Panasonic SA-BTT460GS / SA-BTT460PH / SA-BTT480EE / SA-BTT480GS / SC-BTT480EEK Service Manual ▷ View online
45
9.3.5.
Service Mode Table 5
CEC (H) output
Check of the CEC terminal high output
of HDMI.
Press [5] [5] in service mode.
CEC (L) output
Check of the CEC terminal low output
of HDMI.
of HDMI.
Press [5] [6] in service mode.
Item
FL display
Key operation
Mode name
Description
(Remote controller key)
CECLOK
CECHOK
CECLNG
NO DATA
CECHNG
Manufacturing Date
Read out the manufacturing date of the unit.
YY: Year
MM: Month
DD: Date
MM: Month
DD: Date
Press [6] [1] in service mode.
&&
8. When the last error doesn’t exist
7. Factor of drive error (hexadeci-
mal) occurring is left displayed.
mal) occurring is left displayed.
46
9.3.6.
Service Mode Table 6
Tray OPEN/CLOSE
Test
Test
*
is number of open/close cycle
times.
times.
Press [9] [1] in service mode
*When releasing this mode, press
the [POWER] button of Remote
Controller.
*When releasing this mode, press
the [POWER] button of Remote
Controller.
Delete the Laser
Used Time
Used Time
Laser used time stored in the memory of the
unit is deleted.
unit is deleted.
Press [9] [5] in service mode.
Delete the Last
Drive Error
Drive Error
Delete the Last Drive Error information stored
on the BD Mechanism.
on the BD Mechanism.
Press [9] [6] in service mode.
Delete Error History information stored on the
unit.
unit.
Press [9] [7] in service mode.
Initialization of the last error code held by
timer (Write in F00) last error code information
stored by timer is deleted (write in F00)
timer (Write in F00) last error code information
stored by timer is deleted (write in F00)
Press [9] [8] in service mode.
Last Drive Error, Error history and Error
Codes stored on the unit are initialized to fac-
tory setting.
tory setting.
Press [9] [9] in service mode.
Display in STOP.
Press power button on the front
panel or Remote controller in
service mode.
panel or Remote controller in
service mode.
Item
FL display
Key operation
Mode name
Description
(Remote controller key)
CLR
DP
DINI
DINIOK
DINING
DP
CLR
CLR
CLR
CLR
Initialization of Error
code
code
Initialization of Service
mode
mode
Release Service mode
Release Service Mode and turns the Power
off
off
Drive adjustment
value initialization
value initialization
**** : password digits
((4) (5) (3) (6))
((4) (5) (3) (6))
Write remote control number key
perform the initialization.
perform the initialization.
Initializing:
Successful adjustment value
initialization and automatic
adjustment time :
initialization and automatic
adjustment time :
Failed at initialization and automatic
adjustment adjustment :
adjustment adjustment :
When you enter the wrong
password service mode initially
(SERV __ __) to return.
password service mode initially
(SERV __ __) to return.
Initialize the drive going to factory production
adjustment values.
adjustment values.
Press[7][1]in service mode.
* * * *
The tray is opened and closed repeatedly.
Delete the Error
History
History
47
9.3.7.
Service Mode Table 7
*When press [OPEN/CLOSE] key
while the tray being locked.
while the tray being locked.
Sales Demonstration
lock/unlock
lock/unlock
48
10 Troubleshooting Guide
10.1. Troubleshooting Guide for F61 and/or F76
Symptom(s)
Checking items
Possible Fault(s)
Remarks
Set cannot Power ON:
Condition 1:
With Standby LED on
Condition 1:
With Standby LED on
1 Photocoupler PC5702,
PC5799
1 PC5702/PC5799 solder crack,
dry joint , short circuit, open
circuit, etc
circuit, etc
2 Switching IC IC5701
1 AC cord
2 AC Inlet P5701
1 Faulty AC cord, loose
connection
Solder crack, dry joint, short
circuit, open circuit, etc
circuit, open circuit, etc
2
Check FFC connection/
alignment from SMPS (JW2)
to Digital (CN2309)
alignment from SMPS (JW2)
to Digital (CN2309)
2
2 P5701 solder crack, dry joint
etc
2 Faulty IC5701, pin 1 and 2
shorted, VCC short to GND, etc
3 Faulty IC5799, pin 5 and 7
shorted, VCC short to GND, etc
3 Switching IC IC5799
Set can Power ON
then F61
then F61
Set can Power ON
then F76
then F76
Set can Power ON
working normally for
sometime then F61
working normally for
sometime then F61
Condition 2:
With Standby LED Off
or flickering
With Standby LED Off
or flickering
3 F1 Fuse open
3 Fuse F1
1 DC-DC circuit
1 Thermal Diode D5802
2 SMPS FFC loose
3 Regulator Circuit
4 FL Panel (No Display)
1 Transformer T5701
2 Photocoupler PC5720
1a Pin 11/12 shorted to pin 9
1b Pin 15 shorted to pin 14
1a L2902 Open (no input to
IC2901)
1b Faulty IC2901 (no output
voltage at pin 10 and 11)
1a Improper contact between
D5802 to heatsink
1b OTP (thermal) protection
trigger prematurely
3a No +3.3V output at LB2300 &
LB2302 (open circuit)
3b No +5V at LB2303, LB2304,
LB2306 (open circuit)
4a No +12V input to T6100 (Pin 1)
4b Faulty T6100, no output at
Pin 8 & 9 (F+, F-)
4c No -9V output due to open
circuit at L6100
3c No -7V output (D2306, Q2303
faulty)
3d No +3.3V output at LB2301
(open) & IC2302 faulty
1c Faulty Q2902 and Q2903
(regulator)
1d L2908 open (No DC +5V)
Refer to Figure 10-1 SMPS P.C.B.
Refer to Figure 10-1 SMPS P.C.B.
Refer to Figure 10-1 SMPS P.C.B.
Refer to Figure 10-1 SMPS P.C.B.
Refer to Figure 10-1 SMPS P.C.B.
Refer to Figure 10-2 Digital P.C.B.
Refer to Figure 10-2 Digital P.C.B.
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