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PART LIST     

DX 929 MAIN PCB 

 

REFERENCE 
NUMBER 

RANGER 
PART NO. 

DESCRIPTION

 

EPT092913Z    

 

MAIN PCB 

R19,305,258(B239)

 

RCP160004Z    

 

 1/16W 

R246

 

RCP161004Z    

 

10 

 1/16W 

R267,241(B236)

 

RCP161504Z    

 

150 

 1/16W 

R133,213,253,282

 

RCP164704Z    

 

47 

 1/16W 

R130,215,220,249

 

RCP165604Z    

 

56 

 1/16W 

R11

 

RCP166804Z    

 

68 

 1/16W 

R5,8,30,33,76,81,174,260

 

RCP161014Z    

 

100 

 1/16W 

R32,245(B236)

 

RCP161514Z    

 

150 

 1/16W 

R23

 

RCP161814Z    

 

180 

 1/16W 

R140,163,177,259(B239)

 

RCP162214Z    

 

220 

 1/16W 

R31

 

RCP162714Z    

 

270 

 1/16W 

R6,10,16,24,248,254,300

 

RCP163314Z    

 

330 

 1/16W 

R188,268,293

 

RCP164714Z    

 

470 

 1/16W 

R266

 

RCP165614Z    

 

560 

 1/16W 

R4,50,209,89

 

RCP166814Z    

 

680 

 1/16W 

R74

 

RCP168214Z    

 

820 

 1/16W 

R62,64,67,72,115,116,118, 
122,123,136-138,160,164, 
179,186,189,205,206,214, 
303,232,237,261,269,291, 
292,295,320,VR12(B236)

 

RCP161024Z    

 

1K 

 1/16W 

R192

 

RCP161224Z    

 

1.2K 

 1/16W 

R132,207,233,247, 
255,273,79,80

 

RCP161524Z    

 

1.5K 

 1/16W 

R226

 

RCP161824Z    

 

1.8K 

 1/16W 

R20,27,71,75,134, 
162,283,313

 

RCP162224Z    

 

2.2K 

 1/16W 

R9,25,28,121

 

RCP162724Z    

 

2.7K 

 1/16W 

R18,22,66,73,128, 
191,219,274

 

RCP163324Z    

 

3.3K 

 1/16W 

R52,57

 

RCP163924Z    

 

3.9K 

 1/16W 

R26,165,190,195,196,131

 

RCP164724Z    

 

4.7K 

 1/16W 

R264,265

 

RCP165624Z    

 

5.6K 

 1/16W 

R14,40,41,70,82,312

 

RCP166824Z    

 

6.8K 

 1/16W 

R275

 

RCP168224Z    

 

8.2K 

 1/16W 

R1,13,17,65,68,159,161,175, 
181,202,210,216,227-231,272,
276,296,297,262

 

RCP161034Z    

 

10K 

 1/16W 

R178,310

 

RCP161234Z    

 

12K 

 1/16W 

R180

 

RCP161534Z    

 

15K 

 1/16W 

R187,208

 

RCP162234Z    

 

22K 

 1/16W 

R2,309,311

 

RCP163334Z    

 

33K 

 1/16W 

R46

 

RCP163934Z    

 

39K 

 1/16W 

R7,29,61,63,185,218,126,157,
222,224

 

RCP164734Z    

 

47K 

 1/16W 

R21,105,107

 

RCP166834Z    

 

68K 

 1/16W 

R45

 

RCP168234Z    

 

82K 

 1/16W 

R12,42,43,44,51,53,104,108, 
112,182,184,221,225,278

 

RCP161044Z    

 

100K 

 1/16W 

R47,117,135,139,194

 

RCP162244Z    

 

220K 

 1/16W 

R49,55,176

 

RCP162744Z    

 

270K 

 1/16W 

R15,111,183

 

RCP164744Z    

 

470K 

 1/16W 

R48

 

RCP168244Z    

 

820K 

 1/16W 

R106

 

RCP161054Z    

 

1M 

 1/16W 

R193

 

RCP161554Z    

 

1.5M 

 1/16W 

R124

 

RCP161064Z    

 

10M 

 1/16W 

R244(B236)

 

RCP141514Z    

 

150 

 1/4W 

R239

 

RCP121034Z    

 

10K 

 1/2W 

C8 

CC0508204L     

82PF 50WV 

C4 

CC0501015L     

100PF 50WV 

C137 

CC0501515L     

150PF 50WV 

C31,136 

CC0502715L     

270PF 50WV 

C11,14 

CC0503315L     

330PF 50WV 

C23 

CC0505615L     

560PF 50WV 

C52,197 

CC0500101A     

1PF 50WV 

C225 

CC0500201A     

2PF 50WV 

C218 

CC0500301A     

3PF 50WV 

C61,62,90 

CC0500501A     

5PF 50WV 

C108,1,49 

CC0501004A     

10PF 50WV 

C84,89 

CC0501504A     

15PF 50WV 

C43 

CC0501804A     

18PF 50WV 

C54,55 

CC0502204A     

22PF 50WV 

C119,279,226,287 

CC0503304A     

33PF 50WV 

C195 

CC0503904A     

39PF 50WV 

C202,224,147,150 

CC0504704A     

47PF 50WV 

C88,116,117 

CC0506804A     

68PF 50WV 

C194,192 

CC0501515A     

150PF 50WV 

C196,222,295 

CC0501815A     

150PF 50WV 

C139 

CC0503904D     

39PF 50WV 

C130 

CC0502004G     

20PF 50WV 

C281 

CC0501015G     

100PF 50WV 

C282 

CC0501815G     

180PF 50WV 

C220 

CC0502215G     

220PF 50WV 

C86 

CC0502715G     

270PF 50WV 

C201,203 

CC0503915G     

390PF 50WV 

C210 

CC0504715G     

470PF 50WV 

C74,85 

CC0505615G     

560PF 50WV 

C199 

CD3005614Z     

560P 300WV 

C7,47,50,95,99,110,118,120,
174,183, 244,245,100, 246 

CC0501027L     

0.001UF 50WV

C81,173,193,206,207, 236, 
213,234,250,256,259,272, 
249,302,270,177, 292,40, 
171,235,211(B236), 
215(B236) 

CC0501047L     

0.1UF 50WV 

C5,18,20,48,87,92, 
96,102,105,106,257,151,160,
233,240,247,251,253,258,260,
261,263,217,65 

CC0504737L     

0.047UF 50WV

C32,42,45,46,221,162,163 

CC0504727L     

0.0047UF 
50WV 

C155 

CC0502237L     

0.022UF 50WV

C200 

CC1001037L     

0.01UF 100WV

C2,3,6,9,15,17,19,51,57, 58,
60,109,114,138,161,16,189, 
205,219,229,230,232,241, 
265,267,269,271,278 ,298, 
188,305,306,307,308,309, 
310,311,312,262,216,285 

CC0501037L     

0.01UF 50WV 

C154 

CT0162246Z     

0.22UF 16WV 

C97 

CT0161046Z     

0.1UF 16WV 

C98,180,299,300 

CT0162256Z     

2.2UF 16WV 

C178,296 

CM0501045Z     

0.1UF 50WV 

C237,78 

CM0501024Z     

0.001UF 50WV

C184 

CM0501035Z     

0.01UF 50WV 

C39,185 

CM0502235Z     

0.022UF 50WV

C176 

CM0504725Z     

0.0047UF 
50WV 

C34 

CM0504735Z     

0.047UF 50WV

C12 

CM0502225Z     

0.0022UF 
50WV 

C198 

CE0501047Z     

0.1UF 50WV 

C10 

CE0504747Z     

0.47UF 50WV 

C67,75,153,157,170,186,187

CE0501057Z     

1UF 50WV 

C159,214 

CE0502257Z     

2.2UF 50WV 

C103,182 

CE0504757Z     

4.7UF 50WV 

C13,21,22,44,82,115,158,275,
276,239 

CE0251067Z     

10UF 25WV 

VC1 

CV038200AZ     

TRIMMER/C 
20P 
(CV38D2001) 

C80,181 

CE0252267Z     

22UF 25WV    

Summary of Contents for DX 929

Page 1: ...CB Radio Model DX 929 Service Manual Copyright Reserved...

Page 2: ...phones And Installation 8 CHAPTER 3 CIRCUIT DESCRIPTION 3 0 Introduction 9 3 1 PLL Circuit 9 3 2 Receiver Circuit 9 3 3 Transmitter Modulation Circuit 9 3 4 Transmitter Amplifier Circuit 9 CHAPTER 4 A...

Page 3: ...0 Hz Antenna Impedance 50 Ohms Output Indicators Meter shows incoming signal strength RF output power SWR and AM Modulation level Transmit LED glows red when transmitter is in operation 1 2 RECEIVER S...

Page 4: ...er To use this feature turn the knob fully counterclockwise and then turn clockwise slowly until the background noise is just eliminated Further clockwise rotation will increase the threshold level wh...

Page 5: ...CH This switch controls the function of the meter during the transmit mode In the SWR position the meter indicates the Standing Wave Ratio SWR of your antenna There are no adjustments because the SWR...

Page 6: ...aker 8 ohms 4W to this jack 4 EXT SP This jack accepts a 4 to 8 ohm 5 watt external speaker When the external speaker is connected to this jack the built in speaker will be disabled 5 F C This jack is...

Page 7: ...255 4 27 005 24 27 235 5 27 015 25 27 245 6 27 025 26 27 265 7 27 035 27 27 275 8 27 055 28 27 285 9 27 065 29 27 295 10 27 075 30 27 305 11 27 085 31 27 315 12 27 105 32 27 325 13 27 115 33 27 335 14...

Page 8: ...wer to the radio 3 Set the VOL to a comfortable listening level 4 Set the MODE switch to the desired mode 5 Listen to the background noise from the speaker Turn the SQUELCH knob slowly clockwise until...

Page 9: ...lead cable The audio conductor and its shielded lead comprise two of the leads The third lead is for transmit control and the fourth is for receiving control The microphone should provide the function...

Page 10: ...R CIRCUIT The incoming RF signal comes into the radio via the antenna and into the front end pre amp Q17 The RF signal is fed into the mixer circuit of Q18 Q19 and then into the AM IF section of the r...

Page 11: ...10...

Page 12: ...used for the test setup or alignment shown in Figure 4 1 Transmitter Test Setup and Figure 4 2 Receiver Test Setup These test setups are used in part or total during the following adjustments Refer to...

Page 13: ...l 30mV 1 KHz to microphone Set MIC Gain fully clockwise VR15 For a needle reading of 90 on the modulation scale 4 1 3 RECEIVER ALIGNMENT ITEM U U T SETTING ADJUST POINT MEASUREMENT AM Sensitivity Set...

Page 14: ...13 Figure 4 1 Transmitter test setup Figure 4 2 Receiver test setup...

Page 15: ...14 DX 929 MAIN PCB ADJUSTMENT LOCATION RF METER AM MOD AM LOW POWER AM HI POWER AM MOD METER AM S METER AM SQUELCH 10 240 MHz ADJUST AM LOW POWER AM MOD...

Page 16: ...pection and maintenance Important points to be checked regularly are as follows Check Item Action Whip antenna option If cracked or broken replace it Coaxial cable If sheath is cracked or immersed in...

Page 17: ...16 DX 929 CHAPTER 6 DIAGRAMS PARTS LIST 6 0 GENERAL Information on most electrical and mechanical parts is included in the parts list The reference designators are in alphanumeric order...

Page 18: ...17 DX 929 ROTARY SWITCH PCB EPT092920Z SMD COPPER SIDE COMPONENT SIDE...

Page 19: ...C201 C202 CK1104AB5X CHIP C 0 1uF 50WV 10 D201 D202 D203 D204 D205 D206 D207 D208 D209 D210 D211 D212 D13 D214 D215 D216 D 217 D218 D219 D220 D 226 D227 D228 EDSS00355Y DIODE S M D 1SS355 11 D221 D222...

Page 20: ...19 DX 929 DISPLAY PCB EPT092930Z COMPONENT SIDE COMPONENT SIDE COPPER SIDE...

Page 21: ...R304 R305 R306 RCY016814Z CHIP F R 680 0 1W 3 R308 RCY011024Z CHIP F R 1K 0 1W 4 R310 RCY012224Z CHIP F R 2 2K 0 1W 5 R309 RCY012234Z CHIP F R 22K 0 1W 6 D301 D302 EDSS00355Y DIODE 1SS355 7 LED201 LED...

Page 22: ...21 DX 929 POWER MIC GAIN VOL SQ CONTROL VR PCB EPT092940Z COMPONENT SIDE COPPER SIDE...

Page 23: ...CHIP C 01uF 50VW 6 L402 YCTLI5653C CHOKE COIL 5 6uH 7 L401 YCBAD18581 BEAD FERRITE COIL WB 403025 8 Q902 TYDTA124EA T R DTA124EUAT106 9 MIC GAIN RV10203529 VR 1KA 10 VOL SQ OFF RV50303522 V R 50KB 50...

Page 24: ...PPER SIDE PART LIST DX 929 RF GAIN DIMMER CONTROL VR P C B ITEM REFERENCE NUMBER RANGER PART NUMBER DESCRIPTION 1 EPT092950Z TB PCB 2 VR501 DIMMER RV50203525 VR 5KB 3 VR502 RF GAIN RV10203528 VR 1KB 4...

Page 25: ...24 DX929 METER PCB EPT092961Z COMPONENT SIDE COPPER SIDE COPPER SIDE SMD...

Page 26: ...IP C 0 1uF 50WV 10 C619 CK5105AB7R CHIP C 1uF 16WV 11 C621 CK1473AB5X CHIP C 0 047uF 50WV 12 C617 CK2474AB7R CHIP C 0 47uF 25WV 13 C605 C611 CK5475AA7R CHIP C 4 7uF 16WV 14 C622 CTY161066A T C 10uF 16...

Page 27: ...W 5 R2 RCY013314Z 330 OHM 0 1W 6 R5 R11 RCY011024Z 1K OHM 0 1W 7 R10 R12 RCY012224Z 2 2K OHM 0 1W 8 R7 C5 RCY011034Z 10K OHM 0 1W 9 C7 CK1059AB1A 0 5PF 50WV 10 C6 CK1030AB1A 3PF 50WV 11 C3 C4 CK2104AB...

Page 28: ...27 DX 929 MAIN PCB EPT092913Z COMPONENTS SIDE...

Page 29: ...28 DX 929 MAIN PCB EPT092913Z COPPER SIDE...

Page 30: ...9 RCP121034Z 10K 1 2W C8 CC0508204L 82PF 50WV C4 CC0501015L 100PF 50WV C137 CC0501515L 150PF 50WV C31 136 CC0502715L 270PF 50WV C11 14 CC0503315L 330PF 50WV C23 CC0505615L 560PF 50WV C52 197 CC0500101...

Page 31: ...CIFT12253 I F T L5 ECIFT12440 I F T L8 ECIFT12492 I F T L48 ECCHK16096 470UH L503 ECCHK16000 0 47UH T1 ECCHK16004 1 1MH EI 19 L33 37 ECCHK16070 22UH L47 ECCHK16176 4 7UH L16 ECCHK16246 22UH L30 ECSPG1...

Page 32: ...DX 929 SCHEMATIC DIAGRAM CONTROL PCB...

Page 33: ...DX 929 SCHEMATIC DIAGRAM MAIN PCB...

Page 34: ...DX 929 MECHANICAL PART DX 929 EXPLODE DRAWING...

Page 35: ...Any updates or corrections to this Service Manual will be included in the Tech Support section of our website at www GalaxyRadios com UPDATES CORRECTIONS...

Page 36: ...ber RAN This RAN may be obtained from our website or by calling our Service Department at 760 480 8800 between 10 00 AM and 4 00 PM Pacific Time The RAN must be written below your return address on th...

Page 37: ...ATS929010A July 2003...

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