LG -200 Service Manual page 68

A U42 Local OSC measures; PIN1 = 2.85V; PIN6 = 540MHz at receive/transmit mode
B U22
C U10
D U20 DCS TX filter measures; PIN2 = -21.5dBm, PIN6 = -24.33dBm
E U6 GSM TX filter measures; PIN2 = -9.07dBm, PIN3 = -8.07dBm
F U31 W3020(RF signal processor) measures; PIN9,10,13,26,20,37,43,49,58 = 2.85V
G U33 U33 measures; GSM(270MHz) = -74dBm, DCS(180KHz) = -75dBm
H U15 U15 measures; PIN 26,38,50,76,100,42,55 = 2.85V, PIN 62,64,65 = 32.768KHZ
I X1 X1(CLOCK generator) measures; PIN4 = 32.768MHz
J U59 13MHz Power source measures; V
V of PIN5 = 2.85V
out
DCS TX VCO measures; PIN7 = 2.85V at DCS transmit mode
K U29
GSM TX VCO measures; PIN7 = 2.85V at GSM transmit mode
L U30
PLL measures; PIN1,6,7 = 2.85V; PIN10 = 13MHz
M U19
N U45
O U46
LG-200 M/B(4-2)
GSM RX filter
of PIN1 = 3.8V; PIN3 = High,
in
GSM RX filter
DCS RX filter
- 67 -
4. TEST POINT DATA