Bose L1 Pro16 Service Manual

34
POWER AMP PCB PARTS LIST
Diodes
Transistors
Integrated Circuit
Reference Designator Description Material Number Note
D6X, D6Y, D6Z, D7X, D7Y,
D7Z
DIODE, RECT, SUPERFAST, 200V, 1A, ES1D,
SMA
856033-0200
D9, D11, D15, D17 DIODE, SINGLE, 600V, 5A, RFNL58M6S, TO-
252
849891-0010
LED2-LED3, LED1X, LE-
D1Y, LED1Z
DIODE, LED, 0603, 50mA, RED, VERT 851303-0010
ZD3-ZD5 DIODE, ZENER, 0.2W, 5.1V, 5%, SOD-323F 856094-05V1
Reference Designator Description Material Number Note
Q1, Q3, Q6, Q8, Q10-Q11,
Q13-Q14
TRANSISTOR, MFET, N-CH, 600V, 18A, DPAK
849830-0020 3
Q12, Q18 TRANSISTOR, MFET, N-CH, 0.3A, 60V, SOT-23 356154-0010
Q16 TRANSISTOR, MFET, P-CH, 4A, 30V, SOT23 357292-0020
Q2, Q7, Q19-Q21, Q32 TRANSISTOR, PNP, 40V, 0.6A, SOT-23,
MMBT4403
260354-001
Q4 TRANSISTOR, NPN, 40V, 0.6A, SOT-23, 2222A 326376-0010
Q5, Q15, Q17, Q22-Q26,
Q30
TRANSISTOR, NPN, 40V, 0.2A, MMBT3904,
SOT323
195357
Q9 TRANSISTOR, NPN, 3A, 50V, SOT89 852881-0010
Reference Designator Description Material Number Note
U11, U16
IC, LIN REG, ADJ, SHUNT, TL431, 1%, SOT23-
3 330361-1030
U12
IC, DCDC CONV, BUCK, PWM, 1A, TSOT,
LV2843 842705-0010
U13 IC, VREG, LIN, POS, 5V, 78L05, SOT-89 856413-0010
U14
IC, VREG, SW, FLYBACK CNTRLR, HF500-30,
7PDIP 855588-0010
U17
IC, VREG, LIN, NEG, 0.1A, 5V, TS79L05CY,
SOT-89 856536-0010
U1X, U1Y, U1Z IC, PWR AMP, CLASS D, IRS2092, 16SOIC-N 855546-0010
U2X, U2Y, U2Z, U3X, U3Y,
U3Z
TRANSISTOR, MFET, N, 150V, 12.6A, SIR622,
SO8 847723-0100
U4-U5 IC, OPERATIONAL AMPLIFIER, 8SO, NE5532 852382-0010
U6, U10, U15, U18 IC, OPTOCOUPLER, EL817, 4SO 326344-0020 3
U7
IC, PFC CONTROLLER, TRANS MODE,
UCC28063 730085-0030
U8
IC, SW, CNTRLR, HALF-BRIDGE, HR1001A,
16SOIC 855754-0010
U9, U20 IC, OP AMP, DUAL, LM358, 8SOIC 856447-0010

Bose L1 Pro16 Specifications

General

Amplifier class	D
Frequency range	- Hz
RMS rated power	1250 W
Subwoofer peak power	1000 W
Sound pressure level (max)	124 dB
Amplifier	Built-in
Speaker type	-
Number of drivers	16
Built-in subwoofer	Yes
Subwoofer driver diameter (imperial)	18 \
Type	Freestanding Public Address (PA) system
Mounting type	Floor
Product color	Black
Volume control	Rotary
Number of mixer channels	3 channels
Connectivity technology	Wired & Wireless
6.35 mm (1⁄4-inch) input	1
Power source type	AC

Weight and Dimensions

Depth	456 mm
Width	355 mm
Height	2012 mm
Weight	24800 g