Bose L1 Pro32 Service Manual

24
MAIN-I/O PCB PARTS LIST
Inductors
Transistors
Reference Designator Description Material Number Note
L1 INDUCTOR, POWER, 0805, 85C, 0.25A, 20%,
4.7uH
722597-4R7M
L22 BEAD, FERRITE, 0402, 0.1A, 1800 OHM,
COMM
840686-182D
L29 INDUCTOR, POWER, SMT, 1.2A, 30%, 2.2uH,
COMM
852851-2R2N
L30 INDUCTOR, POWER, SMT, 0.7A, 20%, 220uH,
COMM
852883-221M
L31, L33-L34 INDUCTOR, POWER, SMT, 2.5A, 20%, 22uH,
COMM
853388-220M
L37 INDUCTOR, WW, CM, 1206, 0.2A, 2200 OHM,
COMM
855607-222
L7-L14, L25A, L25B, L26A,
L26B, L27A, L27B, L28A,
L28B
BEAD, FERRITE, 0402, 0.25A, 1.1 OHM, Z=1K 371767-0010
Reference Designator Description Material Number Note
Q14A, Q14B, Q15A, Q15B,
Q16A, Q16B, Q17A, Q17B,
Q18A, Q18B, Q19A, Q19B,
Q20A, Q20B, Q21A, Q21B
TRANSISTOR, PNP, 40V, 0.6A, SOT-23,
MMBT4403
260354-001
Q1-Q4 TRANSISTOR, NPN, 20V, 0.3A, 2SC3326-B,
SC-59
856177-0020
Q24 TRANSISTOR, MFET, N-CH, 60V, 2.1A, SOT23 856158-0010
Q25 TRANSISTOR, MFET, P-CH, -3.8A, -30V,
SOT23
852237-0010
Q27 TRANSISTOR, MFET, P-CH, -180mA, -60V,
SOT23
852238-0010
Q29-Q32, Q10A, Q10B,
Q11A, Q11B
TRANSISTOR, DUAL, COMP, 40V, 0.6A,
200mW, SOT-363
850060-0100
Q5 XSISTOR, BPLR, P, 40V, 200mA, SOT23 148596
Q7, Q26, Q28, Q22A, Q22B,
Q23A, Q23B
TRANSISTOR, NPN, 40V, 0.2A, MMBT3904,
SOT323
195357
Q8, Q12 TRANSISTOR, NPN, 40V, 0.6A, SOT-23,
2222A
326376-0010

Bose L1 Pro32 Specifications

General

Coverage Pattern	180° H x 0° V
Bluetooth	Yes
Battery Life	Not applicable
Type	Portable Line Array System
Maximum SPL	126dB
System Power	2000W peak
Inputs	2 x XLR-1/4" combo
Outputs	XLR line output