Panasonic Viera TC-P50S60, Техническое руководство, Страница: 76 / 106

Slide 76
POWER LED
ERROR
CODE CIRCUIT
MONITORED CONDITIONS TRIGGERING
THE SHUTDOWN LIST OF BOARDS POSSIBLY CASUSING THE FAILURE
#1 Suspect #2 #3 Occasionally #4 Not
Often
1 BLINK
Panel Information SOS
Communication problem Read error
Wake up error of IC9300.
A
2 BLINKS P15V from the P board Missing P15V “42/50: PSS
“55/60/65: P “42: SN
50/55/60/65: A
Fast
3 BLINKS
Incomplete or interrupted
Boot Program execution
of PEAKS IC (IC8000) Missing F15V (As a result of Shorted Vsus/Vda)
A “42/50: PSS
“55/60/65: P SC/SS
(“42: SN)
6 BLINKS
SC Energy Recovery
Circuit An increase or reduction of the Energy Recovery
Circuit output (MID)
Shorted SUB5V
Open or loose connection between SC and A boards
(SC20(SN20)/A20)
Open or loose connection between connectors of A and C
boards
SC
(“42: SN) A
7 BLINKS Scan Drive Circuit and
Connection between the
SC board and the SU/SD
board Missing Vsus. ( Open or loose connection between
connectors SC2(SN2)-P2. )
Abnormality of the scan circuit output, the 15V_F, Vad, and
Vscn circuit.
Open or loose Connection between the SC board and
the SU/SD board (SC41, SC42, SC46)
Defective panel SU/SD
(“42: SN) SC
(“42: SN) “42/50: PSS
“55/60/65: SS A/Panel
8 BLINKS
Sustain Drive Circuit and
Connection between the
SS(PSS) board and the
Panel Abnormality of the sustain drive circuit.
Open or loose connection between the SS/SS2 Boards
and FPCs from the panel (SS5# – SS5# – SS5#)
“42/50: PSS
“55/60/65: SS A
9 BLINKS Discharge Control Circuit
DDC (IC9300) Failure of IC9300 A
10 BLINKS
SUB3.3V_Sense (OVP) Over Voltage Condition of SUB5V or SUB3.3V
Low voltage or SUB3.3V
A
12 BLINKS Audio Amp. Circuit Defective Speaker/Subwoofer
Pinched Speaker Wire A Speakers/
Subwoofer
13 BLINKS
IC8000 Internal problem Defective A board
A
Slide 76
Power LED Error Code Definition (TC-P**S60)