diff --git a/boards/nrf52840_dk_modified.json b/boards/nrf52840_dk_modified.json
index a11ea02c5..cbd246480 100644
--- a/boards/nrf52840_dk_modified.json
+++ b/boards/nrf52840_dk_modified.json
@@ -1,7 +1,7 @@
 {
   "build": {
     "arduino": {
-      "ldscript": "nrf52840_s140_v6.ld"
+      "ldscript": "nrf52840_s113_v7.ld"
     },
     "core": "nRF5",
     "cpu": "cortex-m4",
@@ -16,9 +16,9 @@
       "name": "adafruit"
     },
     "softdevice": {
-      "sd_flags": "-DS140",
-      "sd_name": "s140",
-      "sd_version": "6.1.1",
+      "sd_flags": "-DS113",
+      "sd_name": "s113",
+      "sd_version": "7.2.0",
       "sd_fwid": "0x00B6"
     },
     "bootloader": {
diff --git a/src/mesh/SX1262Interface.cpp b/src/mesh/SX1262Interface.cpp
index d94951470..0a23261b5 100644
--- a/src/mesh/SX1262Interface.cpp
+++ b/src/mesh/SX1262Interface.cpp
@@ -201,16 +201,17 @@ bool SX1262Interface::isActivelyReceiving()
 
 bool SX1262Interface::sleep()
 {
-    DEBUG_MSG("sx1262 entering sleep mode\n");
+    // Not keeping config is busted - next time nrf52 board boots lora sending fails  tcxo related? - see datasheet
+    DEBUG_MSG("sx1262 entering sleep mode (FIXME, don't keep config)\n");
     setStandby(); // Stop any pending operations
 
     // turn off TCXO if it was powered
     // FIXME - this isn't correct
     // lora.setTCXO(0);
 
-    // put chipset into sleep mode
-    disableInterrupt();
-    lora.sleep(false); // Note: we do not keep the config, full reinit will be needed
+    // put chipset into sleep mode (we've already disabled interrupts by now)
+    bool keepConfig = true;
+    lora.sleep(keepConfig); // Note: we do not keep the config, full reinit will be needed
 
 #ifdef SX1262_POWER_EN
     digitalWrite(SX1262_POWER_EN, LOW);
diff --git a/variants/eink/variant.h b/variants/eink/variant.h
index a37c50aba..5ce975fb5 100644
--- a/variants/eink/variant.h
+++ b/variants/eink/variant.h
@@ -205,6 +205,7 @@ External serial flash WP25R1635FZUIL0
 #define PIN_EINK_MOSI (0 + 29) // also called SDI
 
 // Controls power for the eink display - Board power is enabled either by VBUS from USB or the CPU asserting PWR_ON
+// FIXME - I think this is actually just the board power enable - it enables power to the CPU also 
 #define PIN_EINK_PWR_ON (0 + 12)
 
 #define HAS_EINK
@@ -242,7 +243,7 @@ External serial flash WP25R1635FZUIL0
 #define PIN_SPI_SCK (0 + 19)
 
 // To debug via the segger JLINK console rather than the CDC-ACM serial device
-// #define USE_SEGGER
+#define USE_SEGGER
 
 #ifdef __cplusplus
 }