Bang Olufsen Beosound 3200 Service Manual

BeoSound 3200

Type 2681, 2682, 2683, 2684, 2685, 2686, 2687, 2690 From serial no. 19533053

Supplement

English

illustration

CONTENTS
Survey of modules .....................................................................	1.1
Diagrams etc .........................................................................................	2
Wiring diagram ..........................................................................	2.1
Block diagram ............................................................................	2.2
Available parts ......................................................................................	3
Testmodes etc. ...................................................................................... 4
Dismantling ..........................................................................................	5
Service position ..........................................................................	5.1
Service tool ................................................................................	5.2
Insulation test .......................................................................................	6

This manual only contain the differences from the BeoSound 3000 to the BeoSound 3200. All other documentation can be found in the BeoSound 3000 manual.

			Survey of modules 1.1
2	Interface f/µPH8	18	Headphone
3	µPH8 Microcomputer	20	IR receiver and left door sensor
5	Display	21	Door sensor right
7	Codec	28	Light supply
8	Stabiliser	86	Tuner-FM/AM-RDS-Stereo decoder
9	Light and motor control	89	Interface f/CD PRO MKII
12	Power Supply, Input select & Pre-amp.	90	CD PRO MKII
14	Master Link Audio interface	91	Hard Disk Drive
15	Transformer

Documentation on the modules marked with black can be found in the BeoSound 3000 service manual (part no. 3538952 and 3538953).

9	90	89
		28
				Codec
	5			PCB7
				HDD
					Stabiliser
				PCB91
			15		PCB8
20		3		14	86
		21
	18	2			12

Wiring diagram 2.1	2.1 Wiring diagram	2.1

Wiring diagram

			6277686
			SPDIF +
			SPDIF -
							P1003
							PCB81
							PCB90
		6277384
		SDA1
		SCL1
	AFL Codec
	USB
	PCB 7
P4	P2	SDA1
		SCL1
	HDD
	PCB 91
	P3	6277724	P16
		L out
		R out
		GND
		NC
		NC
	P1	6277724
		GND
		+ 12 V
		GND
			P2	Stabiliser	P1	GND	P122
						6277724
				PCB 8		+ 12 V
						GND

Block diagram 2.2	2.2 Block diagram	2.2

Block diagram

Trafo PCB		+12V in						CODEC PCB
+12V				DC / DC	+5Vd
					+3.3V
					+1.8V		FLASH	SDRAM
					+5Va
GND		Voltage		ON / OFF	-5Va
	GND	Regulator
		+5V stby			UP Reset
				Port		Reset
Powersupply
				Expand	IIC ON	Reset
LF board							Reset
					Mute
				IIC
		IIC (SCL & SDA)
IIC							IIC
										Harddisc
					Fs = 44.1 K			DSP
CD-Player				Level			Spdif		24.576 MHz
	75 Ohm coax cable			Converter
Spdif
					Clock		Spdif CLK
					33.868 MHz
Powersupply					Div 2				+5Vd	+5V
LF board					16.934 MHz					Control
GND	Sense
			Differential		Buffer
R In	R Out		Amplifier		Filter		IIS	Power	+1.8V
					DAC
	L Out							Supply	+3.3V
L In
					Reset	Mute

Available parts 3.1	3.1 Available parts	3.1

Available parts Front

9001

9002

1 1

1

1

9

1

9008

9009

9010

					9021	6			90
					9022
					9023			6
						6
					9024
9003					9025			6
					9026				9024
9004					9027				9025
9005									9024
9006									9025
		2
		2							9027
9007			2
					7			4
			2
				9005	7
						7
									4
				9011
					0501
				9012	0502				5
					0503		5
				9013	05DP2
					0504
	3			9014	0505
				9012	0501
					0502
		3			0503
				9013	05DP1
					0504
	3			9014	0506
				9015
	3
				9016
		3
				9017
		3
	3					89
				9018
				9019
		3
									9028
				9020

9029

			Available parts	3.2	3.2	Available parts	3.2
Front	9001	3162622	Cover, left
	9002	3162830	Glass, left
	9003	2802056	Ring f/clamper with magnet strips
	9004	3017028	Wheel
	9005	2830111	Cylinder pin
	9006	3162652	Clamper
	9007	3153031	Clamper, complete
	9008	2819251	Spring
	9009	3165027	Cover f/clamper
	9010	3904213	Alu foil w/tape
	9011	3162461	Cover f/CD
	9012	8230100	PCB w/lamp
	9013	3131356	Light cabinet
	9014	3322145	Window
	9015	3322137	Window
	9016	2572045	Spacer
	9017	7500270	Contact spring
	9018	2816257	Ground spring
	9019	2776761	Set of buttons
	9020	3451770	Front piece, complete
	9021	2917025	Ball
	9022	2816235	Spring
	9023	2311045	Magnet top
	9024	3333017	Rubber damping
	9025	2812132	Compression spring
	9026	3112418	Chassis
	9027	2810254	Tension spring
	9028	3162623	Cover, right
	9029	3162831	Glass, right
	05Module	8001362	Display
	0501	8330286	LED backlight module
	0502	7500272	Contact rubber
	0503	2574079	Rubber pad
	0504	3370148	Foil
	0505	3151285	Holder, upper
	0506	3151292	Holder, lower
	05DP1	8330259	Display, lower
	05DP2	8330468	Display, upper
	09Module	8001550	Light and motor control
	89Module	8001823	Interface f/CD PRO MKII
	90Module	8420240	CD PRO MKII incl. pos. no. 9021, 9022 and 9023
Screws
	1	2013144	Screw 3 x 8mm
	2	2036036	Screw 2.5 x 4mm
	3	2013118	Screw 3 x 8mm
	4	2013172	Screw 3 x 6mm
	5	2036085	Screw 2.5 x 6mm
	6	2038118	Screw 3 x 6mm
	7	2038133	Screw 3 x 11mm

Available parts 3.3	3.3 Available parts	3.3

Chassis

	9101
91M1
9102	10

9102	10	11		12
	10	11
9103		11	13	13
9104			13
9105
9106
9107
2001

2002

2003

20 20

2004

9114

9115

9115

9117

9118

9119

9119

9119

9160	9119

	36
34	35	7
33	36	34	36
			35
34 35		33	36
33
			35

33	34

8	3
	9
		9108
		3
		9109
		9110
		9111
		9112
	12
		9130		19	18	17
		9130	1
	3	9131
		9132
		3
		9133
		28	8	3
			3
			3
		20
				9116
	1			9116
		1		9116
	1		1

18

9115

21

9117

9117

9118

9119

17

1 17 17

17

1

86

9134
	9142
	9143
	9144
9135	9145
	9146

					27
							32
9123							27
							9162
91M2
9129							27
							9153
9163
							27
							9154
							27
9148
9149							9155
			14			28
9148		12				28	9156
					15
9148						28
1201							9157
8601							30
	8						2
8602							9158
9150							3
	29			31
9151			1		21	30
		22		31		30	9159
	29		1
9152
	1
	1
23	9137
23		23 23
	9138
			24
	9139	25		24
			25
2424				26

	25	25	26						9140
							26
									9141
	9147		26				24
9136						23 23	25	24
							25		9137
			26			9142		23
			24			9143		23
			25
				24		9145			9138
			25		26
						9144			9139