LG CM4520 Service Manual

2. CD PROGRAM
Download program file name must be HE001_DATE_00.BIN
If security program (Water Wall) is activated on your PC, you must save the file to the USB storage
device and disable the security software, then download the file to your set.
Caution: When downloading the file, you should neither unplug the usb device, change to the other
function, nor power off the device. USB device must be unplugged when the downloading
process is completed.
ON VFD DISPLAY SCREEN
NO USB
↓← Insert usb device at USB function.
READ
↓
FIRMWARE
↓
WRITE 00 .. 100
↓
FINISH
↓
POWER OFF BY HAND ← When completed, remove USB device.
1-8

LG CM4520 Specifications

General

Brand	LG
Model	CM4520
Category	Stereo System
Language	English