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Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4. TROUBLE SHOOTING
㝘⪌HG 㵬㦤G 㠄⸬㡸G 㵲㡸G ㍌G 㛺㏩⏼␘UU㝘⪌HG 㵬㦤G 㠄⸬
㡸G 㵲㡸G ㍌G 㛺㏩⏼␘UG G
G
[BT main clk : 26MHz]
{wX
{wY
{wZ
{w[G
26MHz
A4
C4
E4
D4
RTC_32K
BT_WAKEUP
BT_PCM_CLK
BT_PCM_OUT
BT_PCM_IN
BT_PCM_SYNC
BT_UART_RTS
BT_UART_CTS
BT_WAKEUP_HOST
BT_RST_N
BT_ANT_FEED
RTC_32K768
RTC_32K768
BT_UART_RX
BT_UART_TX
BT_PWR_ON
must have 1% tolerance
can be removed
When power class 1.5 is used, R307 is populated and R308 is depopulated.
(Vice versa for power class 2)
Class 1.5
TP1
TP3
TP4
TP2