Vertex-standard VX-900 Manuel d'utilisateur

1ContentsOperating Manual Reprint ...

10One or more of the radio’s "Soft Keys" may be en-abled for a function associated with the "Set" (Menu)mode. This feature, when a

11[SIDE SEL] key to select "P" (PTT Lock), "D" (Dial-Knob-Lock), "K" (Keypad Lock), or various combi-nations of these. R

12CloningThe VX-900 includes a convenient “Clone” feature,which allows the programming data from one trans-ceiver to be transferred to another VX-900.

13SpecificationsGENERALNumber of Channels: 512 channelsFrequency Range: 400 - 430 MHz (AS1), 440 - 470 MHz (CS), 450 - 485 MHz (D), 485 - 512 MHz (F)C

14Exploded View & Miscellaneous PartsNon-designated parts are available only aspart of a designated assembly.À U07230107 PAN HEAD SCREW M2X3B #1

15Block Diagram

16Block DiagramNote:

17Circuit DescriptionOverviewThe VX-900 is a UHF FM hand-held transceiver de-signed to operate in the frequency range of 400 to512 MHz.Circuit Configu

18Circuit DescriptionThe resulting DC squelch control voltage is passedto pin 19 of the microprocessor Q1050. If no carrieris received, this signal ca

19Transmit InhibitWhen the Transmit PLL is unlocked, pin 18 of PLLchip Q1053 goes to logic "low." The resulting DC"unlock" control

2Operating Manual ReprintCONTROLS & CONNECTORSVOL/PWR KnobTOGGLE SwitchLED IndicatorSteady Green: Signaling offBlinking Green: Busy Channel (or SQ

20AlignmentIntroductionThe VX-900 is carefully aligned at the factory forthe specified performance across the frequencyrange specified for each versio

21AlignmentWhenever possible, alignments should be made withoscillator shields and circuit boards firmly affixedin place. Also, the test equipment mus

22Alignmentportant that you follow the basic alignment sequenceprecisely, so that the displayed data and the dataloaded into the transceiver are ident

23Alignment• Use the [t ] or [u ] key to select the "MID" fre-quency channel in the alignment range.• Disable any subaudible tone signaling

24AlignmentChannelsThe following parameters may be adjusted individu-ally for each channel. For example, minor variationsin the power output across th

25Test Adapter SchematicConnector Pinout DiagramAF Test Adapter SchematicNote!Because of the bridge audio amplifier circuit used in the VX-900, it is

26Note:

27Main UnitCircuit Diagram

28Main UnitNote:

29Main UnitSide AParts LayoutDA221 (K)(D1001, 1010, 1012, 1013,1014, 1034, 1038, 1045)2SA1774 (FR)(Q1015)2SC4617 (BR)(Q1042, 1047)CPH6102 (AB)(Q1008,

3Operating Manual ReprintBEFORE YOU BEGINBattery Pack Installation and RemovalrTo install the battery, hold the transceiver withyour left hand, so you

30Main UnitSide BDA221 (K)(D 1029, 1054, 1058, 1059)RB715F (3D)(D1021)MA132WK (MU)(D1035, 1056, 1060)GN2011-Q (4W)(D1037)2SC3356 (R24)(Q1026)2SC4227 (

31Circuit DiagramMain Unit (Lot. 5~)

32Note:Main Unit (Lot. 5~)

33Side ADA221 (K)(D1001, 1010, 1012, 1013,1014, 1034, 1038, 1045)2SA1774 (FR)(Q1015)2SC4617 (BR)(Q1042, 1047)CPH6102 (AB)(Q1008, 1037)LC87F72C8A(Q1050

34Side BDA221 (K)(D 1029, 1054, 1058, 1059)RB715F (3D)(D1021)MA132WK (MU)(D1035, 1056, 1060)GN2011-Q (4W)(D1037)2SC3356 (R24)(Q1026)2SC4227 (R32)(Q104

35Parts ListMain UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADR*** MAIN-UNIT ***PCB with Components (W/ VR-UNIT) CP69

36Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRC 1025 CHIP CAP. 1pF 50V CK GRM36CK010C50PT K22178202 VERSION D

37Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRC 1054 CHIP CAP. 0.01uF 16V B GRM36B103K16PT K22128804 1- B a6C

38Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRC 1105 CHIP CAP. 22pF 50V CH GRM36CH220J50PT K22178220 VERSION D

39Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRC 1146 CHIP CAP. 0.001uF 50V B GRM36B102K50PT K22178809 1- B b5C

4Operating Manual ReprintTOR button twice) toquiet the noise and re-sume normal (quiet)monitoring.rTo transmit, press andhold the PTT switch.Speak int

40Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRC 1206 CHIP CAP. 0.1uF 10V B GRM36B104K10PT K22108802 1- A A2C 1

41Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRC 1237 CHIP CAP. 8pF 50V CH GRM36CH080D50PT K22178210 VERSION F

42Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRC 1296 CHIP CAP. 0.1uF 10V B GRM36B104K10PT K22108802 1- B a5C 1

43Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRD 1016 DIODE HVU131TRF G2070462 1- B c2D 1017 LED LNJ808K8SRA G2

44Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRL 1009 COIL 0.012uH AS030321-12NK L0022582 1- B b1L 1010 M.RFC 0

45Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRL 1044 M.RFC 0.047uH HK1608 47NJ-T L1690524 1-6 B b2L 1044 M.RFC

46Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRQ 1043 TRANSISTOR 2SC4617 TL R G3346178R 1- B b3Q 1044 TRANSISTO

47Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRR 1040 CHIP RES. 10k 1/16W 5% RMC1/16S 103JTH J24189037 1- A B4R

48Main UnitDESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRR 1087 CHIP RES. 0 1/16W 5% RMC1/16S JPTH J24189070 1- A A4R 108

49Main UnitR 1142 CHIP RES. 150k 1/16W 5% RMC1/16S 154JTH J24189051 1- B c6R 1143 CHIP RES. 0 1/16W 5% RMC1/16S JPTH J24189070 1- B c7R 1144 CHIP RES.

5Operating Manual ReprintADVANCED OPERATIONSoft key and TOGGLE switch FunctionsThe VX-900 includes the [TOP SEL], [SIDE SEL],[MONITOR], and [LAMP] key

50DESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRMain UnitR 1196 CHIP RES. 220k 1/16W 5% RMC1/16S 224JTH J24189053 1- A B3

51DESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRMain UnitR 1256 CHIP RES. 470k 1/16W 5% RMC1/16S 474JTH J24189057 1- B b6

52DESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRMain UnitR 1316 CHIP RES. 33k 1/16W 5% RMC1/16S 333JTH J24189043 1- A A1R

53DESCRIPTION VALUE V/W TOL. VXSTD P/NMFR’S DESIG VERS.REF. LOT. SIDE LAY ADRMain UnitXF1001 XTAL FILTER HDF0028 44.25MHZ H1102338 1- B a3XF1002 XTAL

54Note:Main Unit

55VR UnitCircuit DiagramSide A Side BParts LayoutParts ListBRPY1211F(D5002)*** VR-UNIT ***PCB with Components CB1447001Printed Circuit Board FR006580E

56SW UnitCircuit DiagramSide A Side BParts LayoutParts List*** SW-UNIT ***PCB with Components CB1445001Printed Circuit Board FR006570B 1-S 3001 TACT S

57Circuit DiagramParts LayoutParts ListComponent SideDummy Unit*** DUMMY-UNIT ***PCB with Components CB1446001Printed Circuit Board FR002510C 1-C 4001

58F2D-8 2-Tone Decode UnitHD64F3334YTF16(Q1001)Circuit DiagramParts LayoutTC7S04FU (E5)(Q1003)DTC124TU (05)(Q1005)TA75S01F (SA)(Q1004)Side BSide A

59F2D-8 2-Tone Decode UnitParts List*** F2D-8 ***Printed Circuit Board FR002530C 1-C 1001 CHIP TA.CAP. 4.7uF 6.3V TEMSVA0J475M-8R K78080017 1- AC 1002

6Operating Manual ReprintADVANCED OPERATIONDescription of Operating FunctionsChannel ScanThe Scanning feature is used to monitor multiple sig-nals pro

60VTP-50 VX-Trunk UnitNJM2904V(Q1001)Circuit DiagramParts LayoutMC68HSC705C8A502(Q1002)TA75S01F (SA)(Q1003)Side BSide ABR93LC56FV(Q1004)

61VTP-50 VX-Trunk UnitParts List*** VTP-50 ***Printed Circuit Board FR002540C 1-C 1002 CHIP CAP. 0.001uF 50V B GRM39B102K50PT K22174821 1- AC 1003 CHI

62FVP-25 Encryption / DTMF Pager UnitM64026FP(Q1001)Circuit DiagramParts LayoutLC73881(Q1002)DTC144EU (26)(Q1003)Side BSide A

63*** FVP-25 ***Printed Circuit Board FR005010F 1-C 1001 CHIP CAP. 0.1uF 16V B GRM39B104K16PT K22124805 1- A B1C 1002 CHIP CAP. 0.01uF 25V B GRM39B103

64F5D-14 5-Tone UnitCircuit DiagramParts LayoutSide BSide A2SC4617 (BR)(Q1004)DTC114TE (04)(Q1002)BR93LC66FV(Q1006)TK71650SC (L50)(Q1001)MD09(Q1005)PI

65*** F5D-14 ***Printed Circuit Board FR006510B 1-Printed Circuit Board FR006510D 3-C 1001 CHIP CAP. 0.1uF 10V B GRM36B104K10PT K22108802 1- AC 1002 C

58Printed in Japan.Copyright © 2002VERTEX STANDARD CO., LTD.All rights reservedNo portion of this manual may bereproduced without the permissionof VER

7Operating Manual ReprintADVANCED OPERATIONpossible to talk to the other station.Remember that disabling the encryption will mean thatyour transmissio

8be heard after the last key is pressed (the new codewill now be transmitted).The receiver squelch of the other station will be opened,and you can beg

9Operating Manual ReprintACCESSORIES & OPTIONSAvailability of accessories may vary; some accessories are supplied standard per local requirements,