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4. TROUBLE SHOOTING
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4.5.4 Checking PAM Block
PAM control signal
PA_ON1(pin 4 of DCDC converter) : WCDMA High band Enable
PA_ON0(pin 13 of DCDC converter) : WCDMA Low band Enable
PA_R0: PAM Gain Control ( Low : Low PWR, High : High PWR)
PA_R0
PAM
DC-DC