# nav\_pin\_keypad

{% columns %}
{% column width="33%" %}
![](/files/zjmFMsNr8Bj50YcYxM18)
{% endcolumn %}

{% column %}
**Description**

Accessibility PIN Entry keypad looks and behaves just like the Standard PIN Entry keypad with full audio instructions that provide hardware keypad layout description. Upon selecting the first digit, the terminal will provide audio feedback confirmation that the first digit was entered followed by audio confirmation count for other digits entered.

\
**Merchant/Customer action**

Customer enters the PIN using the accessibility feature.

\
**Audio InstructionsInitial instructions**

“Please enter your PIN. Keypad has telephone layout with One, Two, Three at the top and Cancel, Back, OK at the bottom. To find digit keys, start from the number 5 key which has a tactile bump, and move horizontally To finish and pay,or vertically. The Cancel, Back and Ok keys also have a tactile symbol to assist with finding them. To enter a digit, press a digit key and listen for the acceptance sound. The terminal will announce when you have entered each digit. To finish and pay, press the Ok key at the bottom right. To abort transaction, press the Cancel key at the bottom left. If assistance is needed, please request merchant help in accessing the training module containing audio and written instructions.”

\
**Follow-up instructions**

“Zero digits entered. Please continue entering PIN, or select Cancel to abort transaction.” *(please note: the number of digits stated will correspond to the number of digits entered at the time instructions are played.)*

\
**First digit entered**

“First digit entered”

\
**Second digit entered**

“Second digit entered”

\
**Third digit entered**

“Third digit entered”

\
**Fourth digit entered**

“Fourth digit entered”

**Initial instructions**

**Follow-up instructions**

**First digit entered**

**Second digit entered**

**Third digit entered**

**Fourth digit entered**

\
**Configuration Parameters**

`Navigator.AccessibleTrainingPinFailures` - The maximum number of PIN retries after which the short training for PIN entry will start.

`Navigator.DefaultVolumeLevel` - Minimum audio instructions volume level
{% endcolumn %}
{% endcolumns %}

\---


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.verifone.com/functional-specification/nav_pin_keypad.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.