Input Source & Signal Indication; Auto-On Control; Bluetooth Pairing; Sound Mode Indication - Polk Mono Signa S4 Service Manual

7. Input Source & Signal Indication
StatusLEDs light the following pattern to indicate the current input source.
Status LEDs color depends on the input signal
When the unsupported audio signal is incoming, Status LEDs turn Red.
Always display Input Source unless an event occurs.
Input Source Input Signal Action
-
1-1 Dolby Atmos stream*1
Dolby stream (other
-
1-2
than Atmos)
-
1-3 PCM or No Signal
HDMI -
1-4 AAC (Main)
-
1-5 AAC (Sub)
-
1-6 AAC (Main+Sub)
Unsupported audio
-
1-7
signal
#1 LED lights
2-1 Dolby Atmos stream*1
Dolby stream (other
#1 LED lights
2-2
than Atmos)
#1 LED lights white
2-3 PCM or No Signal
TV (eARC/ARC) #1 LED lights
2-4 AAC (Main)
#1 LED lights
2-5 AAC (Sub)
#1 LED lights
2-6 AAC (Main+Sub)
Unsupported audio
#1 LED lights
2-7
signal
Dolby stream (other
#1-#2 LED lights
3-1
than Atmos)
#1-#2 LEDs light white
3-2 PCM or No Signal
#1-#2 LED lights
3-3 AAC (Main)
TV (Optical)
#1-#2 LED lights
3-4 AAC (Sub)
#1-#2 LED lights
3-5 AAC (Main+Sub)
Unsupported audio
#1-#2 LED lights
3-6
signal
AUX #1 - #3 LEDs light white
4 N/A
Bluetooth #4 LED lights
5 N/A
USB (NA Only) #4 LED lights
6 N/A
*1: Note for Dolby MAT signaling
In case of "Dolby Object MAT" signal, the signal indication color depends on the "Audio Processing
type" flag value even DSP decodes "Dolby Atmos" signal.
• Audio Processing Type = Dolby Atmos : LED lights Syan. (Dolby Atmos)
• Audio Processing Type = other than Dolby Atmos : LED lights white (PCM)
-
-
-
-
-
-
-
Cyan
● 〇 〇 〇 〇
Green
● 〇 〇 〇 〇
● 〇 〇 〇 〇
Amber
● 〇 〇 〇 〇
Amber and #2 LED lights Red
● ● 〇 〇 〇
Amber and #2 LED lights Blue
● ● 〇 〇 〇
Red
● 〇 〇 〇 〇
Green
● ● 〇 〇 〇
● ● 〇 〇 〇
Amber
● ● 〇 〇 〇
Amber and #3 LED lights Red
● ● ● 〇 〇
Amber and #3 LED lights Blue
● ● ● 〇 〇
Red
● ● 〇 〇 〇
● ● ● 〇 〇
Blue
〇 〇 〇 ●
Amber
〇 〇 〇 ●

8. Auto-on Control

Status LEDs light the following pattern to indicate the current Input Source Auto-On Control setting.
Input Source Input Signal
1-1 Auto On Control On
HDMI
1-2 Auto On Control Off
2-1 Auto On Control On
TV (eARC/ARC)
2-2 Auto On Control Off
3-1 Auto On Control On
TV (Optical)
3-2 Auto On Control Off
4-1 Auto On Control On
AUX
4-2 Auto On Control Off

9. Bluetooth Pairing

While Bluetooth Pairing mode, Status LEDs blinks as following.
Status
1 Bluetooth Paring Mode
2 Bluetooth Searching Mode

10. Sound Mode Indication

#5 LED light as following patterns to indicate that IR command is received.
Mode
1 Movie
2 Music
3 Night
Voice Adjust 1/Dialog Enhancer
4
〇
Low
〇
Voice Adjust 2/Dialog Enhancer
5
Med
Voice Adjust 3/Dialog Enhancer
6
High
These Sound Mode indicators are coexisting with Input source indicators. Indicator sample above is
picked up only sound mode animation.
Following is a sample for sound mode is changed to Night in HDMI input.
Mode
Change Sound Mode to Night in
1
HDMI Input
52
Action
-
-
#1 LED blinks Green three times
#1 LED blinks Red three times
#1-#2 LEDs blink Green three times
#1-#2 LEDs blink Red three times
#1-#3 LEDs blink Green three times
#1-#3 LEDs blink Red three times
Action
#4 LED flashes Blue three times repeatedly.
The period between flashing is 1 second.
(200ms on > 200ms off > 200ms on> 200ms off
> 200ms on> 1sec off)
#4 LED blinks Blue continuously.
Action
#5 LED blinks Amber once
#5 LED blinks Amber twice
#5 LED blinks Amber three times
#5 LED blinks white once
#5 LED blinks white twice
#5 LED blinks white three times
Action
#1 LED lights white for indicating HDMI as
Input source
#5 LED blinks Amber three times for indicating
night mode
-
-
☀ 〇 〇 〇 〇
☀ 〇 〇 〇 〇
☀ ☀ 〇 〇 〇
☀ ☀ 〇 〇 〇
☀ ☀ ☀ 〇 〇
☀ ☀ ☀ 〇 〇
〇 〇 〇 ☀ 〇
〇 〇 〇 ☀ 〇
〇 〇 〇 〇 ☀
〇 〇 〇 〇 ☀
〇 〇 〇 〇 ☀
〇 〇 〇 〇 ☀
〇 〇 〇 〇 ☀
〇 〇 〇 〇 ☀
● 〇 〇 〇 ☀