16
1
2
3
4
Key connectors (CNB3)
Pin number
Sign
a
l n
a
me
Description
KEY0
KEY1
3.3V
S
pe
a
ker connectors (CN
27
)
1
2
3
Pin number
Sign
a
l n
a
me
Description
R-
L+
L-
4
R+
Left of audio
Right of audio
Left of audio
Right of audio
1
2
3
Pin number
Sign
a
l n
a
me
Description
S
ervice M
a
nu
a
l
GND
GND
KEY0
KEY1
3.3V
Po
w
er connectors (CN10)
4
5
6
7
8
9
10
11
12
12V
12V-Mainboard
12V
12V
GND
GND
GND
GND
GND
GND
12V-Mainboard
12V-Mainboard
5VSTB
5V_standby
E-PWM
([WHUQDO3:0&RQWURO
GND
GND
PW-ON/OFF
Pow
er on/off
NC
NO Connection
PB-ON/OFF
Back light on/off
HBTV-55D02FD
