Toshiba MES60V Service Manual - Page 22

Defect analysis procedure as a maintenance service, The unit will not turn on.

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4.2. Defect analysis procedure as a maintenance service 4.2.1. The unit will not turn on. Set the BATTERY switch to "OFF". (See "Charging the built-in battery" in the Owner's Manual.) Connect the AC adaptor to the unit. N Does the unit start up? Y Set the BATTERY switch to "ON". Release the HOLD switch. Turn off the power (Hold down the Power button.). N Is the charging icon displayed Y Connect the wired remote controller (MEGWRC12) to the unit, release the HOLD switch of wired remote controller, and turn on the unit by operating the wired remote controller (Hold down the Play/Pause button for at least 2 seconds.). Replace the AC cord, AC adaptor, main PCB assembly, LCD or backlight unit. Plug the switch side assembly in the connector again. Or replace either of the switch side assembly or main PCB assembly. Does the unit turn N on? Y Turn off the unit by operating the wired remote controller. (Hold down the Play/Pause button for at least 2 seconds.) Replace either of the wired remote controller or the main PCB assembly. Y Does the unit turn N off? Y A Continued on the next page Replace the main PCB assembly. 18

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18
4.2.
Defect analysis procedure as a maintenance service
4.2.1.
The unit will not turn on.
Set the BATTERY switch to “ON”.
Connect the AC adaptor to the unit.
Set the BATTERY switch to “OFF”. (See
“Charging the built-in battery” in the Owner’s
Manual.)
Is the charging
icon displayed
Release the HOLD switch. Turn off the
power (Hold down the Power button.).
N
Y
Replace the AC cord, AC adaptor,
main PCB assembly, LCD or
backlight unit.
N
Does the unit start
up?
Connect the wired remote controller
(MEGWRC12) to the unit, release the
HOLD switch of wired remote controller,
and turn on the unit by operating the
wired remote controller (Hold down the
Play/Pause button for at least 2 seconds.).
Does the unit turn
on?
N
Replace the main PCB assembly.
A
Continued on the
next page
Turn off the unit by operating the wired
remote controller. (Hold down the
Play/Pause button for at least 2 seconds.)
Does the unit turn
off?
Plug the switch side assembly in the
connector again. Or replace either of
the switch side assembly or main PCB
assembly.
Replace either of the wired remote controller
or the main PCB assembly.
N
Y
Y
Y