diff --git a/doc/7-systems/README.md b/doc/7-systems/README.md
index 11591280c..6890b0a82 100644
--- a/doc/7-systems/README.md
+++ b/doc/7-systems/README.md
@@ -86,6 +86,7 @@ this is the full list of chips that Furnace supports.
 - [MSM5232](msm5232.md)
 - [MSM6258](msm6258.md)
 - [MSM6295](msm6295.md)
+- [MultiPCM](multipcm.md)
 - [Namco 163](n163.md)
 - [Namco C140](c140.md)
 - [Namco WSG/C15/C30](namco.md)
diff --git a/doc/8-advanced/chip-manager-change.png b/doc/8-advanced/chip-manager-change.png
new file mode 100644
index 000000000..e0beb0e70
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diff --git a/doc/8-advanced/chip-manager-clone.png b/doc/8-advanced/chip-manager-clone.png
new file mode 100644
index 000000000..e5bab6148
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diff --git a/doc/8-advanced/chip-manager-edit.png b/doc/8-advanced/chip-manager-edit.png
new file mode 100644
index 000000000..61714256f
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diff --git a/doc/8-advanced/chip-manager.md b/doc/8-advanced/chip-manager.md
index 09388e802..496b5d71e 100644
--- a/doc/8-advanced/chip-manager.md
+++ b/doc/8-advanced/chip-manager.md
@@ -10,12 +10,14 @@ the **chip manager** window allows you to manage chips, including adding, changi
 
 **Clone at end**: instead of inserting the clone directly after the cloned chip, add it to the end.
 
+each chip shows an "LED" row with segments corresponding to its channels. (they light up when a new note plays!)
+
 to move a chip around, click and drag the ![crossed-arrows](chip-manager-move.png) button to the left.
 
-to duplicate a chip, click the **Clone** button.
+to clone a chip, click the ![two pages](chip-manager-clone.png) button to the right.
 
-to replace a chip with a different one, click the **Change** button. this will display the chip selector.
+to replace a chip with a different one, click the !["eject"](chip-manager-change.png) button. this will display the chip selector.
 
 to remove a chip, click the ![X](chip-manager-remove.png) button.
 
-click on a chip's name to open chip configuration. this allows you to change chip options, such as clock rate, chip type and so on.
+to configure a chip, click the  ![chevron](chip-manager-edit.png) to the right of the LEDs. this allows you to change chip options such as clock rate, chip type, and so on. refer to [each chip's documentation](../7-systems/README.md) for more information on its options. 
diff --git a/doc/8-advanced/chip-manager.png b/doc/8-advanced/chip-manager.png
index 208a2fa7f..043d79ae7 100644
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