Nokia 3109 - Manual (Page 17)

Do not connect products that create an output signal as
this may cause damage to the device. Do not connect
any voltage source to the Nokia AV Connector.
When connecting any external device or any headset,
other than those approved by Nokia for use with this
device, to the Nokia AV Connector, pay special attention
to volume levels.
Strap
1. Open the back cover.
2. Hook a strap behind the
clamp as shown in the
picture (1) and close the
back cover (2).
Your device
Keys and parts
1 — Earpiece
2 — Display
3 — Left selection key
4 — Call key
5 — Infrared (IR) port
6 — Navi™ key: 4-way scroll key and middle selection
key
7 — Right selection key
8 — End key
9 — Keypad
10 — Microphone
11 — Charger connector
12 — Nokia AV Connector (2.5 mm)
13 — Mini USB cable connector
15
Your device
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