47LM8600 (CHASSIS:LC23E) - LG TV Service Manual (repair manual). Page 118

THERMAL

THERMAL

THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.

+1.0VDC

+1.5V_LG1132

+1.5V_DDR

L9500

BLM18PG121SN1D

+1.0V_VDD

R9500
10K

+5V_USB

2200pF

C9501

50V

+3.3V_NORMAL

C9513

10uF

10V

10uF

C9500

10V

+2.5V_LG1132

C9514

0.1uF

16V

R9501
2K
1%

R9502

4.3K
1%

IC9500

AP7173-SPG-13 HF(DIODES)

3

VCC

2

PG

4

EN

1

IN

5

GND

6

SS

7

FB

8

OUT

9

[EP]

C9502
10uF
16V

UD

L9503
3.6uH

UD

C9504
1uF
10V

UD

L9501

BLM18PG121SN1D

UD

C9503

100pF

50V

UD

+12V

C9508

22uF
10V

OPT

C9507
22uF
10V

UD

IC9501

TPS54327DDAR

UD

3

VREG5

2

VFB

4

SS

1

EN

5

GND

6

SW

7

VBST

8

VIN

9

[EP]GND

C9506

0.1uF

16V

UD

POWER_ON/OFF2_3

R9504

10K

UD

C9505
3300pF
50V

UD

+1.0VDC

L9502

CIC21J501NE

NON_UD

+1.0V_VDD

R9503

11K

1%

UD

R9505

33K

1%

UD

ZD9500

5.48VTO5.76V 

LG1132 POWER

LG1132 Power

2011. 06. 28

Max 2000 mA

LG1152 for 1.0V

Vout=0.8*(1+R1/R2)

1.5A

3D-Depth Analog for 2.5V

+2.5V

R2

R1

Max 600 mA

3A

Switching freq: 700K

R2

L9 CORE for 1.0V 

Vout=0.765*(1+R1/R2)

R1

Max 2000 mA

READY

(UD Model only / LG1132 DDR=792Mh)

**NON UD Model 

LG1132 DDR = 668Mhz

LG1152 1.0V ==> IC2306
LG1132 1.0V ==> IC2306

LG1132 DDR = 792Mhz

LG1152 1.0V ==> IC2501
LG1132 1.1V ==> IC2306

**UD Model 

Place near USB JACK