Cisco 7931G User Manual

•
Change the time-of-day restrictions that prevent you from using some features during certain hours of
the day. For more information, contact your system administrator.
Missing Softkey
Problem
The softkey that you want to use does not appear.
Cause
One or more of the following factors might apply:
•
There are additional softkeys to display.
•
The state of the line determines the phone softkeys.
•
Your phone is not configured to support the feature associated with that softkey.
Solution
Use one of these options:
•
Press More to reveal additional softkeys.
•
Change the line state (for example, go off-hook or have a connected call).
•
Contact your system administrator to request access to the feature.
Cannot Use CallBack
Problem
CallBack fails.
Cause
The other party might have Call Forward enabled.
Call Forward All Error Message
Problem
The phone shows an error message when you attempt to set up Call Forward All.
Cause
Your phone may reject your attempt to set up Call Forward All directly on the phone if the target number that
you enter would create a Call Forward All loop or would exceed the maximum number of links permitted in
a Call Forward All chain (also known as a maximum hop count).
Cisco Unified IP Phone 7931G User Guide for Cisco Unified Communications Manager 9.0 (SCCP and SIP)
96
Troubleshooting
Missing Softkey

Cisco 7931G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Wall mountable	Yes
Electromagnetic compatibility	FCC Part 15 (CFR 47) Class B, ICES-003 Class B, EN55022 Class B, CISPR22 Class B, AS/NZS CISPR 22 Class B, CISPR 24, VCCI Class B, EN55024, EN 50082-1, EN 61000-3-2, EN 61000-3-3, EN 61000-6-1
Wi-Fi	No
Networking standards	IEEE 802.1Q, IEEE 802.1af, IEEE 802.1p
Ethernet LAN interface type	Fast Ethernet
Supported network protocols	DHCP, TFTP, CDP
Lines quantity	24 lines
Phonebook capacity	- entries
Number of VoIP accounts	-
Voice codecs	G.711a, G.729A, G.729B, G.729ab
Volume control	Digital
Display resolution	192 x 64 pixels
Display number of lines	3 lines
Display number of colors	Monochrome
Storage temperature (T-T)	-10 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Safety	(UL) 60950, (CSA) C22.2 No. 60950, EN 60950, IEC 60950, AS/NZS60950, TS 001
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	229 mm
Width	203 mm
Height	178 mm
Weight	1360 g