diff --git a/src/HomeSpan.cpp b/src/HomeSpan.cpp
index f0b0b15..3c2928e 100644
--- a/src/HomeSpan.cpp
+++ b/src/HomeSpan.cpp
@@ -157,6 +157,8 @@ void Span::poll() {
       homeSpan.Accessories.back()->validate();    
     }
 
+    checkRanges();
+
     if(nWarnings>0){
       configLog+="\n*** CAUTION: There " + String((nWarnings>1?"are ":"is ")) + String(nWarnings) + " WARNING" + (nWarnings>1?"S":"") + " associated with this configuration that may lead to the device becoming non-responsive, or operating in an unexpected manner. ***\n";
     }
@@ -1347,6 +1349,37 @@ int Span::sprintfAttributes(char **ids, int numIDs, int flags, char *cBuf){
   return(nChars);    
 }
 
+///////////////////////////////
+
+void Span::checkRanges(){
+
+  boolean okay=true;
+  homeSpan.configLog+="\nRange Check:";
+  
+  for(int i=0;i<Accessories.size();i++){
+    for(int j=0;j<Accessories[i]->Services.size();j++){
+      for(int k=0;k<Accessories[i]->Services[j]->Characteristics.size();k++){
+        SpanCharacteristic *chr=Accessories[i]->Services[j]->Characteristics[k];
+
+        if(chr->format!=STRING && (chr->uvGet<double>(chr->value) < chr->uvGet<double>(chr->minValue) || chr->uvGet<double>(chr->value) > chr->uvGet<double>(chr->maxValue))){
+          char c[256];
+          sprintf(c,"\n  \u2718 Characteristic %s with AID=%d, IID=%d: Initial value of %lg is out of range [%llg,%llg]",
+                chr->hapName,chr->aid,chr->iid,chr->uvGet<double>(chr->value),chr->uvGet<double>(chr->minValue),chr->uvGet<double>(chr->maxValue));
+          if(okay)
+            homeSpan.configLog+="\n";
+          homeSpan.configLog+=c;
+          homeSpan.nWarnings++;
+          okay=false;
+        }       
+      }
+    }
+  }
+
+  if(okay)
+    homeSpan.configLog+=" No Warnings";
+  homeSpan.configLog+="\n\n";
+}
+
 ///////////////////////////////
 //      SpanAccessory        //
 ///////////////////////////////
@@ -1411,18 +1444,6 @@ void SpanAccessory::validate(){
       foundProtocol=true;
     else if(aid==1)                             // this is an Accessory with aid=1, but it has more than just AccessoryInfo and HAPProtocolInformation.  So...
       homeSpan.isBridge=false;                  // ...this is not a bridge device
-
-    for(int j=0;j<Services[i]->Characteristics.size();j++){       // check that initial values are all in range of mix/max (which may have been modified by setRange)
-      SpanCharacteristic *chr=Services[i]->Characteristics[j];
-
-      if(chr->format!=STRING && (chr->uvGet<double>(chr->value) < chr->uvGet<double>(chr->minValue) || chr->uvGet<double>(chr->value) > chr->uvGet<double>(chr->maxValue))){
-        char c[256];
-        sprintf(c,"      \u2718 Characteristic %s with IID=%d  *** WARNING: Initial value of %lg is out of range [%llg,%llg]. ***\n",
-               chr->hapName,chr->iid,chr->uvGet<double>(chr->value),chr->uvGet<double>(chr->minValue),chr->uvGet<double>(chr->maxValue));
-        homeSpan.configLog+=c;
-        homeSpan.nWarnings++;
-      }       
-    }
   }
 
   if(!foundInfo){
diff --git a/src/HomeSpan.h b/src/HomeSpan.h
index 19f6918..828fab2 100644
--- a/src/HomeSpan.h
+++ b/src/HomeSpan.h
@@ -156,6 +156,7 @@ struct Span{
   void checkConnect();                          // check WiFi connection; connect if needed
   void commandMode();                           // allows user to control and reset HomeSpan settings with the control button
   void processSerialCommand(const char *c);     // process command 'c' (typically from readSerial, though can be called with any 'c')
+  void checkRanges();                           // checks values of all Characteristics to ensure they are each within range
 
   int sprintfAttributes(char *cBuf);            // prints Attributes JSON database into buf, unless buf=NULL; return number of characters printed, excluding null terminator, even if buf=NULL
   void prettyPrint(char *buf, int nsp=2);       // print arbitrary JSON from buf to serial monitor, formatted with indentions of 'nsp' spaces
diff --git a/src/src.ino b/src/src.ino
index 68b3b06..b381edd 100644
--- a/src/src.ino
+++ b/src/src.ino
@@ -45,8 +45,8 @@ void setup() {
 
     new Service::LightBulb();
       new Characteristic::On(0);
-      SpanCharacteristic *active = new Characteristic::CustomActive(2);
-      new Characteristic::Brightness(500);
+      SpanCharacteristic *active = new Characteristic::CustomActive();
+      new Characteristic::Brightness(50);
       new Characteristic::Name("Light 1");
       new Characteristic::ColorTemperature();
       new Characteristic::Active();
@@ -57,7 +57,7 @@ void setup() {
 
   new SpanAccessory();                                  // Begin by creating a new Accessory using SpanAccessory(), which takes no arguments
 
-      active->setRange(0,10,3);
+//      active->setRange(0,10,3);
     new Service::AccessoryInformation();                    // HAP requires every Accessory to implement an AccessoryInformation Service, which has 6 required Characteristics
       new Characteristic::Name("HomeSpan Test");                // Name of the Accessory, which shows up on the HomeKit "tiles", and should be unique across Accessories                                                            
       new Characteristic::Manufacturer("HomeSpan");             // Manufacturer of the Accessory (arbitrary text string, and can be the same for every Accessory)