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(No.RA016<Rev.001>) 2-6
2-6 (No.RA016<Rev.001>)
RF (Center Frequency)
1st IF (58.05MHz)
AF (1kHz)
ANT
D350
C544 L536 C540 Q530 C534 L530 C530
D370
IC570
IC520
C352 D371
C520 IC500 C501 XF670 C676 Q670 C670 Q660 C638
IC702
IC902
C926
IC904
RFAMP
SSI
C563 L556 C560 Q550 C554 L550 C550
Internal Speaker
MCF
IFAMP
IFAMP
IC600
C927
RFAMP
RX PLL
C932
IC905
External Speaker
To make measurements in the AF section, connect the AC level meter.
(ANT input: –53dBm, 1kHz FM, 3kHz DEV (Wide). SP output: 500mW@8ohm Load)
C933
In the RF section, use 470pF coupling capacitor.
(The display shows the SSG input value required to obtain 12dB SINAD.)
AF
AF (1kHz)
(1kHz)
RF (Center Frequency)
INTM_M
IC906
IC902
IC702
IC902
Internal MIC(Main)
ANT
INTM_S
Q160
L186
Internal MIC(Sub)
C130
Q180
C183
Q160
C188
L185
C300
IC300
C313
Q310
C322
Q320
C331
Q330
C347
C352
SSI
SSI
EMC
External MIC(Main)
SMIC
To PLL IC
External MIC(Sub)
LPF
ANT
SW
BPF
BPF
BPF
BPF
SW
BPF
IF IC
CODEC
- 119dBm
- 120dBm
- 121dBm
- 121dBm
- 123dBm
- 123dBm
- 109dBm
- 109dBm
- 110dBm
- 110dBm
- 112dBm
- 115dBm
- 116dBm
- 105dBm
- 102dBm
226mVp-p
CODEC
CODEC
VCO
Doubler
Coupler
Pre-
Drive2
Drive
Final
LPF
ANT
SW
12.5mVrms
11.6mVrms
180mVrms(793M)
190mVrms(825M)
- 9.1dBm
1dBm
- 15dBm
5 dBm
7 dBm
17dBm
35.5dBm
3W
Pre-
Drive1
Receiver Section
Transmitter Section
LEVEL DIAGRAM