---
# System prepended metadata

title: Testing of UT4-GTY
tags: [DeWei, TestReport]

---

# Testing of UT4-GTY

## 1. ibert

### 1.1 Loop-back on Single optical module 

* OPT-Modules is supplied by: APAC-Opto(LM2C-L3S-TC-N-L)

![](https://i.imgur.com/m6SoaoP.png)

* 25Gbps Data Rate
* 11 Days: no error occurred
  * $(25e9) \cdot 3600 \cdot 24 \cdot 11 = 2.16e15 \cdot 11 = 2.376e16$ 

* Distance of Fiber: 20cm
![](https://i.imgur.com/DrrSzEq.jpg)

### 1.2 Connection between 2 optical modules (2 opt. modules)

* OPT-Modules is supplied by: APAC-Opto(LM2C-L3S-TC-N-L)

#### 1.2.1 Distance of Fiber: 50cm

![](https://i.imgur.com/R0aq53o.png)

* **connected fiber** (unknow supplier)
![](https://i.imgur.com/PXIX1Kd.jpg)

* 25Gbps Data Rate
* 3 Days: has error occurred
  * $(25e9) \cdot 3600 \cdot 24 \cdot 3 = 2.16e15 \cdot 3 = 2.7e14$ 

#### 1.2.3 Distance of Fiber: 110cm <2>

![](https://i.imgur.com/omQDZ46.png) 

* **connected fiber** (furukawa)
![](https://i.imgur.com/XbLatux.jpg)
* 25Gbps Data Rate
* 10 Days: rx_CH0->25 times error, tx_CH0->2 times error 
    * $(25e9) \cdot 3600 \cdot 24 \cdot 10 = 2.16e15 \cdot 10 = 2.16e16$

#### 1.2.4 Distance of Fiber: 500cm 

![](https://i.imgur.com/836OjI1.png) 

* **connected fiber** (MITS Component & System Corp.)
![](https://i.imgur.com/SD2h6Fm.jpg)
* 25Gbps Data Rate
* 3 Days: no error 
    * $(25e9) \cdot 3600 \cdot 24 \cdot 10 = 2.16e15 \cdot 3 = 2.16e16$


#### 1.2.5 Distance of Fiber: 300cm 

![](https://i.imgur.com/vIQmUaT.png) 

* **connected fiber** (MITS Component & System Corp.)
    * ![](https://i.imgur.com/eTJ77po.jpg)
    
* 25Gbps Data Rate
* 7 Days: no error 
    * $(25e9) \cdot 3600 \cdot 24 \cdot 7 = 2.16e15 \cdot 7 = 1.521e16$

#### 1.3 Connection between 2 optical modules (8 opt. modules)

* 25Gbps Data Rate
* **connected fiber** (MITS Component & System Corp.)
    * Distance of Fiber: 500cm
    *  ![](https://i.imgur.com/9IfKral.png)

#### 1.3.1 KB19529001~KB19529008

![](https://i.imgur.com/KfKCfhi.png)

* Configured connections
    * ![](https://i.imgur.com/3p2S4zY.png)

* 1 Days: 1654 times error on ch.0/bank.0
    * $(25e9) \cdot 3600 \cdot 24 \cdot 1 = 2.16e15 \cdot 1 = 2.16e15$

#### 1.3.2 KB19529009~KB19529016

![](https://i.imgur.com/BLWEkAh.png)

* Configured connections
    * ![](https://i.imgur.com/3p2S4zY.png)

* 1 Days: 1.6e4 times error on ch.0/bank.0
    * $(25e9) \cdot 3600 \cdot 24 \cdot 1 = 2.16e15 \cdot 1 = 2.16e15$

#### 1.3.3 KB19529017~KB19529024

![](https://i.imgur.com/bFC2aH9.png)

* Configured connections
    * ![](https://i.imgur.com/3p2S4zY.png)

* 1 Days: 7.5e11 times error on ch.0/bank.0
    * $(25e9) \cdot 3600 \cdot 24 \cdot 1 = 2.16e15 \cdot 1 = 2.16e15$


#### 1.3.4 KB19529025~KB19529032

![](https://i.imgur.com/KyMPZjJ.png)

* Configured connections
    * ![](https://i.imgur.com/3p2S4zY.png)

* ~6 hours: 7.5e11 times error on ch.0/bank.0
    * $(25e9) \cdot 3600 \cdot 24 \cdot 1/4 = 2.16e15 \cdot 1/4 = 5.4e14$

#### 1.3.5 KB19529033~KB19529040

![](https://i.imgur.com/fgMufaX.png)

* Configured connections
    * ![](https://i.imgur.com/3p2S4zY.png)

* ~18 hours: 4 times error on ch.1/bank.0
    * $(25e9) \cdot 3600 \cdot 24 \cdot 3/4 = 2.16e15 \cdot 3/4 = 1.62e15$

#### 1.3.6 Re-test problematic modules of ch.0/bank.0

![](https://i.imgur.com/LypipEN.png)

* Configured connections
    * ![](https://i.imgur.com/75Fd3eO.png)

* 1 Days: 7.5e11 times error on ch.0/bank.0
    * $(25e9) \cdot 3600 \cdot 24 \cdot 1 = 2.16e15 \cdot 1 = 2.16e15$

#### 1.3.x  KB19529001~KB19529008

![](https://i.imgur.com/vuT8SIW.png) 

* Configured connections
    * ![](https://i.imgur.com/aI5tXZD.png)

* 3 Days: 245 times error on ch.0/bank.0
    * $(25e9) \cdot 3600 \cdot 24 \cdot 7 = 2.16e15 \cdot 3 = 6.48e15$

## 2. User Data


###### tags: `TestReport` `DeWei`