AudioCodes 420HD - 46 Diagnosing Phone Hardware; Figure 46-1: Diagnostic Tests Displayed in Phone LCD

Administrator's Manual 46. Diagnosing Phone Hardware
Version 2.2.8 253 400HD Series IP Phones
46 Diagnosing Phone Hardware
This section shows how to test the IP Phone's hardware functionality.
 To diagnose phone hardware:
1. Connect the phone's LAN port to a switch using a LAN cable.
2. Ensure that the DHCP server is functioning.
3. Connect a headset to the phone.
4. Power on the phone and wait until initialization is complete.
5. On the keypad, key in the number 0123456789 and then press the star key (*); the
diagnostic tests are displayed in the phone's LCD:
Figure 46-1: Diagnostic Tests Displayed in Phone LCD
6. Run all tests consecutively (LCD menu option 0 – All Tests) -OR- run a single test
(LCD menu options 1-10):
LCD Menu
Option
Test Description
0
All Tests 1-10 (listed below), performed in one continuous sequence,
where each test is followed by the next in the order listed.
1
Product Info Displays MAC address, SN (serial number), VERSION, IP
address, manufacturing company (AudioCodes) and phone
model. Verify that product information is correct.
2
Main LCD & Backlight Tests the backlight in the main LCD. Press OK successively
to test correct functionality.
3
BLF LCD & Backlight (Only applicable to 440HD model) Tests the backlight in the
BLF. Press OK successively to verify All White, All Black,
Backlight On and Backlight Off. Observe LCD notifications.
4
Keypad and Hook Tests off-hook/on-hook functionality. Verify correct
functionality. For more details, see Section 46.1.
5
LED Tests the LEDs. Press OK successively; LCD displays '
Green
LEDs are on' followed by 'Red LEDs are on' followed by '
Blue
LEDs are on' followed by 'All LEDs are on'. Verify correct
functionality.
6
Handset Tests handset microphone for recording/speaking and
handset receiver (speaker) for playing/listening. Verify
correct
functionality. For more details, see Section 46.2.
7
Headset Tests h
eadset microphone (recording/speaking) and headset
headphone/receiver (playing/listening). Verify correct
functionality. For more details, see Section 46.3 below.
8
Hands Free Tests speaker
microphone (recording/speaking) and speaker
receiver (playing/listening).Verify correct functionality. For
more details, see Section 46.4 below.