diff --git a/Modem/config.h b/Modem/config.h
index 4cbdebd..c2d238f 100644
--- a/Modem/config.h
+++ b/Modem/config.h
@@ -11,7 +11,7 @@
 #define CONFIG_AFSK_RXTIMEOUT 0				// How long a read operation from the modem
 											// will wait for data before timing out.
 
-#define CONFIG_AFSK_PREAMBLE_LEN 250UL		// The length of the packet preamble in milliseconds
+#define CONFIG_AFSK_PREAMBLE_LEN 500UL		// The length of the packet preamble in milliseconds
 #define CONFIG_AFSK_TRAILER_LEN 100UL		// The length of the packet tail in milliseconds
 
 #endif
\ No newline at end of file
diff --git a/Modem/main.c b/Modem/main.c
index afc87a5..f0b5a86 100644
--- a/Modem/main.c
+++ b/Modem/main.c
@@ -4,7 +4,7 @@
 //////////////////////////////////////////////////////
 
 #include <cpu/irq.h>		// Interrupt functionality from BertOS
-#include <cfg/debug.h>		// Debug configuration from BertOS
+#include "cfg/debug.h"		// Debug configuration from BertOS
 
 #include <drv/ser.h>		// Serial driver from BertOS
 #include <drv/timer.h>		// Timer driver from BertOS
@@ -101,6 +101,7 @@ int main(void)
 			// and the byte is not a "transmit" (newline) character,
 			// we should store it for transmission.
 			if ((serialLen < MP1_MAX_FRAME_LENGTH) && (sbyte != 138)) {
+				kprintf("%d\n", sbyte);
 				// Put the read byte into the buffer;
 				serialBuffer[serialLen] = sbyte;
 				// Increment the read length counter
diff --git a/Modem/protocol/mp1.c b/Modem/protocol/mp1.c
index f5d7b9a..9ff47c8 100644
--- a/Modem/protocol/mp1.c
+++ b/Modem/protocol/mp1.c
@@ -45,8 +45,8 @@ void mp1Poll(MP1 *mp1) {
 				} else {
 					// Checksum was incorrect
 					//mp1Decode(mp1);
-					//kprintf("Incorrect checksum. Found %d.\n", mp1->buffer[mp1->packetLength]);
-					//kprintf("should be %d", mp1->checksum_in);
+					kprintf("Incorrect checksum. Found %d, ", mp1->buffer[mp1->packetLength]);
+					kprintf("should be %d\n", mp1->checksum_in);
 				}
 			}
 			// If the above is not the case, this must be the
diff --git a/bertos/cfg/cfg_debug.h b/bertos/cfg/cfg_debug.h
index 1063984..cd83989 100644
--- a/bertos/cfg/cfg_debug.h
+++ b/bertos/cfg/cfg_debug.h
@@ -49,7 +49,7 @@
  * Baudrate for the debug console.
  * $WIZ$ type = "int"; min = 300
  */
-#define CONFIG_KDEBUG_BAUDRATE  115200UL
+#define CONFIG_KDEBUG_BAUDRATE  57600UL
 
 /**
  * Clock source for the UART module. You need to write the code to reprogram the respective clock at the required frequency in your project before calling kdbg_init().
diff --git a/buildrev.h b/buildrev.h
index a963caf..038af47 100644
--- a/buildrev.h
+++ b/buildrev.h
@@ -1,2 +1,2 @@
-#define VERS_BUILD 387
+#define VERS_BUILD 402
 #define VERS_HOST  "vixen"