diff --git a/tracker/software/config.c b/tracker/software/config.c
index ee2e89e..fdce4ed 100644
--- a/tracker/software/config.c
+++ b/tracker/software/config.c
@@ -491,7 +491,7 @@ void start_user_modules(void)
 	config[6].ssdv_conf.ram_size = sizeof(ssdv_buffer);		// Buffer size
 	config[6].ssdv_conf.res = RES_XGA;						// Resolution XGA
 	config[6].ssdv_conf.quality = 4;						// Image quality
-	start_image_thread(&config[6]);
+	//start_image_thread(&config[6]);
 
 
 	/* ----------------------------------------------------- LOG TRANSMISSION ---------------------------------------------------- */
diff --git a/tracker/software/drivers/si4464.c b/tracker/software/drivers/si4464.c
index 6bea80c..bcaf7d4 100644
--- a/tracker/software/drivers/si4464.c
+++ b/tracker/software/drivers/si4464.c
@@ -308,22 +308,13 @@ void setModem2GFSK(gfsk_conf_t* conf) {
 	uint8_t setup_data_rate[] = {0x11, 0x20, 0x03, 0x03, (uint8_t)(conf->speed >> 16), (uint8_t)(conf->speed >> 8), (uint8_t)conf->speed};
 	Si4464_write(setup_data_rate, 7);
 
-	// Use 2GFSK from async GPIO1
-	uint8_t use_2gfsk[] = {0x11, 0x20, 0x01, 0x00, 0x22};
+	// Use 2GFSK from FIFO (PH)
+	uint8_t use_2gfsk[] = {0x11, 0x20, 0x01, 0x00, 0x23};
 	Si4464_write(use_2gfsk, 5);
 
 	// transmit LSB first
 	uint8_t use_lsb_first[] = {0x11, 0x12, 0x01, 0x06, 0x01};
 	Si4464_write(use_lsb_first, 5);
-
-
-	// Set AFSK filter
-	/*uint8_t coeff[] = {0x67, 0x67, 0x67, 0x67, 0x67, 0x67, 0x67, 0x67, 0x67};
-	uint8_t i;
-	for(i=0; i<sizeof(coeff); i++) {
-		uint8_t msg[] = {0x11, 0x20, 0x01, 0x17-i, coeff[i]};
-		Si4464_write(msg, 5);
-	}*/
 }
 
 void setPowerLevel(int8_t level) {