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HEADSET AC VOLT METER HANDSET OPEN OSC 1.1kHz 10 150 SP1 SPP Test
R277 R276 CN203 R302 C307 R278 C309 R279 X201 IC203 C285 C239 BATT1 R304 C278 C310 C226 Q205 G1 C302 C306 Q204 D211 C233 C255 C247 R225 R244 C242 R265 C228 D214 D206 D216

FREQUENCY COUNTER (*2) 150 MIC1 SPM OSCILLOSCOPE

OSCILLOSCOPE

AC VOLT METER

SPECTRUM ANALYZER

OSC

G1

C287

L201 C308 C236 C305 R232 D201 RA201 C214 C237 C244 C213 C297 C217 Q202 80 81 51 50 Q201 C304 C260 Q206 R224 C256 C243 R306 C282 IC204 R322 R323 R324 IC201 R210 R211 C294 C203 R209

L203

R303 C301 L209 R321 R222 C222 C225

D212 C295 D213 C269 C270 C257

C279

C227 R228 R233 R280 R219 D203 R236

C274

ANT
C221 R229 C230 R231 C232 R253 R235

MIC_H
R249 R250 C277 C276

10

ANTG
C317 R230 C231 C241 C220

RF_UNIT

ANTG

C303 L204 R223 C234 C259 Q207 C229 R246 R248 R245 R305 IC205 R260

ANT

OSC 1.1kHz
C280 C267 R234 BATT2

MIC_P
31 30 D202 R212 R213 C223 C218 TP_RX C293 TP_VSS C262

R273

IC202 R319 TP_PP TP_PM R274 C296 C300 C298 C299 D215 R275 R315 R316 R317 R318

100 1 R281

10
C291 R243 R242

MIC LOAD

R320

C224 R270 R247 TP_TX Q211 C205 TP_VBAT

G4

G6

DC 3.9V SPM for DC POWER SUPPLY

SPP

8

OSCILLOSCOPE

AC VOLT METER

MONITOR SP