diff --git a/config/hsfei/hsfei_piaadeploy.yaml b/config/hsfei/hsfei_piaadeploy.yaml
index 0df4644..0a8ffef 100644
--- a/config/hsfei/hsfei_piaadeploy.yaml
+++ b/config/hsfei/hsfei_piaadeploy.yaml
@@ -1,20 +1,14 @@
-# PIAA lens deploy, RED and BLUE in/out, on one Xeryon XD-M-3 controller,
-# resource hsfei_15. Only two of its three axes are wired.
+# PIAA lens deploy, RED and BLUE in/out, on one Xeryon XD-M-3 controller.
 #
 # Usage:
 #   daemons/hsfei/xeryon -c config/hsfei/hsfei_piaadeploy.yaml
-#
-# TODO: fill in ip_address/tcp_port, confirm which axis is red and which is
-# blue, and measure the in/out positions.
-# If the controller turns out to report a third axis, add it here with
-# `expose: false` so its data isn't filed against axis A.
 
 peer_id: piaadeploy
 group_id: hsfei
 
 hardware:
-  ip_address:
-  tcp_port:
+  ip_address: 192.168.29.100
+  tcp_port: 10011
   settings_file: hispec/driver/xeryon/config/settings_FEI_XD24514_20250902.txt
   position_tolerance: 0.01  # mm
 
@@ -22,22 +16,23 @@ stages:
   - name: red
     suffix: r
     axis: A
-    stage: XLS_5_3N          # XLS-3-80-5
+    stage: XLS_5_3N
     units: mm
     softmin: -25.0
     softmax: 25.0
   - name: blue
     suffix: b
     axis: B
-    stage: XLS_5_3N          # XLS-3-80-5
+    stage: XLS_5_3N
     units: mm
     softmin: -25.0
     softmax: 25.0
-    # positionnamedb appears once these are measured, likewise
-    # positionnamedr for the axis above:
-    # named_positions:
-    #   in: 0.0
-    #   out: 0.0
+  # Nothing is wired to axis C, which reports a drifting position
+  - name: spare
+    axis: C
+    stage: XLS_5_3N
+    units: mm
+    expose: false
 
 logging:
   level: INFO
diff --git a/docs/architecture/daemons.md b/docs/architecture/daemons.md
index 2955cdd..664ee16 100644
--- a/docs/architecture/daemons.md
+++ b/docs/architecture/daemons.md
@@ -25,6 +25,7 @@ its `pdu_models/` capability files.
 | `hsfei/adc` | `newport.smc100pp` | Newport SMC100PP ADC prism rotators | `hsfei_adc` |
 | `hsfei/atccryo` | `sunpower.sunpower_cryocooler` | Sunpower cryocooler | `hsfei_atccryo` |
 | `hsfei/piaa-gimbalmount` | `thorlabs.ppc102` | Thorlabs PPC102 piezo gimbal mount | `hsfei_piaagimb`, `hsfei_piaagimr` |
+| `hsfei/xeryon` | `xeryon.XeryonController` | Xeryon XD-M-3 piezo motion controllers | `hsfei_hkfam`, `hsfei_piaadeploy`, `hsfei_yjfam` |
 | `hscal/smc8_attenuator` | `standa.smc8` | Standa SMC8 (libximc) attenuator | `hscal_hketatten` |
 | `hspower/pdu` | `pdu.src.emat08_10` | Eaton EMAT08-10 networked PDU | `hspower_fei1/2`, `hspower_cal1`–`4`, `hspower_fib1`, `hspower_bspec1`, `hspower_rspec1` |
 
@@ -49,6 +50,8 @@ camera) environment.
 | `hsfei_atcp` | ATC pickoff stage |
 | `hsfei_adc` | atmospheric dispersion corrector, two prism rotators |
 | `hsfei_piaagimb` / `hsfei_piaagimr` | PIAA gimbal mounts, blue and red |
+| `hsfei_piaadeploy` | PIAA lens deploy, blue and red in/out |
+| `hsfei_yjfam` / `hsfei_hkfam` | fiber alignment mechanisms, blue and red |
 | `hsfei_atcfw` | ATC filter wheel |
 | `hsfei_atctherm` | ATC temperature control |
 | `hsfei_atcpress` | ATC vacuum pressure |