Yealink CP965 Recovery Guide

Recovery Mode on Yealink IP phones
17
For CP960 IP Phones
This section is only applicable to CP960 IP phones.
Procedures:
1. Reconnect the PoE adapter.
2. Long tap the Home touch key when the touch screen prompts “Initializing…” to trigger the recovery
mode.
The IP phone will read and upgrade the firmware from the USB flash drive, and the touch screen
prompts “Firmware Updating”.
When upgrading successfully, the touch screen prompts “Initializing”.
3. If the IP phone fails to upgrade, the LCD screen will indicate the failure. You need to check and make
sure:
 The file system of the USB flash drive should be FAT32.
 The USB flash drive has been successfully connected to the IP phone.
 The resource files are correctly renamed and placed on the USB flash drive.
 Repeat the recovery mode procedures to try again.
The LCD screen prompts “Update failed (-1)” when failing to upgrade:
4. Tap Settings->General to verify the current firmware version after upgrading successfully.
…. Update failed (-1) ….

Yealink CP965 Specifications

General

Control type	Touch
Display type	LCD
Product type	IP conference phone
Voice codecs	AGC, AJB, CNG, G.711a, G.711u, G.722, G.722.1C, G.723, G.726, G.729, G.729A, OPUS, PCMA, PLC, VAD, iLBC
Certification	CE, FCC, RoHS, REACH, ISO 9001, CCC
Product color	Black
Speaker power	5 W
Frequency range	100 - 20000 Hz
Built-in display	Yes
Display diagonal	5 \
Speaker diameter	56 mm
Bluetooth version	4.2
Display resolution	720 x 1280 pixels
Phonebook capacity	1000 entries
Top Wi-Fi standard	Wi-Fi 4 (802.11n)
Security algorithms	256-bit AES, HTTPS, MD5, WPA2, WPA3
Cable lock slot type	Kensington
Sound pressure level	94 dB
Recommended room size	Large room
Ethernet LAN data rates	10, 100 Mbit/s
Microphone pick-up range	6 m
Microphone direction type	Omnidirectional
Number of microphone arrays	1
Conference call ways quantity	10
USB version	2.0
USB connector type	USB Type-A, USB Type-C
USB ports quantity	2
Storage temperature (T-T)	-10 - 40 °C
Operating relative humidity (H-H)	10 - 90 %
Master (outer) case width	392 mm
Master (outer) case height	410 mm
Master (outer) case length	552 mm
Master (outer) case weight	9020 g
Harmonized System (HS) code	85176990
Power consumption (max)	14 W
Power consumption (Power over Ethernet (PoE))	20 W

Weight and Dimensions

Depth	322 mm
Width	328 mm
Height	62 mm
Package depth	398 mm
Package width	384 mm
Package height	105 mm