5.0 TROUBLESHOOTING
SYMPTOM: BATTERY NO POWER
Start
Check Battery capacity?
BATTERY CAN
'
T
Power ON
Check charging
function OK?
SET OK?
No Defect, return
set to Customer
Check adaptor
power-ON OK?
no
Check the Power-ON
button and cable OK?
Replace Main Board
Replace Button or
Cable
yes
Yes
NO
No
Yes
Yes
No
Summary of Contents for PET723
Page 9: ...3 0 INSTRUCTION FOR USE ...
Page 19: ...5 0 TROUBLESHOOTING SYMPTOM NO SOUND FROM HEADPHONE ...
Page 22: ...6 0 BLOCK DIAGRAM ...
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Page 41: ...9 0 REVISION LIST Version 1 0 3141 785 32530 Initial release PET723 05 12 93 98 ...