diff --git a/site_ansto/instrument/config/commands/commands_common.tcl b/site_ansto/instrument/config/commands/commands_common.tcl
index aefde99c..6ebeeca0 100644
--- a/site_ansto/instrument/config/commands/commands_common.tcl
+++ b/site_ansto/instrument/config/commands/commands_common.tcl
@@ -5,7 +5,8 @@
 namespace eval commands { }
 
 proc ::commands::ic_initialize {} {
-namespace eval ::histogram {
+if {[info procs "histmem" ] != ""} {
+  namespace eval ::histogram {
   set NS [namespace current]
   variable parameters
   array set parameters {mode UNKNOWN preset UNKNOWN freq UNKNOWN frame_source UNKNOWN}
@@ -70,6 +71,7 @@ namespace eval ::histogram {
   ::histogram::histmem_cmd -set feedback status IDLE
   sicslist setatt ::histogram::histmem_cmd long_name histmem
   sicslist setatt ::histogram::histmem_cmd id histmem
+  }
 }
 # SCAN COMMANDS
 namespace eval ::scan {
diff --git a/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl b/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl
index bbb2e5e9..dd22fa3b 100644
--- a/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl
+++ b/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl
@@ -50,6 +50,7 @@ namespace eval nexus {
     "quokka"   "fname"
     "platypus" "simple"
     "lyrebird" "simple"
+    "taipan" "simple"
   }
 }
 namespace eval ::nexus::histmem {}
diff --git a/site_ansto/instrument/tas/config/hmm/hmm_configuration.tcl b/site_ansto/instrument/tas/config/hmm/hmm_configuration.tcl
index 4f4f9e51..16ed76f3 100644
--- a/site_ansto/instrument/tas/config/hmm/hmm_configuration.tcl
+++ b/site_ansto/instrument/tas/config/hmm/hmm_configuration.tcl
@@ -1,49 +1,8 @@
-# Author Jing Chen (jgn@ansto.gove.au)
-# Note: all following functions's bodies need to be implemented in real Taipan deployment
+namespace eval histogram_memory {
+  # Define HP_HMM to make nxscripts_common_1.tcl::nexus::process_filetype_policy happy when setting filetype=BEAM_MONITOR
+  set HP_HMM ""
 
-source $cfPath(hmm)/hmm_configuration_common_1.tcl
-set sim_mode [SplitReply [hmm_simulation]]
-
-proc ::histogram_memory::init_OAT_TABLE {} {
-}
-
-proc ::histogram_memory::pre_count {} {}
-proc ::histogram_memory::post_count {} {}
-proc ::histogram_memory::isc_initialize {} {
-  # Instrument specific X and Y dimension names
-  #variable INST_NXC "oat_nxc_eff"
-  #variable INST_NYC "oat_nyc_eff"
-
-  if [ catch {
-    ::histogram_memory::init_hmm_objs
-    if {$::sim_mode == "true"} {
-        #hmm configure oat_ntc_eff 1
-        #hmm configure $INST_NYC 127
-        #hmm configure $INST_NXC 127
-    }
-    #BAT_TABLE -init
-    #CAT_TABLE -init
-    #SAT_TABLE -init
-    #OAT_TABLE -init
-    #FAT_TABLE -init
-    ::histogram_memory::ic_initialize
-
-    #detector_active_height_mm [expr 5.08 * 192]
-    #detector_active_width_mm  [expr 5.08 * 192]
-    #detector_active_height_mm lock
-    #detector_active_width_mm  lock
-
-    ::histogram_memory::init_OAT_TABLE
-    ::histogram_memory::upload_config Filler_defaults
-
-    #set ::histogram_memory::histmem_axes(HOR) /instrument/detector/x_pixel_offset
-    #set ::histogram_memory::histmem_axes(VER) /instrument/detector/y_pixel_offset
-  } message ] {
-    return -code error $message
+  # Define isc_initialize to give server_config.tcl:server_init something to call
+  proc isc_initialize {} {
   }
 }
-
-proc histmem {cmd args} {
-  eval "_histmem $cmd $args"
-}
-publish histmem user
diff --git a/site_ansto/instrument/tas/config/motors/positmotor_configuration.tcl b/site_ansto/instrument/tas/config/motors/positmotor_configuration.tcl
index 6f383fc0..237c0f08 100644
--- a/site_ansto/instrument/tas/config/motors/positmotor_configuration.tcl
+++ b/site_ansto/instrument/tas/config/motors/positmotor_configuration.tcl
@@ -1,60 +1,3 @@
 # Author: Jing Chen (jgn@ansto.gov.au)
 
 source $cfPath(motors)/sct_positmotor_common.tcl
-
-set port1 [portnum pmc1-taipan]
-set port2 [portnum pmc2-taipan]
-set port3 [portnum pmc3-taipan]
-set port4 [portnum pmc4-taipan]
-set port5 [portnum pmc5-taipan]
-set port6 [portnum pmc6-taipan]
-
-makesctcontroller sct_mc1 std mc1-taipan:$port1
-makesctcontroller sct_mc2 std mc2-taipan:$port2
-makesctcontroller sct_mc3 std mc3-taipan:$port3
-makesctcontroller sct_mc4 std mc4-taipan:$port4
-makesctcontroller sct_mc5 std mc5-taipan:$port5
-makesctcontroller sct_mc6 std mc6-taipan:$port6
-
-# label pos
-#index position
-set 20sample_table {
-  1    453.7
-  2    411.7
-  3    369.7
-  4    327.7
-  5    285.7
-  6    203.7
-  7    161.7
-  8    119.7
-  9    77.7 
-  10   35.7 
-  11  -46.3 
-  12  -88.3 
-  13  -130.3
-  14  -172.3
-  15  -214.3
-  16  -296.3
-  17  -338.3
-  18  -380.3
-  19  -422.3
-  20  -464.3
-}
-
-#mkPosit sct_mc1 sampleNum float samx sample $20sample_table
-
-#diameter     position
-set auto_ap_table {
-  2.5             0
-  5.0           -23
-  7.5           -47
-  10.0          -72
-  12.5          -98
-  15.0         -125
-  17.5         -153
-  20.0         -183
-  25.0         -215
-  30.0         -250
-}
-#mkPosit sct_mc3 diameter float apx sample $auto_ap_table
-