6 Fault finding trees, diagrams and overviews20L9.1E
B
ERR 4
ERR 5ERR 1,
ERR 8NoERR 2NoERR 7NoNoNoNoERR 10
and/or
or 63, 12
11
YesYesYesYes
Yes
1 7 1 81 1 1 D1 7 1 81 1 1 AYes1 7 1 X
+5 V Protection
High beamcurrent ,General I2C error.
uP Internal RAMBIMOS error.ERROR 1ERROR 3CheckEEPROM error
E/W and Horizontal
error(A2); +VLotAux+5V
Protection.Check SCL and SDAThe error is detected,2
- When IC
line of all units for1 7 1 8
Check / replacebecause there is no
signals or the
- When the Highshortcircuit to ground or2
(A7);IC7600communications on IC1 1 1 D
X-Ray/Over-voltage+5D are missing
beamcurrent protectionto each other.of the BIMOSERROR 4ERROR 11
Protection.Vertical / Frameon IC7601 the set
is started, fly-back lines
Message :
(USA version only)Protection.can function, but
will be visible for 15 sec.The Error code canERR 4 6 0 0 0
will not be able to
before the set is really inonly be read by
- When the X-Ray- Before the proctectionstore any data.
protection.putting the TV set intoCheckReplace1 7 1 X1 2 1 0
protection is started, theis really actived, aMessage :
- When E/W orthe SDM mode. The
(A4,A5) ; the
set will hicc-up until thehorizontal line will beFault in audio section2ERR 10 0 0 0 0
Horizontal protection isLED will blink 7 times.2IC Tuner error
+8VBIMOS and the IC
voltage at pin 50 ofvisible for 3 sec.
started, the set will hicc-
lines pin7,8 of IC7250
IC7250 becomes >3.9- During Vertical /In this situation the setCheck/Replace
up for 4sec. before theCheck / replace- It is possible
Volts. At the voltage ofFrame protection theturns on without sound.(A7); +5VD
protection is really(A5);Tuner1000 pin4,5that during +5V
3.9 V the set is put inEHT will not be able to Message :IC7601 pin 5,6
activated.(A6);IC7250-C pin7,8protection Error 4
protection mode.turn on and so theERR 4 0 0 0 0
- During E/W or(A7);IC7600 pin49,50will be reported
- During x-ray protectionVlotAux5V to the Tuner
Horizontal protection(A7);IC7601 pin5,6too
the EHT will not be ableand Sound IC is notCheck/Replace
the EHT will not be able(A9);IC7821 pin1,24Message :
to turn on and so the available. As such (A10);+VlotAux+5V,
to turn on and so the(A10);IC7833 pin9,10ERR 11 0 0 0 0
VlotAux5V to the TunerERROR 4 and ERRORIC7833 pin9,10.
VlotAux5V to the Tuner
and Sound IC is not11 will be reported too.
and Sound IC is notReplace the item, whichCheckReplace
available. As suchMessage :
available. As suchcauses the error.(A5);Tuner1000
ERROR 4 and ERRORERR 11 4 3 0 0
ERROR 4 and ERROR
11 will be reported too.
11 will be reported too.
Check / replace
Message :
(A3);IC7401,
ERR 11 4 2 0 0
C2403,D6401
Conn0222ERROR 9
Check/Replace
(CRT);R3340,
+200V supply
orNew micro controller or
E/W,Horizontal Prot.EEProm.Default values
(A2);Conn.0221were loaded. Re-align
ERROR 12
the set. If the problem
persists, then IC7601
is defective
Black current calibration loop instable (protection)
CL 86532104_037.eps
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