42LV5500 Main (Front Side) Component Voltages
IC103 NVRAM IC506 Switched IC801 RGB IC803 RS232 IC2103 (+1.26V_TU)
Pin for USB Pin 5V for USB 2 Pin Data Buffer Pin Routing Pin Regulator
[1] n/c [1] 0V (Gnd) [1] 1.81V [1] 3.5V [1] 0V (Gnd)
[2] 0V [2] 11.98V (In) [2] 1.81V [2] 5.64V [2] 1.27V (Out)
[3] 3.34V [3] 0V (Gnd) [3] 3.72V [3] 0V [3] 3.33V (In)
[4] 0V [4] 0.79V [4] 1.8V [4] 0V
[5] 3.22V [5] 3.48V [5] 1.8V [5] (-5.56V) Q501 RL_ON (PWR_On)
[6] 3.22V [6] 3.48V (PWR On/Off2_1) [6] n/c (4.44V) [6] (-5.59V) Pin 1st Driver
[7] 0V (Gnd) [7] 4.96V (Out) [7] 0V (Gnd) [7] n/c (5.64V) B 0.64V
[8] 3.34V [8] 4.96V (Out) [8] n/c (4.43V) [8] n/c (0V) C 0V
[9] n/c (1.79V) [9] n/c (3.49V) E Gnd
IC501 +0.9V_CORE IC507 (+5V_NORMAL) [10] n/c (1.79V) [10] n/c (0V)
Pin DC to DC Pin Regulator [11] 3.72V [11] n/c (3.34V) Q502 PWR_ON
[1] 3.17V [1] 0V (Gnd) [12] 1.81V [12] 3.48V Pin Switch
[2] 0.59V [2] 11.98V (In) [13] 1.81V [13] 0V [1] 3.5V (In)
[3] 0.44V [3] 0V (Gnd) [14] 5V (Vcc In) [14] (-5.59V) [2] 0.67V
[4] 11.95V [4] 0.79V [15] 0V (Gnd) [3] 2.62V (Out)
[5] 0V [5] 3.48V IC802 EDID Data [16] 3.5V (Vcc In)
[6] 5.33V [6] 3.48V (PWR On/Off2_1) Pin PC Q503 0.9V FET
[7] 4.6V [7] 4.96V (Out) [1] 0V (Gnd) IC1203 EDID Data Pin Switch
[8] 5.81V [8] 4.96V (Out) [2] 0V (Gnd) Pin PC [1] 0.95V
[9] 0.95V [3] 0V (Gnd) [1] 0V (Gnd) [2] 0.95V
[10] 1.36V IC508 (+1.5V_DDR) [4] 0V (Gnd) [2] 4.96V (Vcc In) [3] 0.95V
Pin Regulator [5] 4.73V [3] 4.96V (Vcc In) [4] 1.36V
IC504 +2.5V BCM [1] 3.46V [6] 4.73V [4] 3.34V (USB Ctl2) [5] 11.96V
Pin Regulator [2] n/c [7] 4.73V [5] 3.17V [6] 11.96V
[1] n/c [3] 3.46V (In) [8] 4.73V (Vcc In) [6] 4.96V (Out) [7] 11.96V
[2] 4.92V (En) [4] 3.49V (PWR On/Off1) [7] 4.96V (Out) [8] 11.96V
[3] 3.47V (In) [5] 0V (Gnd) [8] n/c (0V)
[4] 3.49V (Ctl) [6] 3.31V Q508 0.9V FET
[5] n/c [7] 0.79V IC1204 EDID Data Pin Switch
[6] 2.57V (Out) [8] 1.5V (Out) Q1001 Wireless Vcc Pin PC [1] 0V (Gnd)
[7] 0.6V Pin Driver [1] 0V (Gnd) [2] 0V (Gnd)
[8] 0V (Gnd) Q901 IR Buffer B 0.02V [2] 4.96V (Vcc In) [3] 0V (Gnd)
Pin 2nd C 24.5V [3] 4.96V (Vcc In) [4] 4.6V
IC505 (+3.3V_NORMAL) B 0.02V E Gnd [4] 3.34V (USB Ctl1) [5] 0.95V
Pin Regulator C 3.48V On when wireless dongle connected [5] 3.17V [6] 0.95V
[1] 0V (Gnd) E Gnd [6] 4.96V (Out) [7] 0.95V
[2] 11.96V (In) Q1002 Wireless Vcc [7] 4.96V (Out) [8] 0.95V
[3] 0V (Gnd) Q902 IR Buffer Pin Switch [8] n/c (0V)
[4] 0.8V Pin 1st S 24.5V
[5] 0.79V B 0.57V G 24.5V
[6] 3.47V (PWR On/Off2_2) C 0.02V D 0V
[7] 3.35V (Out) E Gnd On when wireless dongle connected
[8] 3.35V (Out)
60
May 2011 42LV5500 LCD-DV
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