Panasonic SA-PT170EE / SC-PT170EE Service Manual ▷ View online
33
6.5.
Firmware Version-Up Information
6.5.1.
Process Flow (1/2)
Collect ROM
Files
(Copy files into
CD-R/RW)
Load disc into
unit
(To update rate)
Check Correct
ROM file type
Check ROM
version type
version type
Load the disc into the set
(To be updated).
(To be updated).
ROM files doesn’t fit to the
product type.
product type.
Update not Necessary
There are 2 files:
A) Syscon ROM file type:
DVD_S41B.ROM (Sample)
DVD_S41D.ROM (Sample)
(supports chinese fonts OSD
display)
DVD_S41D.ROM (Sample)
(supports chinese fonts OSD
display)
B) Opecon ROM file type:
DVD_P00.ROM (Single tray)
DVD_P01.ROM (Changer)
DVD_P01.ROM (Changer)
Press [OK] in remote controller
to start updating proccess after
the following signal appear:
to start updating proccess after
the following signal appear:
If the ROM files doesn’t fit for
the product type, then CD
update "STOP" and display
as below:
the product type, then CD
update "STOP" and display
as below:
If the ROM files has the same
(latest) version or an older
version than the product:
(latest) version or an older
version than the product:
Press [OPEN/CLOSE] in
remote controller to
CANCEL update.
remote controller to
CANCEL update.
Update stop
(Wrong ROM Type)
(Wrong ROM Type)
Update stop
(product has the latest
firmware)
(product has the latest
firmware)
User can put both files
into the same root
directory. DVD MODEL
will choose the right
ROM files to update
its firmware.
into the same root
directory. DVD MODEL
will choose the right
ROM files to update
its firmware.
Display 1:
FL Display 1:
FL Display 2:
FL Display 1: "PLAY" .
GUI Display 1 :
PLAYER NEED UPDATE.
PLAYER NEED UPDATE.
YOU WANT TO UPDATE?
PUSH OK KEY
TO STAY UPGRADE.
PUSH OPEN/CLOSE KEY
TO CANCEL UPGRADE.
FL Display 2: "NO PLAY" .
GUI Display 2 :
THIS TYPE OF DISC CANNOT
BE PLAYER. PLEASE INSERT
A DIFFERENT DISC.
FL Display 3: "NO NEED" .
GUI Display 3:
THIS PLAYER DOES NOT
REQUIRE THE UPDATE
GUI Display 3:
FL Display 3:
GUI Display 2:
GUI Display 1:
FL/ GUI Display
Remarks
Item
Description
Process
1
2
2-1
2-2
34
6.5.2.
Process Flow (2/2)
Update software
(Opecon)
1. Update Failed
2. Update Completed
If Opecon software update fail:
If Opecon software update
completes successfully:
completes successfully:
Update stop.
The theater set can’t work,
and can’t be recovered by
CD update again.
The theater set can’t work,
and can’t be recovered by
CD update again.
The theater set wll reboot
automatically.
automatically.
FL Display 3: "FAIL" .
GUI Display 3: "UPDATE FAIL"
FL Display 3: "GOOD" .
GUI Display 3:
COMPLETED
PLEASE EJECT THE DISC
GUI Display 4:
FL Display 4:
GUI Display 5:
FL Display 5:
FL/ GUI Display
Remarks
Item
Description
Process
3
35
7 Troubleshooting Guide
7.1.
Troubleshooting Guide for F61 and/or F76
This section illustrates the checking procedures when upon detecting the error of “F61” and/or “F76” after power up of the unit. It is
for purpose of troubleshooting and checking in SMPS, D-Amp & Main P.C.B.
for purpose of troubleshooting and checking in SMPS, D-Amp & Main P.C.B.
7.1.1.
Block Diagram
Speaker Out
DC Detect
SUBWOOFER
CENTER
FRONT - R
FRONT - L
SURROUND
- R
SURROUND
- L
30V Detect
SYS6V
FAN Detect
Analog Amp P.C.B.
SMPS P.C.B.
IC2001
MICRO-P
DCDET 2
DCDET
SYS6V
+18V Detect
DCDET 2
Main P.C.B.
DCDET 1
7V Detect
9V Detect
36
7.1.2.
Troubleshooting Guide
Symptom
Checking Items
Repair Items
Remarks
FL display blinking with
abnormal segment when
power ON the set or "F61"
abnormal segment when
power ON the set or "F61"
Check the soldering of the SMPS
P. C.B.
P. C.B.
Is there any solder crack at area
(D5802, Q5841, R5842)
Check all the VDD supply line
30V & +18V
Is there any solderability at area
of feedback circuit
Check feedback circuit.
Tou ch-up the solder crack area/
Change the defective parts.
Change the defective parts.
(DCDET)
(D5807)
Touch-up the necessary areas
IC5801, PC5720, D5725
SMPS
P. C.B.
P. C.B.
Refer to
Fig. 1
Fig. 1
First Power ON Display
immediate show "
immediate show "
Check VCC to Power
Amplifier IC (Pin 1)
Check Q5749, Q5750,
Q5753, Q5754, Q5747,
Q5748
Q5748
F61".
Check speaker output by
using multi-meter
using multi-meter
Check Power Amplifier
IC (Pin 1)
IC (Pin 1)
Change the defective parts.
Power Amplifier IC
IC5100/IC5200/IC5300
P/N = AN17831A
P/N = AN17831A
Replace necessary parts.
Analog
AMP
P.C.B
AMP
P.C.B
Refer to
Fig. 3
Fig. 3
Analog
AMP
P.C.B
AMP
P.C.B
Refer to
Fig. 4
Fig. 4
Power ON for a while then
only trigger "F61".
(Symptom always happen)
only trigger "F61".
(Symptom always happen)
Check the fan connection &
feedback loop:
feedback loop:
If the fan not proper connected,
"F61" will trigger when the
volume increase.
volume increase.
If the fan is not working, check
for fan circuit.
Check the soldering of the SMPS
P. C.B.:
P. C.B.:
Is there any solder crack at area
(D5802, Q5841, Q5842)
Check all the supply line VDD
Re-connect the Fan to CN5704
Fan circuit: Q5740, Q5742,
Q5741, Q5744, D5755, D5745
Q5741, Q5744, D5755, D5745
Touch-up the solder crack area/
Change the defective parts.
Change the defective parts.
D5802, Q5841, R5842
(DCDET)
D5840, D5841, D5842, D5843
Feedback Circuit: IC5801,
PC5720, D5725
PC5720, D5725
Power ON for a while and
then trigger "F76"
then trigger "F76"
Check and change the possible
defective parts.
defective parts.
FP2901, (Fuse Protector)
T2900, D2901, D2906,
D2908, D2909
T2900, D2901, D2906,
D2908, D2909
IC2903 (DC-DC Converter IC)
& related regulator circuit
components
components
IC2900 (DC-DC Converter IC)
& related regulator circuit
components
components
SMPS
P.C.B.
P.C.B.
Refer to
Fig. 2
Fig. 2
(D5802, Q5841, R5842)
( 30V Detect)
Check if there are supply
voltages from SMPS P.C.B
to Main P.C.B. at CN2016
& CN2017:
voltages from SMPS P.C.B
to Main P.C.B. at CN2016
& CN2017:
CN2016 F (Pin 1), VP(Pin 3),
F (Pin 2)
F (Pin 2)
CN2016 5V(Pin 7), av(Pin 8),
18V (Pin 11)
18V (Pin 11)
CN2017 7V(Pin 1)
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