14)Led Head Is Not Recognized(Error 131,132,133,134); Led Head Is Not Recognized(Error 131,132,133,134); 2Nd Tray Unit Is Not Recognized; Service Call 131-134(Led Head Missing) - Oki C3200n Service Manual

(13-2)2nd Tray unit is not recognized

Confirmation Items
(13-2-1)2nd tray board
Program ROM of the 2nd tray
2nd tray unit
(13-2-2)Confirm connection systems
Connection systems to a 2nd
tray board (V7X PCB) from a
PU board (PRN PCB)
Rectangular connector
connecting a 2nd tray unit
and the main body
Rectangular connector
connecting a 2nd tray unit
and the main body
(13-2-3)Check control signals
Signals outputted to a 2nd
tray board (V7X PCB) from a
PU board (PRN PCB)
7.5.2.(14)

LED head is not recognized(Error 131,132,133,134)

(14-1)Service Call 131-134(LED HEAD Missing)

Confirmation Items
(14-1-1)Confirm connection systems
Connection status in a
connector of the CU board
and a connector of the head.
Head FFC
(14-1-2)Types of LED Head LED head
LED head
42615101TH Rev.8
Confirmation Tasks
Confirm that ROM is installed in a board of the 2nd tray unit.
Confirm that a used 2nd tray unit is for C5200/5150.
(Connection is unavailable for C5100)
Confirm that a cord is correctly connected to a 2nd tray board
from 2nd connector of the PU board (PRN PCB).
In C5510 model, a certain cord is missing
between boards.
Confirm that obstacles are stuck in a connection part of the
rectangular connector.
Confirm terminals of the rectangular connectors are not broken.
Check a signal outputted from the 2nd connector of the PU board.
2pin:SCLK
3pin:SD
4pin:SDR
Confirmation Tasks
Check a connection status of FFC by eyes.
Remove FFC of the head from the device and check a
disconnection or if the cover comes off.
Confirm that a label number stuck on the LED head.
421431(EEPROM is installed:Normal operation)
426319(EEPROM is not installed:LED HEAD Missing)
Oki Data CONFIDENTIAL
Action at NG
Install the ROM.
Exchange the 2nd tray
unit.
Correct the connection
system.
Remove the obstacles.
Exchange a connector.
Exchange the PU
board (PRN PCB).
Action at NG
Reconnect to set to
normal status.
Exchange the head
FFC or a CU board.
Exchange to a head
with EEPROM.
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