diff --git a/main.py b/main.py
index cba4ce7..57d75eb 100644
--- a/main.py
+++ b/main.py
@@ -78,9 +78,9 @@ log_level = logging.DEBUG
 #log_level = logging.ERROR
 logging.basicConfig(level=log_level, format='%(name)s - %(levelname)s - %(message)s')
 logger = logging.getLogger(__name__)
-#PYTHONASYNCIODEBUG=1
 
-### alive check ###
+
+### Alive check ###
 async def alive_check(): 
     # loop for checked is alive
     logger.debug("alive check start")
@@ -89,7 +89,6 @@ async def alive_check():
     
     while True: 
         logger.debug(f"running ms: {time.ticks_ms() - init_ticks}")      
-        #print(f"main while running ms: {time.ticks_ms() - init_ticks}")
         onboar_led.on()
         await asyncio.sleep_ms(100)
         onboar_led.off()
@@ -111,8 +110,6 @@ async def olt_command(cmd, btn, rgb, ir_tx, tx1, tx2, tx3):
         # IR TX send  
         logger.debug("Command {cmd} IR TX transmit")
         asyncio.create_task(ir_tx.transmit(tx1, tx2, tx3, False))
-        #loop = asyncio.get_running_loop()
-        #loop.set_exception_handler(exception_handler)
         await asyncio.sleep_ms(50)
         await btn.release.wait()
         logger.debug("Command {cmd} button released")