Testing - LG KG195 Service Manual

6. Repairing

6.1 TESTING

1. Product overview and frequency assignment
Radio Frequency Band
ARFCN
RF Local Synthesizer
TX IF Frequency
Access form
Multiple
Modulation
Peak output power
Nominal supply voltage
TX peak current
GPRS Class
GPRS Coding scheme
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
OVERVIEW
TX E-GSM 880MHz to 915MHz (deltaF=200KHz)
RX E-GSM 925MHz to 960MHz (deltaF=200KHz)
TX DCS1800 1710MHz to 1785MHz
RX DCS1800 1805MHz to 1880MHz
TX PCS1900 1850MHz to 1910MHz
RX PCS1900 1930MHz to 1990MHz
E-GSM Ful(n) = 890 + 0.2 x n at ( 0 <= n <= 124 )
Ful(n) = 880 + 0.2 x (n-1024) at ( 975 <= n <= 1023)
Fdl(n) = Ful(n) + 45
DCS1800 Ful(n) = 1710.2 + 0.2 x (n-512) at ( 512 <= n <= 885 )
Fdl(n) = Ful(n) + 95
PCS1900 Ful(n) = 1850.2 + 0.2 x (n-512) at ( 512 <= n <= 810 )
Fdl(n) = Ful(n) + 80
E-GSM 1279~1314 MHz
DCS1800 1327~1402 MHz
PCS1900 1423~1483 MHz
E-GSM 798 MHz (Typ) (880-895 MHz, 900-915 MHz)
790 MHz (Typ) (895-900 MHz)
DCS1800 766 MHz (Typ)
PCS1900 854 MHz (Typ)
8 channel multiple TDMA
8 channel / carrier ( E-GSM/DCS1800/PCS1900)
270.8333Kbit/s GMSK
E-GSM 2W(33dBm) Class4 MTS
DCS1800 1W(30dBm) Class1 MTS
PCS1900 1W(30dBm) Class1 MTS
+3.8V
2500mA max.
Class10 (max 1UL/4DL) Operation class B
CS1/CS2/CS3/CS4
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6. Repairing
LGE Internal Use Only