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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)
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.
Error Code
LED 1 (TV
BD/DVD)
OVERLOAD
X
(F61)
F76
(Blink 3 times
and then
power-off)
F70 DSP
X
F70 DAP
X
F70 HDMI
X
U701
(Blink 2 times,
all LED off for
3.5 secs)
U703
(Blink 3 times,
all LED off for
3.5 secs)
U704
(Blink 4 times,
all LED off for
3.5 secs)
LED 2
LED 3
LED 4 (DVS)
(CLEAR-
(SOUND-
MODE)
EFFECT)
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Fig 6.1
LED 5 (DD/
DTS)
X
(Blink 3 times
and then
power-off)
X
X
X
(Blink 2 times,
all LED off for
3.5 secs)
X
(Blink 3 times,
all LED off for
3.5 secs)
X
(Blink 4 times,
all LED off for
3.5 secs)
X
X
X
X
X
X
Table 6-1
13
Cause and Problem
Speaker protection, D-AMP IC or Fan abnor-
mality. Check for faulty parts and replace with
new parts if necessary.
DC Power/Voltage Supply abnormality. Check
for faulty parts and replace with new parts if
necessary.
DSP - Main Micro-p IC communication failure/
abnormality. Check for faulty parts and replace
with new parts if necessary.
DAP - Main Micro- P IC communication failure /
abnormality. Check for faulty parts and replace
with new parts if necessary.
HDMI to Main Micro-P IC communication error.
Check for faulty parts and replace with new
parts if necessary.
Connected devices error (HDCP non-compli-
ance). Check for faulty parts and replace with
new parts if necessary.
HDMI connectionabnormality (cable damage,
HDCP non-complianceetc). Check for faulty
parts and replace with new parts if necessary.
HDMI image format incompatibility. Check for
faulty parts and replace with new parts if neces-
sary.
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