Bose Sounddock 1 Service Manual

©2008 Bose Corporation
Reference Number 277378-SM Rev. 12
Service Manual
SoundDock®
Digital Music System
with original Firewire charging
2004-2008
Electronic Copy Only
This Service Manual applies to original SoundDock systems built before 8/8/08, DOM 8221. For SoundDock sys-
tems built after 8/8/08, use the new SoundDock manual with “USB iPod Charging” part number 277378-SM_USB.
To determine the SoundDock version, use the date of manufacture (DOM) encoded within the serial number located
on the product...

2
CONTENTS
Safety Information ............................................................................................................................. 3
Specifications.................................................................................................................................... 4
Product Description ......................................................................................................................... 5
Part List Notes...

3
SAFETY INFORMATION
1.Parts that have special safety characteristics are identified by the          symbol on schematics
or by special notes on the parts list. Use only replacement parts that have critical characteristics
recommended by the manufacturer.
2. Make leakage current or resistance measurements to determine that exposed parts are
acceptably insulated from the supply circuit before returning the unit to the customer.
Use the following checks to perform these measurements:
A. Leakage Current Hot...

4
SPECIFICATIONS
Electrical
Power Supply Input:
Voltage:100VAC to 240VAC (universal), 50-60Hz
Current  Consumption: 1 A (rms) max for 115VAC
.5 A (rms) max for 230VAC
Power Supply Output:
Voltage: 20V
+/- 1V
Current: 2A (max)
SoundDock
® Input:
Voltage:±18VDC-10%, +15%
Current Consumption: 1A (max)
Power Consumption: 36W (max, continuous)
Acoustic
Drivers:2 - 2.25” Full Range Twiddler™ speakers
Nominal Impedance:3.6 Ohms
Port Tuning:80 HZ
Physical Description
Mechanical Specifications:6.65”H x 11.91”W x...

5
PRODUCT DESCRIPTION
SoundDock®is a powered acoustic package for current and future versions of Apple’s iPod portable
MP3 player. It takes the design form of a “picture frame” - a rectangular speaker package that allows
the iPod to dock into the middle. SoundDock with docked iPod is an elegant, highly functional, and
great-sounding system for use in the living room, kitchen, or bedroom. Bose
® developed and manu-
factured the product with input from Apple. Apple and Bose will advertise and sell the...

6
PART LIST NOTES
1. This part is not normally available from Customer Service. Approval from the Field Service
    Manager is required before ordering.
2. The individual parts located on the PCBs are listed in the Electrical Part List.
3.           This part is critical for safety purposes. Failure to use a substitute replacement with the
    same safety characteristics as the recommended replacement part might create shock, fire
    and/or other hazards.
4.This part is referenced for informational...

7
USB UPDATE PROCEDURE
The SoundDock Digital Music System changed
the way it charges the iPod in October of 2008.
The system now charges via the USB charge
pins on the iPod.
This change was based on information received
from Apple describing a change to the iPod
charge circuit. iPods manufactured before 8/08
have the ability to charge via Firewire and USB,
some new iPods introduced in November of
2008 will not support the Firewire charge circuit.
It is possible to upgrade SoundDock systems
built before...

8
NEW IPOD CHARGING CIRCUIT
The original SoundDock® Digital Music System charges the iPod with the Firewire connection pins
on the dock assembly. Pin 11 of the Dock connector is used to charge the iPod Battery and pin 13 is
used to detect the iPod is placed on the cradle.
TP226TP227
TP233
TP220
TP212
TP231
TP232
TP225
GND
MTH MTH
255130-024J20112 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
TP228
TP230
TP222
TP213
TP224GND
TP215
DGNDTP217
TP223
GND
TL3301ES201 1
23
4
TL3301ES200 1
23...

9
PACKAGING PART LIST
Figure 1. Packing Exploded View
8
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9 11
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6
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5 4
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1
.2
3
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7
10 12



Item 
NumberDescription Part Number QTY Note 
1  Kit, Inserts, iPOD, 2pcs, WHT 
Kit, Inserts, iPOD, 2pcs, BLK 285755-002 
285755-012 1
2  Insert, iPOD, Nano, 1pcs, WHT 
Insert, iPOD, Nano, 1pcs, BLK 044371 
044370 1
3  Universal Insert, iPOD, Adapter, 1pcs, WHT (see pg. 4) 
Universal Insert, iPOD, Adapter, 1pcs, BLK (see pg. 4) 042246 
042399 1
4  Remote Control, IR, 6 Function, W HT...

10 Figure 2. Speaker Assembly
SPEAKER ASSEMBLY
Item 
Number Description Part Number QTY Note 
1  GRILLE,  .024” CRS , SLVR 
GRILLE,  .024” CRS , GRY 277366-001 
277366-041 1
2  TAPE, FOAM, 30X75X3MM  280225-001  1   
3  CABLE, FLEX, 4 CONDUCTOR  277640-004  1   
4  SCREW, HILO, 4-16x.375, Pan 
SCREW, HILO, 4-16x.375, Pan, BLK 181621-06 
288372-006 1
5  IR RECEIVER PCB 
IR RECEIVER PCB RoHS 290378-001 
290352-001 1 2 
6  TWIDDLER™ w/ HARNESS ASSEMBLY 
TWIDDLER™ w/ HARNESS, RoHS 273488-001 
273488-004 2
7...