Operation Manual

DR-2X / DR-2XE Operating Manual 45
Setting to connect the repeater controller S-COM7330
Set up instructions to interface the Triple Repeater Controller S-COM7330 with the DR-2X/DR-2XE.
Modification of S-COM7330
1 Remove the 6 screws from each side and 2 screws from the top
cover of the S-COM7330, then remove the top cover.
2 Change Jumper pin J10C or J11C or J3C and adjust the semi fixed.
AF volume gain up for RX1 or RX2 or RX3.
3 Command Settings.
• Select Path Access Mode: Carrier and CTCSS
• Select COR Filter Delay: 300 msec
• Select Dropout Delay: 0 sec
Setting of DR-2X/DR-2XE
Set the DR-2X/DR-2XE as follows.
• Setting the communication mode RX: AUTO (AMS)
TX: FM (FIX)
• Setting the tone signals: RX-TONE (100 Hz) (see page 35)
Connection with S-COM7330 and DR-2X/DR-2XE
DR-2X/DR-2XE S-COM7330 Connection
pin 1 EXT I/O pin 1 RX Audio Connect to DR-2X/DR-2XE AF out
pin 2 EXT PTT pin 2 RX COR Connect to DR-2X/DR-2XE SQL DET
pin 3
CTCSS/DCS DET pin 3 CTCSS in
Connect to DR-2X/DR-2XE CTCSS/DCS decode
output
pin 4 SQL DET pin 4 TX PTT Connect to DR-2X/DR-2XE EXT PTT
pin 5 GND pin 5 TX Audio Connect to DR-2X/DR-2XE AF in
pin 6 TONE IN pin 6 GND DR-2X/DR-2XE GND
pin 7 AF IN pin 7 GND DR-2X/DR-2XE GND
pin 8 DISC OUT pin 8 TX pin 8 Select TX LOGIC or TX CTCSS by JP pin
pin 9 AF OUT pin 9 GND DR-2X/DR-2XE GND
pin 10 GND
I/O Controller
pin 1 to 6
Logic output
Connect to DR-2X/DR-2XE EXT I/O
(needs S-COM programming)
pin 11 EXT PORT1
I/O Controller
pin 1 to 6
Logic output
Connect to DR-2X/DR-2XE EXT PORT1
(needs S-COM programming)
pin 12 EXT PORT2
I/O Controller
pin 1 to 6
Logic output
Connect to DR-2X/DR-2XE EXT PORT2
(needs S-COM programming)
pin 13 EXT PORT3
I/O Controller
pin 1 to 6
Logic output
Connect to DR-2X/DR-2XE EXT PORT3
(needs S-COM programming)
pin 14 EXT PORT4
I/O Controller
pin 1 to 6
Logic output
Connect to DR-2X/DR-2XE EXT PORT4
(needs S-COM programming)
pin 15 VCC OUT DC jack DC in Connect to DR-2X/DR-2XE VCC out
The wiring paths shown by the dotted lines require programming the S-COM7330.
pin 1 EXT I/O Jumper to pin 2 EXT PTT or connect to S-COM7330 LOGIC OUT (L: EXT I/O enable)
pin 2 EXT PTT EXT PTT input from S-COM7330. It will be controlled by RX COR normally.
pin 3
CTCSS/DCS DET Signaling decode output (CTCSS/DCS etc)
pin 4 SQL DET Noise SQL decode output (Connect to RX COR)
pin 5 GND GND
pin 6 TONE IN Tone input from S-COM7330 (Connect to TX pin8)
pin 7 AF IN Modulation input from S-COM7330
pin 8 DISC OUT RX audio output without de-emphasis
pin 9 AF OUT RX audio output with de-emphasis
pin 10 GND GND