From b3884f50570e1af8452d94e2a1f30e113fad0b01 Mon Sep 17 00:00:00 2001
From: Hebezo <Kannix2005@users.noreply.github.com>
Date: Wed, 4 Nov 2020 22:30:58 +0100
Subject: [PATCH] Update SanityCheck.h

---
 Marlin/src/inc/SanityCheck.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Marlin/src/inc/SanityCheck.h b/Marlin/src/inc/SanityCheck.h
index cadf84abd1..8ef0b760b2 100644
--- a/Marlin/src/inc/SanityCheck.h
+++ b/Marlin/src/inc/SanityCheck.h
@@ -3004,6 +3004,14 @@ static_assert(   _ARR_TEST(3,0) && _ARR_TEST(3,1) && _ARR_TEST(3,2)
   #error "AUTO_POWER_CONTROL requires PSU_CONTROL."
 #endif
 
+#if POWER_OFF_TIMEOUT > 0
+  #if DISABLED(AUTO_POWER_CONTROL)
+    #error "POWER_OFF_TIMEOUT requires AUTO_POWER_CONTROL"
+  #endif
+#elif POWER_OFF_TIMEOUT < 0
+  #error "POWER_OFF_TIMEOUT must be greater or equal 0"
+#endif
+
 #if HAS_CUTTER
   #ifndef CUTTER_POWER_UNIT
     #error "CUTTER_POWER_UNIT is required with a spindle or laser. Please update your Configuration_adv.h."