Bose FreeSpace IZA 190-HZ Service Manual

77
Diodes
ELECTRICAL PART LIST
FreeSpace
®
IZA 250-LZ DSP PCB Assembly
Reference
Designator
Description
V
endor Part
Number
Note
D1 LED, SMD, 2X1.25X1.1, GN, 0805 3700-7852+G 4
D2 BAV99, SOT23, PHILIPS 4840-8970+3 4
D3 DIODE, FAST, 75V, 0.5A, BAS316, SOD323 480S-3160+3 4
D4 DOUBLE, DIODE, BAT54S, SOT-23, SCHOTTKY 480T-54S0+3 4
D6 DOUBLE, DIODE, BAT54S, SOT-23, SCHOTTKY 480T-54S0+3 4
D8 DIODE, FAST, 75V, 0.5A, BAS316, SOD323 480S-3160+3 4
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Transistors
Reference
Designator
Description
V
endor Part
Number
Note
Q1 NPN, MMBT4401, SOT-23, HFE:20-300, SM 4854-4010+3 4
Q2 MMBT4403LT1G, SMD 4854-4030+3 4
Q3 NPN, MMBT4401, SOT-23, HFE:20-300, SM 4854-4010+3 4
Q4 NPN, MMBT4401, SOT-23, HFE:20-300, SM 4854-4010+3 4
Q5 NPN, MMBT4401, SOT-23, HFE:20-300, SM 4854-4010+3 4
Q6 NPN, MMBT4401, SOT-23, HFE:20-300, SM 4854-4010+3 4
Q7 NPN, MMBT4401, SOT-23, HFE:20-300, SM 4854-4010+3 4
Q8 NPN, MMBT4401, SOT-23, HFE:20-300, SM 4854-4010+3 4

Integrated Circuits
Reference
Designator
Description
V
endor Part
Number
Note
U1 DSP, AUDIO, TAS3204, PQFP-64 3132-8131+0 4
U2 MCU, UPD78F0572, SSOP-30 3132-8121+0 4
U3 16-CH, DEMULTIPLEXER, 74HC4067M96, SO 3132-3021+0 4
U5 REGULATOR, 3.3V, DPAK, NCP1117DT33T5G 3132-8071+0-11 4
U6 TL072CDR, DUAL, J-FET, INPUT, OP-
A
MP 3130-8020+0 4
U7 TL072CDR, DUAL, J-FET, INPUT, OP-AMP 3130-8020+0 4
U8 TL072CDR, DUAL, J-FET, INPUT, OP-AMP 3130-8020+0 4
U9 TL072CDR, DUAL, J-FET, INPUT, OP-AMP 3130-8020+0 4
U4 FLASH, MX25L4005AMC/ES25P40/W25X40 3132-7541+0 4
U10 TL072CDR, DUAL, J-FET, INPUT, OP-AMP 3130-8020+0 4
U11 OP, AMP, SMD, 105C, BA4560RF, SOP8 3132-7011+0 4
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Miscellaneous
Reference
Designator
Description
V
endor Part
Number
Note
CRYS1 CRYSTAL, 24.576MHZ, +/-20PPM, SM, HC 2300-3290+0 4
CRYS1-
GND
WIRE, JUMPER, ROLLER, FORM, D=0.6MM 635N-0002+0 4
J10 CONNECTO
R
, 8
P
, ST., WAFE
R
, P=2.0, COULOMB 2102-080S+003 4
J1B CONNECTOR, WAFER, 10, PIN, P2 2102-100S+003 4
J200 CONNECTOR, HEADER, 1X8P, P2.54, ST, MALE 2101-3134+0 4
J2B CONNECTO
R
, 8
P
, ST., WAFE
R
, P=2.0, COULOMB 2102-080S+003 4
J4A CONNECTO
R
, 11
P
, ST, WAFE
R
, P=2.0 2102-110S+003 4
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Bose FreeSpace IZA 190-HZ Specifications

General

Amplifier class	D
RMS rated power	90 W
Channels quantity	1 channels
Audio output channels	- channels
Peak power per channel	- W
Signal-to-Noise Ratio (SNR)	- dB
Total Harmonic Distortion (THD)	1 %
XLR in	Yes
Line inputs (RCA)	2
Line outputs (RCA)	1
Speakers connectivity type	RCA
Product color	Silver
Rack capacity	1U
Volume control	Rotary
Connectivity technology	Wired
AC input voltage	230 V
AC input frequency	50 - 60 Hz
Power protection features	Overheating, Short circuit
Power consumption (typical)	15 W
Package weight	4100 g

Weight and Dimensions

Depth	310 mm
Width	214 mm
Height	45 mm
Weight	3200 g