Update ont-leox-lxt-010h-d.md (#139)

* Update ont-leox-lxt-010h-d.md

Author: stich86

_ont/ont-leox-lxt-010h-d.md

@@ -27,8 +27,49 @@ parent: LEOX
 | Serial encoding | 8-N-1                                |
 | Form Factor     | ONT                                  |
 
+# External Photos
+
+{% include image.html file="ont-leox-lxt-010-h-d_top.jpg" alt="Leox LXT-010H-D Top" caption="Leox LXT-010H-D Top" %} 
+{% include image.html file="ont-leox-lxt-010-h-d_bottom.jpg" alt="Leox LXT-010H-D Bottom" caption="Leox LXT-010H-D Bottom" %}
+
 # Serial
 
-The ONT has a TTL 3.3v UART console (configured as 115200 8-N-1) that can be accessed from the top surface.
+The ONT has a TTL 3.3v UART console (configured as 115200 8-N-1) that can be accessed from the top surface (see red square).
+
+{% include image.html file="ont-leox-lxt-010-h-d_ttl.jpg" alt="Leox LXT-010H-D TTL Pinout" caption="Leox LXT-010H-D TTL Pinout" %}
+
+{% include alert.html content="Some USB TTL adapters label TX and RX pins the other way around: try to swap them if the connection doesn't work." alert="Note"  icon="svg-warning" color="yellow" %}
+
+## List of partitions
+
+| dev   | size     | erasesize | name            |
+| ----- | -------- | --------- | --------------- |
+| mtd0  | 00040000 | 00001000  | "boot"          |
+| mtd1  | 00002000 | 00001000  | "env"           |
+| mtd2  | 00002000 | 00001000  | "env2"          |
+| mtd3  | 0003c000 | 00001000  | "config"        |
+| mtd4  | 00300000 | 00001000  | "k0"            |
+| mtd5  | 004c0000 | 00001000  | "r0"            |
+| mtd6  | 00300000 | 00001000  | "k1"            |
+| mtd7  | 004c0000 | 00001000  | "r1"            |
+| mtd8  | 00001000 | 00001000  | "Partition_008" |
+| mtd9  | 00001000 | 00001000  | "Partition_009" |
+| mtd10 | 00001000 | 00001000  | "Partition_010" |
+| mtd11 | 00001000 | 00001000  | "Partition_011" |
+| mtd12 | 00300000 | 00001000  | "linux"         |
+| mtd13 | 004c0000 | 00001000  | "rootfs"        |
+
+This ONT supports dual boot. 
+
+`k0` and `r0` respectively contain the kernel and firmware of the first image, while `k1` and `r1` respectively contain the kernel and the firmware of the second one.
+
+## List firmware version
+
+- V3.3.2L6
+- V3.3.2L7
+
+{% include alert.html content="Before proceed on any modification, make a backup of files rtl8290b.data and europa.data from /var/config folder. These files include optical calibration of your ONT's laser, if you accidentally delete or ruin them, your ONT will be unusable" alert="Note" icon="svg-warning" color="yellow" %}
 
 {% include_relative ont-luna-sdk-useful-commands.md ploam='ascii' flash='/etc/scripts/flash' %}
+
+