Sony MEX-BT3600U Service Manual page 5

NOTE FOR REPLACEMENT OF THE BT BOARD
When repairing, the complete BT board (A-1433-972-A) should
be replaced since any parts in the BT board cannot be repaired.
NOTE FOR REPLACEMENT OF THE SERVO BOARD
When repairing, the complete SERVO board (A-1362-921-A)
should be replaced since any parts in the SERVO board cannot be
repaired.
NOTE FOR REPLACEMENT OF THE USB CONNECTOR
(CN902)
To replace the USB connector requires alignment.
1. Insert the USB connector into the front panel.
2. Place the KEY board on the front panel and align the terminals
of the USB connector with the holes in the KEY board.
3. Solder the four terminals of the connector.
USB (socket) connector
front panel
Replacing the lithium battery of the card remote
commander
Under normal conditions, the battery will last approximately 1 year.
(The service life may be shorter, depending on the conditions of use.)
When the battery becomes weak, the range of the card 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.
BLUETOOTH FUNCTION CHECKING METHOD
USING A CELLULAR PHONE
1. Required Equipment
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•
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2. Preparation
Turn on the Bluetooth function of the cellular phone in advance.
Remove a Bluetooth device connected to the cellular phone in ad-
vance. (at least, remove XPLOD)
3. Test Environment
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KEY board
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•
•
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4. Setting
Install the MEX-BT3600U on the desktop.
5. Precautions
Beware of the following points when conducting the talking
test:
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•
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6. BT PHONE Function Check
1. Press the [BLUETOOTH] button for 5 seconds to check if the
2. Search peripheral equipment from the cellular phone to check
3. Search peripheral equipment from the cellular phone apart
+ side up
4. Check if peripheral equipment can be registered to the cellular
5. Make a connection to the cellular phone to check if the HF
6. After making a connection to the cellular phone, move the cel-
7. After switching the source of the MEX-BT3600U to other than
8. Check that the sound being played is interrupted and in turn the
9. Press the [PUSH SELECT] button for a short time to check
Set to be tested (MEX-BT3600U)
Cellular phone (Recommended SEMC K320i or K800i, or
select from connectable cellular phones list)
Speaker connection (at least Front L/R ch)
DC power supply (12V)
No other Bluetooth device is making a communication in the
periphery. (within 20m)
No other MEX-BT3600U is supplied with electric power.
There are no two or more wireless LAN access points in the
periphery. (with 50m) (one is OK)
The set should be tested in a place such as a meeting room, free
from ambient noise.
The speaker at the far end should be in a place such as another
meeting room separated acoustically.
There is no fault if a talking can be made by adjusting appro-
priately the volume of the telephone of the other party and the
cellular phone connected through the Bluetooth, besides the
setup of MEX-BT3600U.
The speaker's voice will become loud naturally if the periph-
ery is noisy, or become low if quiet. (even though the speaker
intents to talk on the same volume level)
The speaker's voice will become loud naturally if the other
party's voice is loud.
BT logo changes from lighting to blinking.
if "XPLOD" is found.
from the set about 5m to check if "XPLOD" is found.
phone (pass code 0000).
logo lights up. (This may be conducted at the same time in item
4)
lular phone apart from the set about 5m to check if the connec-
tion is held.
BT PHONE (e.g. TUNER) to check that a sound is generated,
make a call to the cellular phone connected to the set.
ring tone is heard. (the built-in sound of the set will be gener-
ated or the ring tone of cellular phone will be heard depending
on the cellular phone)
that the conversation can be made.
MEX-BT3600U
5