Sanyo TUHD1000 User manual

TUHD1000

High Definition Terrestrial

Set Top Box

OK

0

JK LMNOGH I

TEXT

SU B

1 682 345 44

1 682 346 07: OTA ver.

SM0941001

PROUDUCT CODE NO.:

Contents

Safety precautions.................................................................2

Method of software upgrading .............................................4

Working principle analysis of the unit .................................9

System interconncect diagram........................................... 11

IC block diagram ..................................................................12

Trouble shooting..................................................................28

Schematic Diagram..............................................................33

APPENDIX-A:Main assembly TUHD1000 ..........................42

Safety precautions

Please read it carefully and make sure you understand the contents

fully. For your safety, heed the warnings.

z Do not open the cover. It is dangerous to touch any of the

internal parts of the

•

receiver due to possible electric shock

hazard.

z Do not attempt to service this product by yourself. Refer all

serving to qualified service personnel.

z Disconnect the receiver from the wall outlet before cleaning it.

Use only a soft dry

•

cloth to clean the case of the receiver.

z When the receiver is unused for a long time or

during a thunder storm, please unplug the

power cord from the wall outlet and disconnect

the antenna lead.

z Do not connect or modify cables when the receiver is plugged-in.

Power off the receiver at the wall outlet before connecting or

disconnecting any cables.

z Do not use a damaged power cord. Damaged power cords may

cause a fire or an electric shock.

z Do not touch a power cord with wet hands. It may cause an

electric shock.

z Never stand the receiver on soft furnishings or carpets. This

product is designed for indoor use only.

z Do not use or store the receiver where it is exposed to direct

sunlight or near a heater.

z Never stack other electronic equipment on top of the receiver.

z Do not use any attachments that are not recommended by the

manufacturer

z Do not expose the receiver to any liquid dripping or splashing.

z Do not place objects filled with liquids, such as vases, on the

receiver.

z The ventilation vents should not be impeded by covering them

with items, such as newspapers, tablecloths, curtains etc.

Ensure a minimum distance of 5 centimeter (5cm.) around the

receiver for sufficient ventilation.

z No naked flame sources, such as lit candles, should be placed

on the apparatus.

z Dispose of remote control batteries properly in accordance with

local, state or federal regulations.

Method of software upgrading

Working principle analysis of the unit

Feature:

System interconncect diagram

IC block diagram

1, STi7710

2, Tuner

z Description

z Block diagram

z Pin definitions

3, IC STV0360

z STV0360 block diagram

z STV0360 pin out of TQFP64

4, FLASH M29W640FTP

z Description

z Logic diagram

Signal name table

z Pin connections

5, DDR HY5DU561622CTP

z DESCRIPTION

Pin connections

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Sanyo TUHD1000 User manual

Sanyo TUHD1000 User manual

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