Sony MEX-BT4000E Service Manual page 6

MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
Replacing the lithium battery of the
remote commander
When the battery becomes weak, the range
of the remote commander becomes shorter.
Replace the battery with a new CR2025
lithium battery. Use of any other battery
may present a risk of fire or explosion.
Notes on the lithium battery
Keep the lithium battery out of the reach of
children. Should the battery be swallowed,
immediately consult a doctor.
Wipe the battery with a dry cloth to assure a
good contact.
Be sure to observe the correct polarity when
installing the battery.
Do not hold the battery with metallic tweezers,
otherwise a short-circuit may occur.
WARNING
Battery may explode if mistreated.
Do not recharge, disassemble, or dispose
of in fire.
Canceling the DEMO mode
You can cancel the demonstration display
which appears while this unit is turned off.
1
Press and hold the select button.
The setup display appears.
2
Rotate the control dial until "DEMO"
appears, then press it.
3
Rotate the control dial to select
"DEMO-OFF," then press it.
The setting is complete.
4
Press (BACK).
The display returns to normal reception/
play mode.
6
+ side up
IMPORTANT NOTE OF "INITIALIZING"
The purpose of "Bluetooth Initialize" is to initialize the Bluetooth
connection history (HF/Audio Streaming). (To delete the device
information for the devices that you connected to when searching,
etc.)
When the BT board or MAIN board (including BT board) are re-
placed, it is necessary to initialize this set.
Refer to the following, initialize this set.
Note: Phonebook data and dialed/received call history can be deleted by
executing "Reset."
Initializing Bluetooth Settings
You can initialize all the Bluetooth related
settings (pairing information, phonebook,
call history, preset number, device
information, etc.) from this unit.
1
Press and hold for 1
second to turn off the power.
2
Press and hold the select button.
The menu list appears.
3
Rotate the control dial to select "BT
INIT," then press it.
The confirmation appears.
4
Rotate the control dial to select "INIT-
YES," then press it.
"INITIAL" flashes while initializing the
Bluetooth settings; "COMPLETE"
appears when initializing has finished.
Note
When disposing of this unit, preset numbers
should be deleted with "BT INIT."
MODEL IDENTIFICATION
– Bottom View –
Model Number Label
Part No.
BT4000P: US and Canadian models
4-300-009-0[]
BT4000E: Russian model
4-300-010-0[]
BT4050U: E model
4-300-011-0[]
BT4050U: Mexican model
4-300-012-0[]
BT4050U: Saudi Arabia model
4-300-013-0[]
BT4000U: AEP and UK models
4-300-014-0[]
BT4054U: Indian model
4-300-015-0[]
Part No.
Destination