Panasonic SC-HTB70P, Service Manual, Page: 22 / 147

22
8.3.1. Error Code Display Details by LED Blinking Indicators
This section describes the LED status indicators by its blinking to represent the error codes.
Caution: The LED blinking process will stop only when the unit is power off completely.
Table 8-6
8.4. Cold start
Step 1 : Power up the unit.
Step 2 : Press & hold [POWER] button on the unit for 4s or more.
All LED will light-up and blink for 2 times (at frequency of 4Hz)
Figure 8-2
Error Code LED 1
(Stan
dby)
LED 2
(BT)
LED 3
(TV)
LED 4
(BD/
DVD)
LED 5
(STA
NDA
RD)
LED 6
(STA-
DIUM/
DOLB
Y D)
LED 7
(MUSIC/
DTS)
LED 8
(CIN-
EMA/
AAC or
PCM)
LED 9
(NEW
S)
LED 10
(STE-
REO)
Cause and Problem
OVERLOAD (F61)
If this error occurs, main set
will automatically power off.
X X * * X X X X X X
Speaker protection, DAMP IC
abnormality. Check for faulty
parts and replace with new parts
if necessary.
F76
If this error occurs, main set
will automatically power off.
X X * X X X X X X X
DC Power/Voltage Supply abnor-
mality. Check for faulty parts and
replace with new parts if neces-
sary.
F70 BT
X * * * X X X X X X
Bluetooth communication error.
Check for faulty parts and replace
with new parts if necessary.
U701 / U703 / U704
X X X * X X X X X X
• Connected devices error
(HDCP non-compliance).
Check for faulty parts and
replace with new parts if neces-
sary.
• HDMI connection abnormality
(cable damage, HDCP non-
compliance etc). Check for
faulty parts and replace with
new parts if necessary.
• HDMI image format incompati-
bility. Check for faulty parts and
replace with new parts if neces-
sary.
USB Update Fail
X X X X X X X X X *
USB communication error. Check
for faulty parts and replace with
new parts if necessary.
USB Overcurrent
* * * * * * * * * *
USB communication error. Check
for faulty parts and replace with
new parts if necessary.
“X” means LED off.
“*” means LED blink