wireless proto shield

hi i have 2 wireless proto shield, 2 xbees and 2 arduino uno.

i programmed those two with xctu and all was fine when i tried on teriminal in xctu.

i have a problem in arduino program i followed the instructions in here: http://www.arduino.cc/en/Guide/ArduinoWirelessShieldS2

i put physical pixel on receiving board and this code on router board:

void setup()
{
Serial.begin(9600);
}

void loop()
{
Serial.print(‘H’);
delay(1000);
Serial.print(‘L’);
delay(1000);
}

well the LED should turn on and of but it doesent. you can see the picture i have attached on how i have connected.

can anyone help me with that i really really need for my project.

thank you