GT6201
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Page 14
DV 17001.03 Issue 4 01/2015
Pin No.
Pin Name
Direction
Function
P1-12
P_SUPP
IN
Power supply hot (positive)
P1-13
P_SUPP_GND
-
Power supply ground (return)
P1-14
SPK_LO
-
Speaker ground (return)
P1-15
LINE_OUT
OUT
Linear audio output, unbalanced
P1-16
AGC_OUT
OUT
Receiver AGC output
P1-17
/PTT1
IN
Press To Talk key input1
ACTIVE state - closed contact to GND
P1-18
MIKE_STD1_HI IN
Standard Microphone 1 High (hot)
P1-19
MIKE_STD3_HI IN
Standard Microphone 3 High (hot)
P1-20
HDPH2_A
OUT
Balanced Output for headphone(s)2
P1-21
AF_AUX_IN_LO IN
Auxiliary audio input low (ground/return)
P1-22
HDPH2_B
OUT
Balanced output for headphone(s)2
P1-23
ILL_HI
IN
Illumination high
P1-24
/PWR_EVAL
OUT
Power on monitor output
P1-25
P_SUPP_GND
-
Power supply ground (return)
J1 Connector
(Position 4)
Serial Interfaces and Discrete I/O
’s
The J1 connector is a D_SUB female connector with 25 sockets and slide-in fastener.
Pin No.
Pin Name
Direction
Function
J1-1
CPIN
-
Reserved coding pin
J1-2
TX2+
OUT
Auxiliary control interface
J1-3
RX2+
IN
Auxiliary Control Interface
J1-4
/SQL_EVAL
OUT
Squelch monitor output
ACTIVE state - closed contact to GND
J1-5
/PTT2
IN
Press-To-Talk key input 2
ACTIVE state - closed contact to GND
J1-6
SHIELD_1
-
Secondary control & service interface
SHIELD
J1-7
TX1+
OUT
Secondary control & service interface
J1-8
RX1+
IN
Secondary control & service interface
J1-9
TX2-
OUT
Auxiliary control interface
J1-10
RX2-
IN
Auxiliary control interface
J1-11
SHIELD_2
-
Auxiliary control interface SHIELD
J1-12
/EXT_SO
IN
External ”Exchange” key
Falling edge will activate frequency exchange
J1-13
/SRV_EN
IN
Service enable pin
ACTIVE state - closed contact to GND