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Alinco DR-235, Service Manual

The Alinco DR-235 Service Manual is a comprehensive resource for users looking to optimize their experience with this premium radio device. This manual is available for free download from our website, providing step-by-step instructions and valuable insights to help users make the most out of their DR-235.

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Ref No

Part No.

Description

Parts Name

Qty.

FP0034

MIC SPACER DR110

1

FP0234

MIC SPACER A   DR 135

1

ST0064

LCD HOLDER DR135

1

ST0068

DIAL FITTING DR135

1

TL0023

REFLECTION  DR135

1

TL0024

DIFFUSION SHEET 135

1

MA NUni

Ref No

Part No.

Description

Parts Name

Qty.

C101

CU3D47

C hip C.

C1608JB1H103KT-NS

1

C102

CU3547

Chip C.

GRM155B11C103KA01D

1

C103

CS0406Z

Chip tantalum

TAJA105M035Y

1

C104

CU3047

Chip C.

C1608JB1H103KT-NS

1

C105

CS0439

Chip tantalum

TMCMA0J476MTRF

1

Q107

CU3554

Chip 0 .

GRM155B11A104KA01D

1

C108

OU3547

Chip 0.

GRM155B11C103KA01D

1

C109

CE0339

Electrolytic 0 .

16TS-ALC

1

C110

CU3547

Chip 0.

GRM155B11C103KA01D

1

c m

CU3554

Chip 0.

GRM155B11A104KA01D

1

C112

CU3554

Chip C.

GRM155B11A104KA01D

1

C113

CU3047

Chip C.

C1608JB1H103KT-NS

1

C114

CU3547

Chip C.

GRM155B11C103KA01D

1

C116

CU3D19

Chip C.

C16DBCH1H47QJT-NS

1

C117

CU3547

Chip C.

GRM155B11C103KA01D

1

C120

CU3522

Chip C.

GRM1552C1H820JD01D

1

C121

CU3505

Chip C.

GRM1552C1H4ROCZ01D

1

C122

CU35D2

Chip C.

GRM1554C1 H I R0CZ01D

1

C123

CU3513

Chip 0.

GRM1552C1H150JZ01D

1

C130

CU0108

Chip 0.

LMK212BJ105KG-T

1

C131

OU3535

Chip 0.

GRM155B11H102KA01D

1

C132

CU3535

Chip C.

GRM155B11H102KA01D

1

0133

CU3503

Chip  0.

GRM1554C1H2R0CZ01D

1

C135

CU3547

Chip  0.

GRM155B11C103KA01D

1

0136

CU3011

Chip C.

C1608CH1H100DT-NS

1

C137

CU3515

Chip C.

GRM1552C1H220JZ01D

1

C139

CU3515

Chip C.

GRM1552 01H220JZ01D

1

C140

CU3515

Chip C.

GRM1552C1H220JZ01D

1

C141

CU3535

Chip C.

GRM155B11H102KAD1D

1

C142

CU3547

Chip 0.

GRM155B11C103KA01D

1

C143

OLI3554

Chip C.

GRM155B11A104KA01D

1

C144

CU3505

Chip C.

GRM1552C1H4R0CZÛ1D

1

C145

CU35D3

Chip 0.

GRM1554C1H2ROCZ01D

1

C146

CE0364

Electrolytic C.

16TS

1

0148

CU3515

Chip 0.

GRM1552C1H220JZ01D

1

0149

CU3515

Chip  0.

GRM1552C1H220JZ01D

1

0150

CU3502

Chip  C.

GRM1554C1H1R0CZ01D

1

0151

CU3547

Chip  C.

GRM155B11C103KA01D

1

0152

CE0339

Electrolytic C.

16TS-ALC

1

0153

CU3535

Chip C.

GRM155B11H102KA01D

1

0154

CU3535

Chip C.

GRM155B11H102KA01D

1

0155

CU3512

Chip C.

GRM1552C1H120JZ01D

1

0157

CU3535

Chip C.

GRM155B11H102KA01D

1

C158

CU3513

Chip C.

GRM1552C1H150JZ01D

1

0159

CU3518

Chip 0.

GRM1552C1H390JZ01D

1

C160

CU0106

Chip C.

LMK212BJ105KG-T

1

C161

CU3554

Chip C.

GRM155B11A104KA01D

1

0163

CU3535

Chip 0 .

GRM155B11H102KA01D

1

0164

CU3535

Chip C.

GRM155B11H102KA01D

1

0165

CU3559

Chip C.

GRM155B30J105KE18D

1

0166

CE0420

Electrolytic C.

16MV22SZ

1

0169

CU3527

Chip 0.

GRM1552C1E221JD01D

1

0170

CU3554

Chip 0.

GRM155B11A104KA01D

1

0173

CU3535

Chip  0,

GRM155B11H102KA01D

1

0174

CU3527

Chip C.

GRM1552C1E221JDQ1D

1

0175

CU3535

Chip  C.

GRM155B11H102KA01D

1

0176

CU3502

Chip 0 .

GRM1554C1H1R0CZ01D

1

0177

CU3515

Chip C.

GRM1552C1H220JZ01D

1

0178

CU3554

Chip C.

GRM155B11A104KA01D

1

0179

CU3554

Chip C.

G RM 155B11A104KA01D

1

0180

CU3535

Chip C.

GRM155B11H102KA01D

1

0181

CU35Û3

Chip C.

GRM1554C1H2ROCZ01D

1

C182

CU3547

Chip C.

GRM155B11C103KA01D

1

0183

CU3035

Chip C.

C1608JB1H102KT-NS

1

C184

CU3035

Chip C.

C1608JB1H102KT-NS

1

0185

CS0232

Chip tantalum

TMCMA1V474MTRF

1

C186

CU3508

Chip C.

GRM1552C1H7RÛDZ01D

1

C187

CU3535

Chip 0.

GRM155B11H102KA01D

1

0188

CU3535

Chip C.

GRM155B11H102KA01D

1

C189

CU3011

Chip C.

C1608CH1H100DT-NS

1

C190

CU3S47

Chip C.

GRM155B11C103KA01D

1

0191

CU3552

Chip C.

GRM155B11A333KA01D

1

0193

CU4033

Chip 0.

GRM31BR72J102KW01L

1

0194

CU3008

Chip 0.

LMK212BJ105KG-T

1

0195

CU3010

Chip C.

C1608CH1H090DT-NS

1

0196

CU3507

Chip  C.

GRM1552C1H6R0DZ01D

1

0199

CE0339

Electrolytic C.

16ME1 OSWB+TS-ALC

1

0200

CU3035

Chip  0.

C1608JB1H102KT-NS

1

C201

CU4Û13

Chip C.

GRM31M2C2H150 JV01L

1

0202

CU4013

Chip  C.

GRM31M2C2H150JV01L

1

0203

CU4013

Chip  C.

GRM31M2C2H150JV01L

1

Ref No.

Part No.

Description

Parts Name

Qtv.

0 2 0 4

CU4008

Chip C.

GRM31M2C2H7R0DV01L

1

C205

CU3035

Chip C.

C1608JB1H102KT-NS

1

C206

CE0339

Electrolytic C.

16ME1 OSWB+TS-ALC

1

C207

CU3002

Chip C.

C1608CH1H010CT-NS

1

C20B

CU3002

Chip C.

C1608CH1H010CT-NS

1

C209

CU3035

Chip C.

0 1 608JB1H102KT-NS

1

C210

CU3008

Chip C.

LMK212BJ105KG-T

1

C211

CU3008

Chip C.

LMK212BJ105KG-T

1

C212

CEO 364

Electrolytic C.

16TS

1

C213

CU3035

Chip C.

C1608JB1H102KT-NS

1

C215

CU4013

Chip C.

GRM31M2C2H150JV01L

1

C216

CU4013

Chip C.

GRM31M2C2H150JV01L

1

C217

CU3551

Chip C.

GRM155 B11C223KA01D

1

C218

CU3551

Chip C.

GRM155B11C223KA01D

1

0219

CU3035

Chip C.

C1608JB1H102KT-NS

1

C220

CU3035

Chip C.

C1608JB1H102KT-NS

1

C221

CU3547

Chip C.

GRM155B11C103KA01D

1

C222

CU3535

Chip C.

GRM155B11H102KA01D

1

C223

CE0364

Electrolytic C.

16TS

1

C224

CU3023

Chip C.

C 16080H 1H 101 JT-NS

1

C225

CU3035

Chip C.

C1608JB1H102KT-NS

1

C226

CU3035

Chip C.

C1608JB1H102KT-NS

1

C227

CU0108

Chip C.

LMK212BJ105KG-T

1

C228

CU3535

Chip C.

GRM155B11H102KA01D

1

C229

CU3553

Chip C.

GRM155B11A473KA01D

1

C230

CU3535

Chip C.

GRM155B11H102KA01D

1

C231

CU3535

Chip C.

GRM155B11H102KA01D

1

C232

CU3535

Chip C.

GRM155B11H102KA01D

1

C233

CU3535

Chip C.

GRM155B11 H I 02KA01D

1

C235

CU3503

Chip C.

GRM1554C1H2R0CZ01D

1

C237

CU3535

Chip C.

GRM155B11 H102KA01D

1

0238

CU3111

Chip C.

C1608JB1E104KT-NS

1

C239

CU3535

Chip C.

GRM155B11H102KA01D

1

C241

CU3522

Chip C.

GRM1552C1H820JD01D

1

C242

CU3551

Chip C.

GRM155B11C223KA01D

1

C243

CE0339

Electrolytic C.

16ME1 OSWB+TS-ALC

1

C244

CE0339

Electrolytic C.

16ME1 OSWB+TS-ALC

1

C245

CU0108

Chip C.

LMK212BJ105KG-T

1

C246

CU3543

Chip C.

GRM155B11E472KA01D

1

C247

CU3554

Chip C.

GRM155B11A104KA01D

1

C248

CU3547

Chip C.

GRM155B11C103KA01D

1

C249

CU3538

Chip C.

GRM155B11H182KA01D

1

C250

CU3526

Chip C.

GRM1552C1E181JD01D

1

C252

CU3535

Chip C.

GRM155B11H102KA01D

1

C253

CU3543

Chip C.

GRM155B11E472KA01D

1

C254

CU3111

Chip C.

C1608JB1E104KT-NS

1

0255

CEO 364

Electrolytic C.

16TS

1

C256

CU3111

Chip C.

C1608JB1E104KT-NS

1

0257

CEO 339

Electrolytic C.

16ME1 OSWB+TS-ALC

1

C258

CU0108

Chip C.

LMK212BJ105KG-T

1

C259

CU3535

Chip C.

GRM155B11H102KA01D

1

C260

CEO 339

Electrolytic C.

16ME1 OSWB+TS-ALC

1

C261

CU3535

Chip C.

GRM155B11H102KA01D

1

C262

CU3535

Chip C.

GRM155B11H102KA01D

1

C263

CS0424

Chip tantalum

TMCMA1C106MTRF

1

C264

CU3511

Chip C.

GRM1552C1H100JZ01D

1

C265

CU3535

Chip C.

GRM155B11 H102KA01D

1

C266

CU3503

Chip C.

GRM1554C1H2R0CZO1D

1

C267

CU3535

Chip C.

GRM155B11H102KA01D

1

C268

CU3535

Chip C.

GRM155B11H102KA01D

1

C269

CU3535

Chip C.

GRM155B11H102KA01D

1

C270

CU3047

Chip C.

C1608JB1H103KT-NS

1

C272

CS0220

Chip tantalum

TMCMA1C225MTRF

1

C273

CS0220

Chip tantalum

TMCMA1C225MTRF

1

C274

CU3535

Chip C.

G RM155B11H102KA01D

1

C275

CU3502

Chip C.

GRM1554C1H1ROCZ01D

1

C276

CE0339

Electrolytic C.

16ME1 OSWB+TS-ALC

1

C277

CE0343

Electrolytic C.

16MT

1

0278

CU3535

Chip C.

GRM155B11H102KA01D

1

C279

CU3551

Chip C.

GRM155B11C223KA01D

1

C280

CS0405Z

Chip tantalum

TAJA475M010Y

1

C281

OU3509

Chip C.

GRM155 2 0 1 H8R0DZ01D

1

C282

CU3503

Chip C.

GRM1554C1H2R0CZ01D

1

C283

CU3527

Chip C.

GRM1552C1E221JD01D

1

C284

CU3504

Chip C.

GRM155 3 0 1 H3R0CZ01D

1

C285

CU3535

Chip C.

G RM155B11H102KA01D

1

C286

CU3027

Chip C.

0 1 608CH1H221 JT-NS

1

C287

CS0063

Chip tantalum

TMCSA1V104MTRF

1

C288

CU3509

Chip C.

GRM155 2 0 1 H8RODZ01D

1

C289

CU3535

Chip C.

GRM155B11H102KA01D

1

C290

CU3535

Chip C.

G RM155B11H102KA01D

1

C291

CS0406Z

Chip tantalum

TAJA105M035Y

1

C293

CU3535

Chip C.

G RM155B11H102KA01D

1

C294

CU3035

Chip C.

C1608JB1H102KT-NS

1

C295

CU3551

Chip C.

G RM155B11C223KA01D

1

C296

C U3511

Chip C.

GRM1552C1H10ÛJZ01D

1

C297

CU3535

Chip C.

G RM155B11H102KA01D

1

C298

CS0405Z

Chip tantalum

TAJA475M010Y

1

C300

CU3511

Chip C.

GRM1552C1H1OOJZOID

1

C301

CU3523

Chip C.

GRM1552C1H101JD01D

1

C302

CU3523

Chip C.

GRM1552C1H101JD01D

1

C303

CU3523

Chip C.

GRM1552C1H101JD01D

1

All manuals and user guides at all-guides.com

Summary of Contents for DR-235

Page 1: ...HN E X P LO D E D V IE W 1 LCD Assembly 2 Top and Front View 3 Bottom View PARTS LIST 2 CPU Unit 21 22 2 MAIN Unit 22 25 2 Mechanical Parts 25 Packing Parts 25 ACCESSORIES 25 3 4 ACCESSORIES SCREW SET 25 4 TNC EJ41U 26 5 TNC EJ41U Packing Parts 27 5 6 6 DR 235 ADJUSTMENT 7 9 1 Adjustment Spot 28 2 VCO and RX Adjustment Specification 29 3 TX Adjustment Specification 30 10 4 RX Test Specification 31...

Page 2: ...ansmitter Output power Hi Mid Low 25 W 10 W Approx 5 W Modulation system Variable reactance frequency modulation Maximum Frequency deviation 5kHz Wide mode 2 5kHz Narrow mode Spurious emission 6 0 dB Adjacent channel power 6 0 dB Noise and hum ratio 40 dB Wide mode 34 dB Narrow mode Microphone impedance 2kohm Receiver Sensitivity 14 dBu for 12 dB SINAD Receiver circuit Double conversion super hete...

Page 3: ...amplifies the signal of the selected frequency 3 Demodulation Circuit After the signal is amplified by the first IF amplifier Q105 it is input to pin 16 of the demodulator IC IC108 The second local signal of 30 395 M Hz which is oscillated by the internal oscillation circuit in 1C108 and crystal X104 is input through pin 1 of 1C108 Then these two signals are mixed by the internal mixer in IC108 an...

Page 4: ...l which passes through mic mute control IC109 is adjusted to an appropriate mic volume by means of mic gain adjust VR106 IC114 C and D consists of four operational amplifiers one amplifier pins 12 13 and 14 is composed of pre emphasis and IDC circuits and the other pins 8 9 and 10 is composed of a splatter filter The maximum frequency deviation is obtained by VR107 and input to the signal switch I...

Page 5: ...16 generates a pulse signal which is converted to DC voltage by the PLL loop filter and input to the varicap of the VCO unit for oscillation frequency control 5 VCO Circuit A Colpitts oscillation circuit driven by Q131 directly oscillates the desired frequency The frequency control voltage determined in the CPU IC1 and PLL circuit is input to the varicaps D122 and D123 This change the oscillation ...

Page 6: ...grammed tone frequency code in the CPU The squelch will open when they match During DCS Q108 is ON C419 is working and cut off frequency is lowered 5 P o w e r S u p p ly C ir c u it When power supply is ON there is a L signal being inputted to pin 39 PSW of CPU which enables the CPU to work Then H signal is outputted from the pin 41 C5C of CPU and drives ON the power supply switch control Q8 and ...

Page 7: ...SCLK1 P45 TXD P44 RXD P43 sjS T0UT P42 INT2 P41 INT1 P40 P77 ñ M O o o o o o r o o o o S r i o OO OO C D O 44 s X f O O S E G 13 S E G 14 S E G 15 S E G 16 S E G 17 P30 SEG18 P31 SEG19 P32 SEG20 P33 SEG 21 P34 SEG22 P35 SEG 23 P36 SEG24 P37 SEG25 P00 SEG26 P01 SEG27 P02 SEG 28 P03 SEG 29 P04 SEG 30 P05 SEG 31 P06 SEG 32 PÛ 7 SEG 33 P10 SEG34 P11 SEG35 P12 SEG 36 P13 SEG37 O T I m 5 3 M O O 3 C D O...

Page 8: ...TXD UTX 0 UART data transmission output 20 P44 RXD RTX I UART data reception output 21 P43 n TOUT BEEP I O Beep tone Band plan 3 22 P42 INT2 SEC I Security voltage input 23 P41 INT1 RE1 I Rotary encoder input 24 P40 DSQ I Digital squelch input 25 P77 PTT I PTT input 26 P76 SSTB 0 Strobe signal to scramble IC Security mode 27 P75 W N 0 Wide Narrow SW 28 P74 T5 0 TX power ON OFF output 29 P73 R5 0 R...

Page 9: ...P31 SEG19 S19 0 70 P30 SEG18 S18 0 71 72 SEG17 SEG16 S17 S16 0 0 LCD segment signal 73 SEG15 S15 0 74 SEG14 S14 0 75 SEG13 S13 0 76 SEG12 S12 0 77 SEG11 S11 0 78 SEG10 S10 0 79 SEG9 S9 0 80 SEG8 S8 0 81 SEG7 S7 0 82 SEG6 S6 0 83 SEG5 S5 0 84 SEG4 S4 0 85 SEG3 S3 0 86 SEG2 S2 0 87 SEG1 S1 0 88 SEGO SO 0 89 VCC VDD CPU power terminal 90 VREF Vref AD converter power supply 91 AVSS Avss AD converter G...

Page 10: ...n IN OUT L Disconnect Hi Z H Connect 290ohm typ 3 A N 8 0 1 0 M X A 0 1 1 9 10V 50mA Voltage Regulator Vin c 1 OUTPUT i L 1 K C _ 3 2 COMMON 1 S u u Ü 3 INPUT S 1 2 3 S h a r ic ir c u it p r o to lo r 3 Vaut T 0 G N D 4 T C 4 W 5 3 F U X A 0 3 4 8 Multiplexer De multiplexer 8 7 6 5 n p 1 COMMON 2 INH 3 VEE 4 VSS 5 A 6 ch 1 7 ch 0 8 VDD Control input ON channel INH A L L ch 0 L H ch 1 H NONE Don t...

Page 11: ...5W Audio Power Amplifier 1 Input 2 Small signal GND 3 Large signal GND 4 Output 5 Vcc X LA4425 WILJIIUi Test Circuit 1 2 3 4 5 7 B R 2 4 L 3 2 F J X A 0 6 0 4 Z 32K Bit EEPROM 8 7 6 5 R R R R 1 AO 2 A1 3 A2 4 Vss 5 SDA 6 SCL 7 WP 8 Vcc Name Function A0 A2 Vss SDA SCL WP Vcc User Configurable Chip Select Ground Serial Address Data I O Serial Clock Write Protect Input 2 5 6 0V Power Supply All manua...

Page 12: ...ional Amplifiers 8 7 6 5 C D cn C V J o 1 12 3 4 1 Output A 2 Inverting Input A 3 Non inverting Input A 4 GND 5 Non inverting Input B 6 Inverting Input B 7 Output B 8 Vcc 1 1 L M 2 9 0 2 P W R X A 1 1 0 6 Quad Operational Amplifiers 2 3 4 5 6 7 1 Output A 2 Inverting Input A 3 Non Inverting Input A 4 Vcc 5 Non inverting Input B 6 Inverting Input B 7 Output B 8 Output C 9 Inverting Input C 10 Non i...

Page 13: ...h 11 bit latch B inaly 7 bit sw a llo w co u n ter B inary 11 bit p ro g ra m m a b le counter ÍP fr P h a s e co m p a rato r L o c k dctcctor LD fr fp selector C h a rg e p u m p LD fout V p D o V C C G N D Vcc 2 7 to 5 0V Ta 40 C to 85oC Parameter Symbo I Condition Min Typ Max Unit Power supply voltage Vcc 2 7 3 75 5 0 V Power supply current icc 2500MHz Vcc Vp 3 75V 8 0 mA LPF supply voltage Vp...

Page 14: ...plexer Y O T if V D D I Y2 T Y2 V O X2 15 X 2 Y C O M M O N T Y IN OUT XI J4 XI Y3 7 vs X U IN OUT 35 X C O M M O N Y 1 T Y 1 xo 3U X O INHIBIT T IN H X3 W X3 VEE T VEE B A To A VSS T I T B INHIBIT A B COMMON ON SWITCH L L L X Y XO YO L H L X1 Y1 L L H X2 Y2 L H H X3 Y3 H NONE Don t care All manuals and user guides at all guides com ...

Page 15: ...er 30 W Tease OP Operation Case Temperature 30 to 100 C Tstg Storage Temprature 40 to 110 C ELECTRICAL CHARACTERISTICS Tc 25 C unless otherwise noted Symbol Parameter Conditions Ratings Unit Min Typ Max f Frequency Range 220 246 MHz Pout Output Power VDD 12 5V VGG 5V Pin 50mW 30 W VT Total Efficiency 40 2fo 2n a Harmonic 25 dBc Pin Input VSWR 3 0 IGG Gate Current 1 mA Stability VDD 10 5 16 5V VGG ...

Page 16: ...Í 2SK880G R XËÔÔ2Î 3SK293 XÉd053 2SK2539 XËÔ066 i Œ 4 M X G G 2 G l B ___Q U F b n D S AK FA1111C XLÖÖ69 FA1111C XLÔ Ô 77 2SA1036K x fö iiö 2SC4245Y xfdÍ25 2SB766A m m 2SC4915 xfÖ Í 78 2SB1386 xf0190 c n H Q H B BOR u u u B C E Q O B H Q U U ü B C E 2SC5551 xf0194 2SD2620J xf0208 2SC6026M FV xfÖ2l Ö XP1215 XÙ0178 RN1104 XÙÔ 195 E M D 6 X Û Ô 2Ô 9 RN1107FV XÜ02Í0 U U U B C E RN2107FV XÚ02ÍÍ c __ __...

Page 17: ...V All manuals and user guides at all guides com ...

Page 18: ...Íez f e e i O O CO M 3 COM2 C0M 1 COMO 17 LCD C o n n e c t io n T T R 3 6 2 6 U P F D H N All manuals and user guides at all guides com ...

Page 19: ...FF0017 EXPLODED VIEW 1 LCD Assembly ST0064 All manuals and user guides at all guides com ...

Page 20: ...2 Top and Front View AA0050 DP0185 NK0072 KZ01D5 NK0073 All manuals and user guides at all guides com ...

Page 21: ...3 B o tto m V ie w AA0050 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 22: ...103X 1 R7 RK0025 Chip R ERJ6GEYJ331V 1 R8 RK0025 Chip R ERJ6GEYJ331V 1 R9 RK3538 Chip R ERJ2GEJ102X 1 R10 RK3032 Chip R MCRÛ3EZPJ331 1 R11 RK3546 Chip R ERJ2GEJ472X 1 R14 RK3548 Chip R ERJ2GEJ682X 1 R16 RK3001 Chip R MCR03EZPJ0Û0 1 R19 RK3562 Chip R ERJ2GEJ104X 1 R20 RK3542 Chip R ERJ2GEJ222X 1 R21 RK3030 Chip R MCR03EZPJ221 1 Ref No Part No Description Parts Name Qty R22 RK3538 Chip R ERJ2GEJ102X...

Page 23: ...008 Chip C GRM31M2C2H7R0DV01L 1 C205 CU3035 Chip C C1608JB1H102KT NS 1 C206 CE0339 Electrolytic C 16ME1 OSWB TS ALC 1 C207 CU3002 Chip C C1608CH1H010CT NS 1 C20B CU3002 Chip C C1608CH1H010CT NS 1 C209 CU3035 Chip C 01608JB1H102KT NS 1 C210 CU3008 Chip C LMK212BJ105KG T 1 C211 CU3008 Chip C LMK212BJ105KG T 1 C212 CEO364 Electrolytic C 16ME47SWB TS 1 C213 CU3035 Chip C C1608JB1H102KT NS 1 C215 CU401...

Page 24: ... 10101 XA0675 IC L88MS05TL TL E 1 10104 XA1106 IC LM2902PWR 1 Ref No Part No Description Parts Name Qty IC108 XA0404 IC TA31136FNG EL 1 IC109 XA0115 IC TC4S66F TE85R F 1 IC110 XA1230 IC S AV40 ALI Q 200MHZ 1 IC111 XA1229 IC BU4052BCFV E2 1 ÎC112 XA0119 IC AN8010M E1 1 IC113 XA0348 IC TC4W53FU TE12L F 1 10114 XA1106 IC LM2902PWR 1 IC115 XA0102 IC NJM7808FA ZZZ B 1 IC116 XA1107 IC MB15E07SRPFTGBNDEF...

Page 25: ...R03EZPJ102 1 R227 RK35Q1 Chip R ERJ2GEOROOX 1 R228 RK3538 Chip R ERJ2GEJ102X 1 Ref No Part No Description Parts Name Qty R229 RK3555 Chip R ERJ2GEJ273X 1 R230 RK3546 Chip R ERJ2GEJ472X 1 R231 RK3050 Chip R MCR03EZPJ1D3 1 R232 RK3526 Chip R ERJ2GEJ101X 1 R233 RK3550 Chip R ERJ2GEJ103X 1 R234 RK3556 Chip R ERJ2GEJ333X 1 R235 RK3562 Chip R ERJ2GEJ104X 1 R236 RK3551 Chip R ERJ2GEJ123X 1 R237 RK3526 Ch...

Page 26: ...1 VR109 RH0229 Trimmer R RH02B1 CJ4X 22K OHM 1 VR110 RH0233 Trimmer R RHD2B1C15X 100K OHM 1 X101 XK0002 Discriminator CDBLB455KCAY07 B0 1 X102 XQ0194 VCTCXO NT3225SA 12 800MHZ 1 X104 XQ0058A Xtal UM5 30 395M 1 XF101 XF0014Z Xtal Filter UM1 30 85MHZ 1 FGÛ320 SP Cushion SP CUSHION DR135 1 SDÛ034 Spring GND SPRING DR130 2 TZ0049 Dumper SILICON DUMPER 3 UP0579 P C BOARD DR235MK3 INTEGRATED 1 Mechanica...

Page 27: ...R5 RK3D34 Chip R MCR03EZPJ471 1 R6 RK3034 Chip R MCR03E2PJ471 1 R7 RK3034 Chip R MCR03EZPJ471 1 R8 RK3032 Chip R MCR03E2PJ331 1 R9 RK3038 Chip R MCR03EZPJ102 1 R10 RK3050 Chip R MCR03EZPJ103 1 R11 RK3066 Chip R MCR03E2PJ224 1 R12 RK3038 Chip R MCR03EZPJ102 1 R13 RK3D38 Chip R MCR03E2PJ102 1 R14 RK3038 Chip R MCR03EZPJ102 1 R15 RK3038 Chip R MCR03EZPJ102 1 R16 RK3038 Chip R MCR03E2PJ102 1 R17 RK305...

Page 28: ...0040 Cushion SPEAKER CUSHION DR41 1 HK0487 Package ITEM CARTON EJ41U 1 HP0029 Plastic bag E BAG 5X100X100 1 HP0040 Plastic bag 8X130X200 1 PF0061 SHEET SHEET EJ41U 1 PR0449 Label EJ41U LABEL 1 PS0354 Manual INSTRUCTION EJ41U 1 PS0355 Manual INST DISC EJ41U 1 UZ0030 Plug MP 013LC 1 All manuals and user guides at all guides com ...

Page 29: ...of SSG is all EMF indication If without instruction WIDE mode If without instruction SSG output is MOD 1KHz WIDE DEV 3 5KHz DEV NARROW DEV 1 75KHz DEV Standard modulation is also based above Speaker load is 8 ohm and output is 50 100 mV All manuals and user guides at all guides com ...

Page 30: ...ust so that all the indicator appears 3 T X A d ju s t m e n t S p e c ific a t io n ITEM CONDITION UNIT ADJ SPOT ADJUSTING MRTHOD HI POWER Adjustment 223 50MHz HI POWER MAIN VR103 Adjust to 25 0 1 0W MID POWER Adjustment 223 50MHz MID POWER MAIN VR104 Adjust to 10 0 1 0W LOW POWER Confirmation 223 50MHz LOW POWER MAIN Confirm if it becomes 4 5 1 0W Maximum Deviation Adjustment 223 50MHz MOD 1KHz ...

Page 31: ...e Squelch Close SSG Output OFF S Meter 223 50MHz 1KHz 3 5KHz DEV All appears at 20dBu All appears at 25dBu Decrease SSG level and decrease S Meter level AF Output 223 50MHz More than 2W More than 2W SSG Output 30dBu CTCSS Sensitivity 223 50MHz WIDE Open at 500Hz DEV Open at 500Hz DEV SSG Output OdBu 88 5Hz 223 50MHz NARROW Open at 250Hz DEV Open at 250Hz DEV DCS Sensitivity 223 50MHz WIDE Opens wh...

Page 32: ...DE 3 0 0 1KHz DEV 4 5 0 1KHz DEV 3 0 0 2KHz DEV 4 5 0 2KHZ DEV MIC in 1KHz 4mVemf MIC in 1KHz 40mVemf 223 50MHz NARROW 2 2 0 1 KHz DEV 2 2 0 2KHz DEV MIC in 1KHz 40mVemf CTCSS Modulation Level 223 50MHz WIDE 800 200Hz DEV 800 200Hz DEV 88 5Hz 3KHzLPF ON DCS Modulation Level 223 50MHz WIDE 800 50HZ DEV 800 200HZ DEV 255 Code 3KHzLPF ON 223 50MHz NARROW 600 200HZ DEV 600 300Hz DEV 1750Hz Modulation ...

Page 33: ...1 DR 235 d e n jt BLOCK DIAGRAM All manuals and user guides at all guides com ...

Page 34: ...PC BOARD VIEW 1 C P U U n it S ID E A D R 2 3 5 U P 0 5 7 9 2 C P U U n it S ID E B D R 2 3 5 U P 0 5 7 9 Bonding All manuals and user guides at all guides com ...

Page 35: ...3 MAIN Unit Side A DR 235 UP0579 All manuals and user guides at all guides com ...

Page 36: ...4 MAIN Unit Side B DR 235 UP0579 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 37: ...0 C R TS 0 C TXD 0 N C 3 C D TR 0 N C 0 N C 0 n K F N Q L lirMul 0 o 0 m c _ C FF0 0 3 3 VELCRO A Y Z 0 1 3 1 o D H O m c_ u c Y Z 0 1 3 1 5 TNC U nit Side A U P 0 4 0 2 6 TNC U n it Side B U P 0 4 0 2 All manuals and user guides at all guides com ...

Page 38: ... sS g3fi 23 g Sg O O O O O O O O O O O O O O O O jl IO O O O O O O O O O O O Q O O O i 5 0 U c c 5 I D 73 1 ro 03 Ot SCHEMATIC DIAGRAM All manuals and user guides at all guides com ...

Page 39: ...2 MAIN Unit DR 235 All manuals and user guides at all guides com ...

Page 40: ...TNC Unit OPTION Unit EJ41U GPS P IT DATA CONECT All manuals and user guides at all guides com ...

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