Service Modes, Error Codes, and Fault FindingFTP2.4E AA5.EN 17
Mains cord INOUTInitialize PDP SDISTART
Max 3.04 sec after 5V and 8V =OK
OTC gets supply voltage
Set Fixed settings
OTC resets, Initialise IO pinsPDP ON
Reset Audio=high
Read NVM identificationEbild: POWER ONStable LVDS
enable watchdog
Wait 200 msec
start time extraction
start P50 recordingno
start EPG loadingStand-byOFFTact switchPower OK (POR OTC)?no
Standby bit = off
Ambient light ON
Stand-by bit = OFFTime out 5 sec?
Trapped Startup 1
Put Stand-by line LOWStby bit set?yes
CPU GO becomes HIGHyes
Goto protection
Set STBYEN,VCCON,PFCON = 1no
Only FHP (opt 2, 8)Ebild: POWEROFFEbild/ Output blanking: OFF
Keep sound amplifiers muted withTrapped Startup 3
sound enable = high
Semi stand byPDP ONTrapped Startup 4
+5V and +8V is switched on
E_14660_003.eps
+8V and +5V get their nominal level,150704
detected by the OTC
activate protection algorithms for +8V and +5V andFigure 5-5 Stepwise start-up part 2: Initialise SDI (*)
I2C (start I2C protection the moment the component
is initialised).
Trapped Startup 2
Read rest of NVM informationNotes (*):
When the TV is in stepwise mode and, due to stepping-up,
Initialize HIP: IF, source selection, 2fh input, video
processinga protection is activated, the TV will really go into protection
Switch on the syncoutput: set_syncout_tristate= off
400msec>t>200msec(blinking LED). The TV will not leave the stepwise mode
Initialize tuner
however. If state X is the state where the TV went to
Initialize 3D Combfilterprotection, stepwise start-up will return to state X-1. At
or Initialize Columbus
state (X-1) diagnostic measurements can be performed.
Initialize PICNIC + screen infoAlso, in the short time the TV is in state X but not yet in
protection, you can also do some measurements.
Initialize rest of PIP/DW module
Stepwise start-up can NOT be used for Samsung displays
Start TXT acquisition
and time extraction(SDI). The TV will not react in a proper way, due to other
Reset Audio = lowtiming specifications.
and Initialize MSP
Initialize EBILD5.4.4 How To Connect
Screen type
This is described in the chassis fault finding database in
ComPair.
Start up LCDInitialize PDP FHPInitialize PDP SDI
opt 3,4,5,6opt 2,8opt 0,1,7E_14620_048.eps
170504
TO TO
UART SERVICEI2C SERVICE
CONNECTORCONNECTOR
Figure 5-3 Stepwise start-up
Initialize PDP FHPSTART
Set Fixed settings2
PCVCRPower IC
9V DC
Set default settingsE_06532_021.eps
180804
yes
Standby bit set?
Figure 5-6 ComPair interface connection
PDP ONno
PDP: PDP ON =15.4.5 How To Order
Wait 200 msecComPair order codes (EU/AP/LATAM):
Starter kit ComPair32/SearchMan32 software and
no
Power OK (POR OTC)?noComPair interface (excl. transformer): 3122 785 90450.
Timeout 5 sec?ComPair interface (excl. transformer): 4822 727 21631.
yesStarter kit ComPair32 software (registration version): 3122
785 60040.
Wait 200 msecStarter kit SearchMan32 software: 3122 785 60050.
ComPair32 CD (update): 3122 785 60070 (year 2002),
no
Read CNDC
3122 785 60110 (year 2003 onwards).
yes
SearchMan32 CD (update): 3122 785 60080 (year 2002),
CNDC = 4 ?no3122 785 60120 (year 2003), 3122 785 60130 (year 2004).
yesComPair firmware upgrade IC: 3122 785 90510.Timeout 5 sec?
Trapped Startup 3Ebild/ Power ONTransformer (non-UK): 4822 727 21632.
Output blanking: OFF
yesTransformer UK: 4822 727 21633.
Semi stand byTrapped StaGoto protertucp 4ComPair interface cable: 3122 785 90004.PDP: ADEN = 1tion
ComPair interface extension cable: 3139 131 03791.
ComPair UART interface cable: 3122 785 90630.
PDP ONTrapped Startup 4
E_14660_002.eps
150704
Note: If you encounter any problems, contact your local
Figure 5-4 Stepwise start-up part 2: Initialise FHPsupport desk. |
ACEC
