Sony MEX-BT3807U Manual de serviço - Página 5

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NOTE FOR REPLACEMENT OF THE BT BOARD

When repairing, the complete BT board (Part No. A-1641-142-A)

should be replaced since any parts in the BT board cannot be re-

paired.

NOTE FOR REPLACEMENT OF THE SERVO BOARD

When repairing, the complete SERVO board (Part No. A-1554-

409-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 six terminals of the connector.

USB 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.

KEY board

+ side up

MEX-BT38UW/BT3800U/BT3807U/BT3850U

MODEL IDENTIFICATION

– Bottom View –

Model Number Label

Part No.

BT3800U: US and Canadian models

4-160-362-0[]

BT38UW

4-160-363-0[]

4-160-364-0[]

BT3800U: AEP and UK models

4-160-365-0[]

BT3807U

4-160-366-0[]

BT3850U: E model

4-160-367-0[]

BT3850U: Saudi Arabia model

Part No.

Destination