Main Board
DSL Controller?
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-5-1024x818.png)
D1_DSL
W8396L01?
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-24.png)
D1_FAST
Le87281 – G.Fast Single Channel Line Driver
https://www.microsemi.com/product-directory/g-fast/4139-le87285
![Image result for Le87285](https://www.microsemi.com/images/Le87285_Block_Diagram.png)
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-25.png)
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-6-1024x654.png)
U11
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-7-1024x468.png)
UART?
J2
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-12.png)
Main Controller
Catalyst semi? Microsemi?
S8383N23
SLMD8
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-11-1024x885.png)
Ethernet Transformer
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-8.png)
U7 – Flash
WINDBOND W29N01HVSINF
1G-BIT 3.3V NAND FLASH MEMORY
https://au.mouser.com/ProductDetail/Winbond/W29N01HVSINF?qs=qSfuJ%252Bfl%2Fd68d%2FhchnSqAQ%3D%3D
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-9.png)
Power Board
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-14.png)
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-13.png)
PIC16F18346
Testpoints around this uC
TP10
TP14
TP17
TP21
TP54
TP35
LEDS
LightPipes
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-23-1024x740.png)
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-3-1024x327.png)
Power D31
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-15.png)
R75
TP53
Link D30
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-16.png)
R73 (Red)
R74 (Blue)
Sync D49
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-17.png)
R120
TP65
Lan D25
![](https://blog.hegars.com/wp-content/uploads/2019/10/image-18-1024x585.png)
R118 (Blue)
R119 (Orange)
TP63
TP64