Cambridgeaudio A351A int sm

Page 2

0 Cambridge Audio

Contents

Important safety instructions

Rear pa nel connections

Front panel controls tttttt

Remote control

Connections...

Technical specifications...

Troubleshooting...

Packaging exploded diagram.

Front panel exploded diagram
Unit exploded diagram
Main PCB Schematics , Tone Circuit
Main PCB Schematics , Power Amps
Main PCB Schematics , Power Supply
Main PCB Schematics , iPod Stage iiiii
Main PCB Schematics , Parts for Bom ......
Main PCB Gerbers iiiiiiiii
Main PCB BOM.....
Main PCB BOM.....

Microcontroller PCB Schematics...

Microcontroller Gerbers....
Microcontroller PCB BOM
USB PCB Schematic......
USB PCB Gerber iiiiiiiiiiii
USB PCB BOM ..
lC details.....

Important safety instructions

For your own safety please read the following important safety
instructions carefully before attempting to connect this unit to the mains
power supply. They will also enable you to get the best performance from
and prolong the life of the unit:

1. Read these instructions
. Keep these instructions.
. Heed all warnings.

. Do not use this apparatus near water.

2
3
4. Follow all instructions.
5
6. Clean only with a dry cloth.
7

. Do not block any ventilation openings. Install in accordance with the
manufacturers instructions.

8. Do not install near any heat sources such as radiators, heat registers,
stoves, or other apparatus (including amplifiers) that produce heat.

9. Do not defeat the safety purpose of the polarized or groundingetype
plug. A polarized plug has two blades with one wider than the other.
A groundingrtype plug has two blades and a third grounding prong.
The wide blade or the third prong are provided for your safety. If the
provided plug does not fit into your outlet, consult an electrician for
replacement of the obsolete outlet.

10. Protect the power cord from being walked on or pinched, particularly
at plugs, convenience receptacles and the point where they exit from
the apparatus.

11. Only use attachments/accessories specified by the manufacturer.

12. Use with only the cart, stand, tripod, bracket, or table
specified by the manufacturer, or sold with the apparatus.
When a cart is used, use caution when moving the cart/
apparatus combination to avoid injury from tiprover.

13. Unplug this apparatus during lightning storms or when unused for
long periods of time.

14. Refer all servicing to qualified service personnel. Servicing is
required when the apparatus has been damaged in any way, such
as the poweresupply cord or plug having been damaged, liquid has
been spilled or objects have fallen into the apparatus, the apparatus
has been exposed to rain or moisture, does not operate normally, or
has been dropped.

WARNING

- To reduce the risk of fire or electric shock, do not expose this unit to
rain or moisture.

- Batteries (battery pack or batteries installed) shall not be exposed to
excessive heat such as sunshine, fire or the like.

The unit is of Class 1 construction and must be connected to a mains
socket outlet with a protective earthing connection.

The unit must be installed in a manner that makes disconnection of
the mains plug from the mains socket outlet (or appliance connector
from the rear of the unit) possible. Where the mains plug is used as the
disconnect device, the disconnect device shall remain readily operable.
Only use the mains cord supplied with this unit.

Please ensure there is ample ventilation (at least 10cm clearance all
round). Do not put any objects on top of this unit. Do not situate it on
a rug or other soft surface and do not obstruct any air inlets or outlet
grilles. Do not cover the ventilation grilles with items such as newspapers,
tablecloths, curtains, etc.

This unit must not be used near water or exposed to dripping or splashing
water or other liquids. No obyects filled with liquid, such as vases, shall
be placed on the unit.