diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1520+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1520+.yml
index 80d2b154..97dc719b 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1520+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1520+.yml
@@ -5,8 +5,6 @@ synoinfo: &synoinfo
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_v2: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.json"
-  small_info_path: "https://example.com/null"
-  security_version_server: "https://example.com/smallupdate"
 cmdline: &cmdline
   intel_iommu: igfx_off
   HddEnableDynamicPower: 1
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1621+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1621+.yml
index 8c156c52..a5e8e5a6 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1621+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS1621+.yml
@@ -5,8 +5,6 @@ synoinfo: &synoinfo
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_v2: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.json"
-  small_info_path: "https://example.com/null"
-  security_version_server: "https://example.com/smallupdate"
 cmdline: &cmdline
   SMBusHddDynamicPower: 1
   syno_hdd_powerup_seq: 0
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS2422+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS2422+.yml
index 39a8cb65..a97aad61 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS2422+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS2422+.yml
@@ -7,8 +7,6 @@ synoinfo: &synoinfo
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_v2: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.json"
-  small_info_path: "https://example.com/null"
-  security_version_server: "https://example.com/smallupdate"
 cmdline: &cmdline
   SMBusHddDynamicPower: 1
   vender_format_version: 2
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3615xs.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3615xs.yml
index d12653d4..fd65ae10 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3615xs.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3615xs.yml
@@ -8,7 +8,6 @@ synoinfo: &synoinfo
   usbportcfg: "0x8700"
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
-  small_info_path: "https://example.com/null"
 cmdline: &cmdline
   syno_hdd_powerup_seq: 0
   HddHotplug: 0
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3617xs.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3617xs.yml
index 4d9c7a0c..269ad472 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3617xs.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3617xs.yml
@@ -8,8 +8,6 @@ synoinfo: &synoinfo
   usbportcfg: "0x8700"
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
-  small_info_path: "https://example.com/null"
-  security_version_server: "https://example.com/smallupdate"
 cmdline: &cmdline
   syno_hdd_powerup_seq: 0
   HddHotplug: 0
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3622xs+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3622xs+.yml
index afec5706..1327f590 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3622xs+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS3622xs+.yml
@@ -9,8 +9,6 @@ synoinfo: &synoinfo
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"     # http://update7.synology.com/autoupdate/genRSS.php
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml" # https://update7.synology.com/autoupdate/genRSS.php
   rss_server_v2: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.json" # https://update7.synology.com/autoupdate/v2/getList
-  small_info_path: "https://example.com/null"                                       # https://update7.synology.com/smallupdate
-  security_version_server: "https://example.com/smallupdate"                        # https://update7.synology.com/securityVersion
 cmdline: &cmdline
   syno_hdd_powerup_seq: 0
   HddHotplug: 0
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS918+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS918+.yml
index 852e28a5..ac5fc3d1 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS918+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS918+.yml
@@ -9,8 +9,6 @@ synoinfo: &synoinfo
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_v2: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.json"
-  small_info_path: "https://example.com/null"
-  security_version_server: "https://example.com/smallupdate"
 cmdline: &cmdline
   syno_hdd_powerup_seq: 0
   HddHotplug: 0
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS920+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS920+.yml
index ad4ceb13..b82e02e8 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DS920+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DS920+.yml
@@ -5,8 +5,6 @@ synoinfo: &synoinfo
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_v2: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.json"
-  small_info_path: "https://example.com/null"
-  security_version_server: "https://example.com/smallupdate"
 cmdline: &cmdline
   intel_iommu: "igfx_off"
   HddEnableDynamicPower: 1
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA1622.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA1622.yml
index a2d1dd42..708cd11b 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA1622.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA1622.yml
@@ -6,8 +6,6 @@ synoinfo: &synoinfo
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_v2: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.json"
-  small_info_path: "https://example.com/null"
-  security_version_server: "https://example.com/smallupdate"
 cmdline: &cmdline
   intel_iommu: "igfx_off"
   HddEnableDynamicPower: 1
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA3219.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA3219.yml
index a57a7763..63e9dcf3 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA3219.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA3219.yml
@@ -10,8 +10,6 @@ synoinfo: &synoinfo
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_v2: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.json"
-  small_info_path: "https://example.com/null"
-  security_version_server: "https://example.com/smallupdate"
 cmdline: &cmdline
   syno_hdd_powerup_seq: 0
   HddHotplug: 0
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA3221.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA3221.yml
index 8d4d3042..1740635d 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA3221.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/DVA3221.yml
@@ -7,8 +7,6 @@ synoinfo: &synoinfo
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_v2: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.json"
-  small_info_path: "https://example.com/null"
-  security_version_server: "https://example.com/smallupdate"
 cmdline: &cmdline
   syno_hdd_powerup_seq: 0
   HddHotplug: 0
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/FS2500.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/FS2500.yml
index a1702cdf..868a9b68 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/FS2500.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/FS2500.yml
@@ -5,8 +5,6 @@ synoinfo: &synoinfo
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_v2: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.json"
-  small_info_path: "https://example.com/null"
-  security_version_server: "https://example.com/smallupdate"
 cmdline: &cmdline
   intel_iommu: igfx_off
   SMBusHddDynamicPower: 1
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/RS4021xs+.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/RS4021xs+.yml
index 6eb31d6f..ac11245e 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/RS4021xs+.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/RS4021xs+.yml
@@ -5,8 +5,6 @@ synoinfo: &synoinfo
   rss_server: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_ssl: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.xml"
   rss_server_v2: "https://raw.githubusercontent.com/fbelavenuto/arpl/main/rss.json"
-  small_info_path: "https://example.com/null"
-  security_version_server: "https://example.com/smallupdate"
   support_bde_internal_10g: "no"
   esataportcfg: "0x0"
 cmdline: &cmdline
diff --git a/files/board/arpl/overlayfs/opt/arpl/ramdisk-patch.sh b/files/board/arpl/overlayfs/opt/arpl/ramdisk-patch.sh
index fce9666d..60878b68 100755
--- a/files/board/arpl/overlayfs/opt/arpl/ramdisk-patch.sh
+++ b/files/board/arpl/overlayfs/opt/arpl/ramdisk-patch.sh
@@ -121,7 +121,7 @@ echo "#!/bin/sh" > "${RAMDISK_PATH}/addons/addons.sh"
 echo 'echo "addons.sh called with params ${@}"' >> "${RAMDISK_PATH}/addons/addons.sh"
 chmod +x "${RAMDISK_PATH}/addons/addons.sh"
 
-# Required eudev and dtbpatch/maxdisks
+# Required addons: eudev, dtbpatch/maxdisks, powersched
 installAddon eudev
 echo "/addons/eudev.sh \${1} " >> "${RAMDISK_PATH}/addons/addons.sh" 2>"${LOG_FILE}" || dieLog
 if [ "${DT}" = "true" ]; then
@@ -131,6 +131,8 @@ else
   installAddon maxdisks
   echo "/addons/maxdisks.sh \${1} ${MAXDISKS}" >> "${RAMDISK_PATH}/addons/addons.sh" 2>"${LOG_FILE}" || dieLog
 fi
+installAddon powersched
+echo "/addons/powersched.sh \${1} " >> "${RAMDISK_PATH}/addons/addons.sh" 2>"${LOG_FILE}" || dieLog
 # User addons
 for ADDON in ${!ADDONS[@]}; do
   PARAMS=${ADDONS[${ADDON}]}
diff --git a/files/board/arpl/p3/addons/powersched/all.tgz b/files/board/arpl/p3/addons/powersched/all.tgz
new file mode 100644
index 00000000..8f828087
Binary files /dev/null and b/files/board/arpl/p3/addons/powersched/all.tgz differ
diff --git a/files/board/arpl/p3/addons/powersched/manifest.yml b/files/board/arpl/p3/addons/powersched/manifest.yml
new file mode 100644
index 00000000..ea0683f7
--- /dev/null
+++ b/files/board/arpl/p3/addons/powersched/manifest.yml
@@ -0,0 +1,16 @@
+version: 1
+name: powersched
+system: true
+description: "Utility to configure RTC according to DSM power schedule"
+compile-script: compile.sh
+all:
+  install-script: "install.sh"
+  copy: "all"
+available-for:
+  bromolow-3.10.108:
+  apollolake-4.4.180:
+  broadwell-4.4.180:
+  broadwellnk-4.4.180:
+  denverton-4.4.180:
+  geminilake-4.4.180:
+  v1000-4.4.180:
diff --git a/files/board/arpl/p3/modules/apollolake-4.4.180.tgz b/files/board/arpl/p3/modules/apollolake-4.4.180.tgz
index ac151f80..725285a0 100644
Binary files a/files/board/arpl/p3/modules/apollolake-4.4.180.tgz and b/files/board/arpl/p3/modules/apollolake-4.4.180.tgz differ
diff --git a/files/board/arpl/p3/modules/geminilake-4.4.180.tgz b/files/board/arpl/p3/modules/geminilake-4.4.180.tgz
index 2b7302c5..f566fab0 100644
Binary files a/files/board/arpl/p3/modules/geminilake-4.4.180.tgz and b/files/board/arpl/p3/modules/geminilake-4.4.180.tgz differ
diff --git a/files/board/arpl/p3/modules/v1000-4.4.180.tgz b/files/board/arpl/p3/modules/v1000-4.4.180.tgz
index aa0f9ad8..c32a82bf 100644
Binary files a/files/board/arpl/p3/modules/v1000-4.4.180.tgz and b/files/board/arpl/p3/modules/v1000-4.4.180.tgz differ