Sony UP55MD, Service Manual

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3-4
UP-55MD
Category Error Error code Trouble Check point Possible cause
code name
TEMP 0x1c HEAD_HOT_ The abnormal temperature of a thermal
ERROR head thermistor is detected.
0x1d HEAD_COLD_ The abnormal temperature of a thermal
ERROR head thermistor is detected.
0x1e HEAD_HEAT_ The rise to the prescribed temperature
TIMEOUT cannot be detected during preheat of a
thermal head and time-out occurs.
0x20 ROOM_HOT_ The abnormal temperature of a thermistor for room
ERROR (in this unit) temperature detection is detected.
0x21 ROOM_COLD_ The abnormal temperature of a thermistor for room
ERROR (in this unit) temperature detection is detected.
RIBBON 0x33 RIBBON_Y_ Time-out occurs in the yellow cue-up mark
TIMEOUT detection of an ink ribbon.
0x34 RIBBON_MCL_ Time-out occurs in the magenta or cyan
TIMEOUT cue-up mark detection of an ink ribbon.
0x36 RIBBON_INIT_ The initial operation of a ribbon is detective.
ERROR
PAPER 0x51 LOAD_TMG_ Paper is not loaded to the load sensor
TIMEOUT during paper feed and time-out occurs.
0x52 PULLIN_TMG_ Paper is not pulled in to the jamming sensor
TIMEOUT during paper feed and time-out occurs.
0x54 BACK_TMG_ Paper cannot be returned and time-out occurs.
TIMEOUT
0x55 ESET_PULLIN_ Paper cannot be pulled in from the jamming
TMG_TIMEOUT sensor during jamming processing and
time-out occurs.
0x58 PUSHOUT_TMG_ Paper cannot be fed from the inside to the feed
TIMEOUT sensor during paper eject and time-out occurs.
0x59 EJECT_TMG_ Paper cannot be ejected from the feed sensor to the
TIMEOUT outside during paper eject and time-out occurs.
0x5a PP_PRINT_TIMEOUT The print time is long and time-out occurs.
0x5b RESET_PRINT_ Paper cannot be moved from the jamming
TIMEOUT sensor to this side during jamming processing
and time-out occurs.
0x61 PP_LD_MISSING_ “No paper” is detected with the timing of
ERR “Paper exist” in a feed sensor during paper feed.
0x62 PP_LD_JAM_ERR “Paper exist” is detected with the timing of
“No paper in a feed sensor during paper feed.
0x63 PP_JAM_ERR “Paper exist” is detected with the timing of
“No paper” in a jamming sensor during paper
feed.
0x64 PP_JAM_ “No paper” is detected with the timing of “Paper
MISSING_ERR exist” in a jamming sensor during paper feed.
.
Thermal head-
related block
IC301 and CN801
on MA-142 board
. Sensor-related
block
IC301 and CN803
on MA-142 board
CN101 and CN103
on MEC-24 board
CN301 and CN305
on EX-970 board
.
DC motor-related
block
IC301 and CN802
on MA-142 board
CN103 and CN202
on MEC-24 board
. Sensor-related
block
IC301 and CN803
on MA-142 board
CN101 and CN104
on MEC-24 board
Defective thermal
head
Defective thermal
head, harness
disconnection, or
harness damage
Harness
disconnection and
damage of sensor
etc.
Harness
disconnection of
motor
Harness
disconnection of
sensor
High load to ribbon
winding
Exhausted ribbon
etc.
.
Stepping motor-
related block
IC301 and CN202
on MA-142 board
IC207, CN201, and
CN202 on MEC-24
board
. Sensor-related
block
IC301 and CN803
on MA-142 board
CN101 on MEC-24
board
Harness
disconnection of
stepping motor
Harness
disconnection of
sensor
Out-of-order
stepping motor
High load of grip
roller to mechanical
block
Heavy paper load
etc.