Panasonic SC-HTB10P, Руководство по обслуживанию

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6 Self diagnostic and special mode setting
This unit is equipped with features of self-diagnostic & special mode setting for checking the functions & reliability.
Special Note : Checking of the reliability (ageing) & changer operation must be carry out to ensure good working condi-
tion in unit.
6.1. Automatically Displayed Error Codes
This model does not have a display unit hence error code (when a fault condition occurs) is represented by the LED status indica-
tors. Refer to Fig 6.1
Here is the description of the LED status indicators:
(A) Audio source Indicator (TV, BD/DVD)
(B) Clear-mode Dialog indicator (Clear-Mode)
(C) Sound Effect Indicator (Sound-Effect)
(D) Dolby Virtual Sound Indicator (DVS)
(E) Audio Format Indicator (DD/DTS)
Fig 6.1
6.1.1. 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 6-1
Error Code LED 1 (TV
BD/DVD)
LED 2
(CLEAR-
MODE)
LED 3
(SOUND-
EFFECT)
LED 4 (DVS) LED 5 (DD/
DTS)
Cause and Problem
OVERLOAD
(F61) X X X X (Blink 3 times
and then
power-off)
Speaker protection, D-AMP IC or Fan abnor-
mality. Check for faulty parts and replace with
new parts if necessary.
F76 (Blink 3 times
and then
power-off)
X X X X DC Power/Voltage Supply abnormality. Check
for faulty parts and replace with new parts if
necessary.
F70 DSP X X X X (Blink 2 times,
all LED off for
3.5 secs)
DSP - Main Micro-p IC communication failure/
abnormality. Check for faulty parts and replace
with new parts if necessary.
F70 DAP X X X X (Blink 3 times,
all LED off for
3.5 secs)
DAP - Main Micro- P IC communication failure /
abnormality. Check for faulty parts and replace
with new parts if necessary.
F70 HDMI X X X X (Blink 4 times,
all LED off for
3.5 secs)
HDMI to Main Micro-P IC communication error.
Check for faulty parts and replace with new
parts if necessary.
U701 (Blink 2 times,
all LED off for
3.5 secs)
X X X X Connected devices error (HDCP non-compli-
ance). Check for faulty parts and replace with
new parts if necessary.
U703 (Blink 3 times,
all LED off for
3.5 secs)
X X X X HDMI connectionabnormality (cable damage,
HDCP non-complianceetc). Check for faulty
parts and replace with new parts if necessary.
U704 (Blink 4 times,
all LED off for
3.5 secs)
X X X X HDMI image format incompatibility. Check for
faulty parts and replace with new parts if neces-
sary.