LG NP8540 - Circuit Voltage Chart; Ics; Capacitors; Connectors

IC Sym Vcc/Vdd
IC100
EEPROM
• Spec : 1.8 to 5.5 V
• Measured Voltage :
Vdd : 3.33
IC102
ADC
• Spec : 2.7 ~ 3.6 V
• Measured Voltage :
Vdd : +3.3
IC103
Micom
• Spec : −0.5 to +6.5 V
• Measured Voltage :
Vdd : 3.33
IC501
MPEG
• Spec :
Vcc33 : 3.15~3.45, DDRVcc : 1.425~1.575, Vcc12 : 1.14 ~ 1.26
• Measured Voltage :
Vcc33 : 3.3 V, DDRVcc : 1.5 V, Vcc12 : 1.2 V
IC503, 504
DDR3
• Spec : 1.425 ~ 1.575
• Measured Voltage :
Vdd : 1.5
IC505
Nand Flash
• Spec : 2.7 ~ 3.6
• Measured Voltage :
Vdd : 3.26
IC700
AMP
• Spec :
Vcc : 4.5 ~ 26 V, Vdd : 3 ~ 3.6 V
• Measured Voltage :
Vcc : 18 V, Vdd : 3.3 V
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CIRCUIT VOLTAGE CHART
1. ICs
2. Capacitors
Location Spec Voltage [V]
C710
330 uF / 35 V
(105 / 5000 HR)
+18.6
C900
100 uF / 16 V
(105 / 2000 HR)
+5.2
3. Connectors
Test Connector Spec Voltage IN Voltage Out
JIG USB
CN102
(Pin1)
4.75 ~ 5.25 V 5.17 V 5.17 V
JIG VFD
CN102
(Pin5)
3.3 VA 3.3 VA 3.3 VA
Blutooth
CN501
(Pin1)
3.0 ~ 3.6 V 3.3 V 3.3 V