LG SPK5B-W Service Manual

Copyright © 2018 LG Electronics Inc. All rights reserved.
Only for training and service purposes.
IC Symbol IC Name/ Type Vcc/ Vdd
IC100
MICOM
MSP430F5438AIPZR • Spec:
TYPE: VQFN 100P
AVCC:1.8 V ~ 3.6 V
VENDER: TI DVCC:1.8 V ~ 3.6 V
AVCC • Measured Voltage:
DVCC AVCC:3.32 V
DVCC:3.32 V
IC101
SERIAL FLASH MEMORY
GD25Q80CSIG • Spec:
TYPE:SOP-8 VCC: 2.7 V ~ 3.6 V
VENDER:GIGADEVICE • Measured Voltage:
VCC:8 VCC: 3.32 V
IC102
SERIAL FLASH MEMORY
GD25Q80CSIG • Spec:
TYPE:SOP-8 VCC: 2.7 V ~ 3.6 V
VENDER:GIGADEVICE • Measured Voltage:
VCC:8 VCC: 3.32 V
IC103
SERIAL FLASH MEMORY
GD25Q80CSIG • Spec:
TYPE:SOP-8 VCC: 2.7 V ~ 3.6 V
VENDER:GIGADEVICE • Measured Voltage:
VCC:8 VCC:3.32 V
IC200
A/D CONVERTER
PCM1808 • Spec:
TYPE: TSSOP VCC: 4.5 V ~ 5.5 V
VENDER: TI VDD: 2.7 V ~ 3.6 V
VCC : 3 • Measured Voltage:
VDD: 4 VCC: 5.15 V
VDD: 3.36 V
IC300
DC,DC
MP9453 • Spec:
TYPE: SOT563 Vin: 4.2 V ~ 17 V
VENDER: MPS VOUT: 0.8 V ~ 10 V
Vin: 1 • Measured Voltage:
SW: 2 Vin: 12.02 V
VOUT: 5.13 V
IC301
DC,DC
TLV62565 • Spec:
TYPE:SOT-23 Vin: 2.7 V ~ 5.5 V
VENDER: TI VOUT: 0.6 V ~ 5.225 V
Vin: 4 • Measured Voltage:
SW: 3 Vin: 5.12 V
VOUT: 3.36 V
IC302
DC,DC
MP9442 • Spec:
TYPE: TSOT23-8 Vin: +4.0 V ~ +36 V
VENDER:MPS Vout: 0.8 V ~ 33 V
Vin: 2 • Measured Voltage:
Vout: 3 Vcc: 25.44 V
Vout: 12.05 V
IC Symbol IC Name/ Type Vcc/ Vdd
IC303
DC,DC
TLV62565 • Spec:
TYPE:SOT-23
Vin: 2.7 V ~ 5.5 V
VENDER: TI VOUT: 0.6 V ~ 5.225 V
Vin: 4 • Measured Voltage:
SW: 3 Vin: 5.10 V
VOUT:1.52 V
IC304
Switch IC
SY6288C3AAC • Spec:
TYPE: TSOT23-5 Vin: 2.5 V ~ 5.5 V
VENDER:Silergy out: 0 V ~ 5.5 V
Vin: 5 • Measured Voltage:
Vout: 1 Vin: 3.32 V
out: 3.31 V
IC305
DC,DC
TLV62565 • Spec:
TYPE:SOT-23 Vin: 2.7 V ~ 5.5 V
VENDER: TI VOUT: 0.6 V ~ 5.225 V
Vin: 4 • Measured Voltage:
SW: 3 Vin: 5.12 V
VOUT: 3.38 V
IC306
Switch IC
TPS2069CDBVR • Spec:
TYPE:SOT-23 Vin: 4.5 V ~ 5.5 V
VENDER: TI • Measured Voltage:
Vin: 5 Vin: 5.11 V
Out:1 Out: 5.08 V
IC307
DC,DC
MP9453 • Spec:
TYPE: SOT563 Vin: 4.2 V ~ 17 V
VENDER: MPS VOUT: 0.8 V ~ 10 V
Vin: 1 • Measured Voltage:
SW: 2 Vin: 12.02 V
VOUT: 1.22 V
IC309
Switch IC
SY6288C3AAC • Spec:
TYPE: TSOT23-5 Vin: 2.5 V ~ 5.5 V
VENDER:Silergy out: 0V ~ 5.5 V
Vin: 5 • Measured Voltage:
Vout: 1 Vin: 3.32 V
out: 3.31 V
IC310
Switch IC
SY6288C3AAC • Spec:
TYPE: TSOT23-5 Vin: 2.5 V ~ 5.5 V
VENDER:Silergy out: 0 V ~ 5.5 V
Vin: 5 • Measured Voltage:
Vout: 1 Vin: 3.33 V
out: 3.31 V
3-203-19
CIRCUIT VOLTAGE CHART
 IC VOLTAGE

LG SPK5B-W Specifications

General

Brand	LG
Model	SPK5B-W
Category	Speaker System
Language	English