
 Encoder failure
Replace the Rewind Motor. (See P.255)
152C
Rewind Reversing error
Detects that it is being driven in the opposite direction to the specified
driving direction.
 The polarity of encoder cable is opposite.
 The polarity of motor cable is opposite.
 Encoder failure
 Irregular load
Check the connection between the Rewind Unit and the Main Board
Assy.
Replace the Rewind Motor. (See P.255)
152D
Rewind
Driving time-out
error
Detects that the driving period is irregularly long.
 Irregular load
 Firmware becomes out of control.
Replace the Main Board Assy. (See P.228)
Error Code
Error Details
Description Remedy
Failed Part Error Name