King Communications KDT5000/KDT5000R Applications Document Index 10001 10002 10003 10004 10005 10006 10007 10008 10009 10010 10011 10012 10013 10014 10015 10016 10017 10018 10019 10020 10021 10022 10023 10024 10025 10026 10027 10028 10029 10030 10031 10032 10033 10034 10035 10036 10037 10038 Panic Switch Motorola Maxtrac Series “HLN9123A Logic Bd.
King Communications KDT5000/KDT5000R Aplication Document 10001 Application Note / Radio Model “Panic Switch” Installation Notes: 1. The parameter structure for the command PEN is “PEN 1”. 2. Install a10k ohm 1/8 watt resistor between pin 1 and pin 9 of the DB9M connector of the radio interface cable. 3. An industrial grade N.O. push button switch is recommended for the “panic switch”. 4. A wire must also be attached between pin 9 of the DB9M connector and one pole of the N.O. contact of the panic switch.
King Communications KDT5000/KDT5000R Application Document 10002 Application Note / Radio Model Motorola Maxtrac Series “HLN9123A Logic Bd. and 688010W76-A” Wiring Configuration: KDT5000R Signal Name PIN #1 2 3 4 5 6 7 8 Ground Speaker Mute (MUP) Press To Talk (PTP) Receive Audio Power (12VDC) Clear To Send (TRP) Trunk Decode (SQP) Transmit Audio 9 Not Used Maxtrac logic board 688010w76-A Any ground area Base of Q509 Pin #11 of J8 Conn. Pin #1 of U552B Pin #5 of J8 Conn.
King Communications KDT5000/KDT5000R Application Document 10003 Application Note / Radio Model Johnson 8600 Series Wiring Configuration: KDT5000R Signal Name Johnson 8600 Series Radio PIN #1 2 3 4 5 6 7 8 9 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Clear To Send Carrier Detect Transmit Audio Not Used P2 Pin #9 P2 Pin #6 P2 Pin #2 P2 Pin #4 P2 Pin #5 P2 Pin #1 Note 2 P2 Pin # 7 P2 Pin #11 NA Terminal Programming: SQP PTP MUP TRP RKI LKI STL SRL SRT + + 10 80 26: Note 1 25: Note
King Communications KDT5000/KDT5000R Application Document 10004 Application Note / Radio Model Standard GX1510U Wiring Configuration: KDT5000R Signal Name Radio PIN #1 2 3 4 5 6 7 8 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Unused Carrier Detect (COR) Transmit Audio 9 Unused Any Ground Connection Gate of Q606 Pin #3 of Mic Jack Junction R128 and C152 Collector of Q403 NA Collector of Q712 Junction of R280 and VR202 with 15K resistor in series NA Terminal Programming: SQP PTP MU
King Communications KDT5000/KDT5000R Application Document 10005 Application Note / Radio Model KDT5000R “Back to Back” Cable Construction Wiring Configuration: 12VDC + DB9 Male Solder side 4K7 4K7 DB9 Male Solder side DB9 Male Solder side -
King Communications KDT5000/KDT5000R Application Document 10006 Pg. 1 of 2 Application Note / Radio Model Kenwood TK840 Wiring Configuration: KDT5000R Signal Name KCT19 Accessory Connection Cable PIN #1 (Brn.) 2 (Blu.) 3 (Red) 4 (Orng.) 5 (Yel.) 6 (Grn.) Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Clear to Send 7 (Violet) Carrier Detect (COR) 8 (Gray) 9 (Wht.) Transmit Audio Unused Pin A-6 (Red) Pin A-12 (See mods #1) (Yel.-C1) Pin A-8 (Purple) Pin A-4 (See mods #3) (Brwn.
King Communications KDT5000/KDT5000R Pg. 2 of 2 Notes: 1. Leave this connection un-terminated if radio is to be used in a conventional only system. 2. Do not perform modification step #2 if radio is to be used in a conventional only system. 3. If radio is to be used in a conventional only system, replace the above listed KDT settings with the following: SRT 0 0 0 0 0 0 0, RKI 1 25, and LKI 1 25. 4. Align the KDT per the alignment instructions in the KDT training manual.
King Communications KDT5000/KDT5000R Application Document 10007 Application Note / Radio Model Bendix/King EPH Portable Wiring Configuration: KDT5000R Signal Name Side Connector via LAA0602 PIN #1 2 3 4 Ground Unused Press To Talk Receive Audio 5 6 7 8 9 Power (12VDC) Unused Carrier Detect (COR) Transmit Audio Unused #3 of J17 NA #2 of J17 Center pin of J15 Audio Jack #1 of J17 NA #5 of J17 #4 of J17 NA Terminal Programming: SQP PTP LKI SRT + 100 00000000 Notes: Requires use of an LAA0602 Access
King Communications KDT5000/KDT5000R Application Document 10008 Application Note / Radio Model Motorola Radius GM300 Wiring Configuration: KDT5000R Signal Name Rear Accessory Connector Pin # PIN #1 2 3 4 5 6 7 8 9 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Unused Carrier Detect (COR) Transmit Audio Unused 7 6 3 11 13 NA 4 5 NA Terminal Programming: SQP PTP LKI SRT + 100 0000000 Rev.
King Communications KDT5000/KDT5000R Application Document 10009 Application Note / Radio Model RELM - SLU25 Wiring Configuration: KDT5000R Signal Name Radio PIN #1 2 3 4 5 6 7 8 9 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Unused Carrier Detect (COR) Transmit Audio Unused Any Ground Connection U201 pin #13 J301 Pin 1 U301 Pin 9 SW101 Pin 5 NA U204 Pin 7 P201 Pin 4 100K ohm in series NA Terminal Programming: SQP PTP MUP LKI SRL STL SRT + + 20 23: Note 1 18: Note 1 0000000 1.
King Communications KDT5000/KDT5000R Application Document 10010 Application Note / Radio Model Kenwood TK760 Wiring Configuration: KDT5000 DB9 PIN #1 (Brn.) Note: 4 2 (Blu.) 3 (Red) 4 (Orng.) 5 (Yel.) Signal Name Speaker Mute Press To Talk Receive Audio Power (12VDC) 6 (Grn.) 7 (Violet) 8 (Gray) 9 (White) Unused Carrier Detect (COR) Transmit Audio Unused Ground KCT19 Accessory Connection Cable Pin A-6 (Red) Pin A-13 (See notes #2) (Wht.) Pin A-8 (Purple) Pin A-4 (Brn.) Pin A-7 (See notes #2) (Orng.
King Communications KDT5000/KDT5000R Application Document 10011 Application Note / Radio Model Garmin GPS 35/36 to KDT5000 Wiring Configuration: Accessory Serial Connector DB9 Male (Connect to KDT5000) PIN #1 2 3 4 5 Signal Name Garmin GPS 35/36 Accessory Connection Cable DB9 FEMALE Not used RX Serial Data TX Serial Data Data Terminal Ready Ground 6 7 8 9 Not used Not used Clear To Send +12VDC NA TX Data (White wire) RX Data (Blue wire) NA Ground (Black wire) and Common Ground (unshielded wire) NA N
King Communications KDT5000/KDT5000R Application Document 10012 Application Note / Radio Model Motorola Maxtrac “SmartNet” to KDT5000 “HLN9313A Logic Board” Wiring Configuration: KDT5000 Signal Name PIN #1 2 3 4 5 6 7 8 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Clear To Send Trunk Decode Transmit Audio 9 Not Used Maxtrac logic board HLN9313A Any ground area Base of Q509 Pin #11 of J8 Conn. Pin #1 of U552B Pin #5 of J8 Conn.
King Communications KDT5000/KDT5000R Application Document 10013 Application Note / Radio Model Motorola GTX and LCS 2000 to KDT5000 Model # M11UGD6CB1AN and M10UGD6DC5AN” Wiring Configuration: KDT5000R Center DB9 PIN #1 2 3 4 5 6 Ground Speaker Mute (MUP) Press To Talk (PTP) Receive Audio Power (12VDC) Clear To Send (TRP) 7 8 Trunk Decode (SQP) Transmit Audio 9 Not Used SQP PTP TRP MUP LKI RKI SRL STL SRT Signal Name Main board FLF5582A Any ground area #8 of U0401 #3 of J0400 #11 J0400 “A” termin
King Communications KDT5000/KDT5000R Application Document 10014 Application Note / Radio Model Ericsson MDX “LBI-38848E” Wiring Configuration: KDT5000R Signal Name PIN #1 2 3 4 5 6 7 8 9 Ground Speaker Mute (MUP) Press To Talk (PTP) Receive Audio Power (12VDC) Clear To Send (TRP) Trunk Decode (SQP) Transmit Audio Not Used Option Cable LBI-38844C J905 #1 J905 #10 J905 #7 J905 #11 J905 #5 J905 #13 Note 1 J905 #4 Note 2 NA Terminal Programming: LKI RKI SRL STL SRT 1 1000 1 10 23: Note 3 23: Note 3 7 80
King Communications KDT5000/KDT5000R Application Document 10015 Application Note / Radio Model Motorola Radius M1225 to KDT5000 Wiring Configuration: KDT5000R Signal Name PIN #1 2 3 4 5 6 7 8 9 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Clear To Send Trunk Decode Transmit Audio Not Used 16 Pin Accessory Connector Pin # 7 N/C Pin # 3 Pin # 11 Pin # 13 N/C Pin # 8 Pin # 5 NA Terminal Programming: LKI RKI SRL STL SRT 10 10 23: Note 1 18: Note 1 0000000 Note: 1. .
King Communications KDT5000/KDT5000R Application Document 10016 Application Note / Radio Model KDT5000 to Radio Interface Cable Construction (KRIC Cable) Wiring Configuration: DB 9 M PTC (AUTO RESET FUSE) SEE NOTE RESISTOR: SEE NOTE 2 5 9 4 8 3 7 2 6 1 12 IN. PTC SHIELD HEAT SHRINK HEAT SHRINK PIN5 5 R2 10 k ohm R1 10k ohm RESISTOR Notes: 1. PTC is a positive temperature coefficient device that exhibits a very high resistance when current exceeds 800 ma.
King Communications KDT5000/KDT5000R Application Document 10017 Application Note / Radio Model SEA ESP504/520 ACSB Transceiver Wiring Configuration: KDT5000R Signal Name PIN #1 2 3 4 5 6 7 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Clear To Send Carrier Detect (COR) 8 Transmit Audio 9 Unused SEA ESP504/520 ACSB Radio Any Ground Connection Pin 10 of U102, see note 3 Terminal A of JU 4 TP107 Pos. terminal of C14 Pin 1 of J303 End of 33k ohm resistor opposite pin 10 of U102.
King Communications KDT5000/KDT5000R Application Document 10018 Application Note / Radio Model Motorola Maxar 80 to KDT500 Internal Radio Modifications: 1. 2. 3. 4. 5. Pin 3 J601 to any convenient ground point. Pin 11 J601 to the collector of Q409 PL board (carrier Detect). Pin 13 J601 to the junction of R447 and Yel-Blu wire PL Board (Discriminator Audio). Pin 14 J601 to the junction of CR16 & C92 Main Board (Speaker Mute). Pin 15 J601 to the negative side of C120 Main Board (TX Audio).
King Communications KDT5000/KDT5000R Application Document 10019 Application Note / Radio Model Maxon SM-2450 Wiring Configuration: KDT5000R PIN #1 2 3 4 5 6 7 8 9 Terminal Programming: SQP PTP MUP LKI SRT Signal Name Maxon 2450 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Unused Carrier Detect (COR) Transmit Audio Unused *Pin 3 IC108 & Relay Contact *Relay Coil Pin 18 CON 403 Junction C190 & C201 *Pin 5 IC108 & Relay Coil N/A Collector Q131 Pin 4 CON 403 NA + 1 30 0000000 * See Fig
King Communications KDT5000/KDT5000R Page 2 Application Note / Radio Model Maxon SM-2450: Radio Interface Cable Routing Diagram Power Cable Interface Cable Relay Tie Wrap Top Cover Mtng.Post Interface cable Spread wires out in notch Top View of Radio Relay Dbl. Sided foam tape Trans former Fig.
King Communications KDT5000/KDT5000R Page 3 PTC (AUTO RESET FUSE) SEE NOTE 1 RESISTOR: 15k ohm 5 To Pin 5 IC 108 4 To Junct. C190 & C201 9 Not Used To Pin 4 Conn. 403 8 3 To Pin 18 Conn. 403 7 To Collector Q131 2 6 Not Used To Pin 3 IC108 1 Relay To Collector Q137 Fig. 2 Parts List Interface Cable 1N914 diode 5VDC Reed Relay (Radio Shack 275-232) Double Sided Foam Tape Rev.
King Communications KDT5000/KDT5000R Application Document 10020 Application Note / Radio Model MIDLAND 70-1337 Bantam Mobile Wiring Configuration: KDT5000R PIN #1 2 3 4 5 6 7 8 9 Terminal Programming: SQP PTP MUP LKI SRT Signal Name Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Unused Carrier Detect (COR) Transmit Audio Unused MIDLAND 70 –1337 Pin 3 of J902 Pin 8 of IC203 Pin 2 of J401 Pin 7 of J902 Pin 22 of J902 Wiper of S401 (CTCSS) Pin 1 of J401 NA + 1 30 0000000 Rev.
King Communications KDT5000/KDT5000R Application Document 10021 Application Note / Radio Model MIDLAND 70-1336A/B Wiring Configuration: KDT5000R Center DB9 PIN #1 2 3 4 5 6 7 8 9 Signal Name MIDLAND 70-1336A/B Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Unused Carrier Detect (COR) Transmit Audio Unused Pin J408 Pin 7 J408 Pin 2 J305 Pin 11 J408 Pin 6 IC 406 Pin 5 J408 Pin 1 J305 NA Terminal Programming: SQP PTP MUP LKI SRT + 1 30 0000000 Rev.
King Communications KDT5000/KDT5000R Application Document 10022 Application Note/ radio Model SEA ESP520DX / ESP520D * See note 3 below Wiring Configuration: KDT5000R Center DB9 PIN #1 2 3 4 5 6 7 8 9 Signal Name ESP520DX DB-25M Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Clear To Send Carrier Detect Transmit Audio Not Used Pin #1 & Pin #11 NA Pin #5 Pin #10 Pin #13 Pin #6 Pin #20 Pin #12 NA Notes: 1. 2. 3. MSK levels from the MDT should be set at 100mv P/P. Version 2.
King Communications KDT5000/KDT5000R Page 2 Bill of Material 1 Ea. 1 Ea. 1 Ea 1 Ea. 1 Ea. DOC-520D-01 OPS-520D-U1 OPS-520D-U2 OPS-520D-U6 RES- 0010-471 Field Software Upgrade DOC. (listed below) Slave CPU Revision V2.00 or later. Master CPU Revision V2.00 or later. DSP PROM Revision V2.00 or later. 470 Ohm 1/8W Resistor. ESP520D SOFTWARE UPGRADE INSTRUCTIONS (DOC520D.01) REV. A 1.1 Remove the radio’s Top Cover. 1.1.1 Remove the two (2) screws from the top cover of the radio. 1.1.
King Communications KDT5000/KDT5000R Application Document 10023 Application Note/Radio Model KRIC Power Circuit Protection Adaptor DB 9M DB 9F PTC (AUTO RESET FUSE) SEE NOTE 5 5 9 9 4 4 8 8 3 3 7 7 2 2 6 1 1 6 IN. Notes: PTC is a positive temperature coefficient device that exhibits a very high resistance when current exceeds 800 ma. providing over current protection for the DB9M connector. The PTC automatically resets when over current condition is removed.
King Communications KDT5000/KDT5000R Application Document 10024 Application Note/Radio Model Modication of the KDT5000A for Data Detect 1 ufd. 16v cap. D2 U7 U7 U7 U8 Main Board Notes: Add the following items to the KDT 5000A main pcb. (1) .1 ufd 16v capacitor. (1) 1 jumper wire. Reference the diagram above and perform the following steps. 1. 2. 3. Solder a jumper from pin 13 of U7 to the cathode of D2. Solder the ground lead of the .1ufd cap. to pin 17 of U7. Solder the positive lead of the .
King Communications KDT5000/KDT5000R Application Document 10025 Application Note/Radio Model Flag Fall Interface for Taxi Meter To The KDT 5000 Taxi Meter DB9M A 10K B 6 1 0 K 1 Light Output Radio Interface Cable Notes: The following parts should be added to the King Radio Interface Cable (KRIC) per the diagram above. (2) 10K 1/8watt resistors. 1. 2. 3. 4. 5. 6. 7. Solder one lead of each resistor to pin 6 of the DB9M connector. Solder the other lead of one of the resistors to pin 1 of the DB9M.
King Communications KDT5000/KDT5000R Application Document 10026 Application Note/ Radio Model UNIDEN SMU 250KTS Wiring Configuration: KDT5000R Signal Name UNIDEN SMU 250KTS PIN #1 2 3 4 5 6 7 8 9 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Clear To Send Carrier Detect Transmit Audio Not Used Power Ground J406 Pin 4 PTT Pin Mic Connector J406 Pin 5 Switched terminal VR701 N/A P3 WA 401 J406Pin 3 NA Terminal Programming: SQP PTP MUP LKI SRT + 1 30 0000000 Rev.
King Communications KDT5000/KDT5000R Application Document 10027 Application Note/ Radio Model KDT5000R “Back to Back” Cable Construction (Modified) REV.
King Communications KDT5000/KDT5000R Application Document 10028 Application Note/ Radio Model JOHNSON VIKING Wiring Configuration: KDT5000R Signal Name STANDARD GX4800UT PIN #1 2 3 4 5 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) J300 PIN 10 J401 PIN 10 W/O 23(MIC. PTT) W/O 1(RX DEMOD AUDIO) 6 7 8 Clear To Send Carrier Detect Transmit Audio 9 Not Used J300 (SW.
King Communications KDT5000/KDT5000R Application Document 10029 Application Note/ Radio Model KENWOOD TK805 Wiring Configuration: KDT5000R Signal Name KENWOOD TK805 PIN #1 2 3 4 5 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Suitable ground point :Note 1 High side of VR201 Pin 3 of J201 Pin 2 of W201 6 7 8 9 Clear To Send Carrier Detect Transmit Audio Not Used Switched side of S201 Not applicable:Note 2 Pin 5 of W201 Pin 5 of J201 via 27k ohm res.
King Communications KDT5000/KDT5000R Application Document 10030 Application Note/ Radio Model KENWOOD TK810 Wiring Configuration: KDT5000R Signal Name KENWOOD TK810 PIN #1 2 3 4 5 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Pin 11 of CN1 Note 3 Pin 3 of CN2 Pin 2 of CN1 Note 3 Pin 9 of CN1 Note 3 6 7 8 Clear To Send Carrier Detect Transmit Audio 9 Not Used Pin 1 of CN1 Note 3 N/A Pin 10 of CN1 Note 3 Pin 2 of CN1 via 180k ohm res.
King Communications KDT5000/KDT5000R Application Document 10031 Application Note/ Radio Model MAXON SM-4450 Wiring Configuration: KDT5000R Signal Name SM-4450 PIN #1 2 3 4 5 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Pin 3 of PL 3 Volume pot high Pin 4 of PL 4 Pin 1 of PL3 6 7 8 9 Clear To Send Carrier Detect Transmit Audio Not Used Pin 5 of PL3 N/A Pin 1 of PL2 IC 1131 Pin 2 via 150k ohm res. NA Note 1:Remove 3.
King Communications KDT5000/KDT5000R Application Document 10032 Application Note/ Radio Model STANDARD GX1710 Wiring Configuration: The following internal connections must be made to the GX1710 in order for the DB9 (J1003) accessory connector to be used for connection to the KDT5000 MDT. 1. Move Jumper (Solder bridge) from JP2 to JP3: 2. Move Jumper (Solder bridge) from JP4 to JP5: 3. Connect a wire from pin 13 of Q1009 to pin 6 of J1003. 4. Connect a wire from pin 1 of J7 to pin 7 of J1003. 5.
King Communications KDT5000/KDT5000R Application Document 10033 Application Note/ Radio Model MIDLAND 70-1341 / 70-1344 / 70-1441 / 70-1444 MIDLAND 70-1391 / 70-1394 / 70-1491 / 70-1494 Wiring Configuration: KDT5000R Signal Name 70-1xxx PIN #1 2 3 4 5 Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Pin 1 of J402 Pin 12 of J401 Pin 9 of J403 Pin 9 of J401 6 7 8 9 Clear To Send Carrier Detect Transmit Audio Not Used Pin 11 of J402 N/A Pin 67 of IC 901 Pin 1 of IC 407 (R465) ------- Ter
King Communications KDT5000/KDT5000R Application Document 10034 Application Note/ Radio Model MOTOROLA SM50 “RADIUS” Wiring Configuration: KDT5000 Signal Name PIN #1 (Brn.) 2 (Blu) 3 (Red) 4 (Orng.) 5 (Yel.) Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) 6 (Grn.) 7 (Vio.) 8 (Gray) 9 (Wht.) Clear To Send Carrier Detect Transmit Audio Not Used SM-50 Acc.
King Communications KDT5000/KDT5000R Application Document 10035 Application Note “DATA DETECT” Modification for MDT5000R Perform the following steps: 1. Install a .1ufd 16v cap. between pin11 and pin 20 of U5, with the negative lead to pin 11 if a electrolytic is used. 2. Install a jumper from pin 14 of U5 to pin 6 of U3. 3. Cut the land which goes from pin 6 of U3 to L11 (noise filter). REV.
King Communications KDT5000/KDT5000R Page 1 of 2 Application Document 10036 Application Note/ Radio Model MOTOROLA “MITREK” BASE STATION-FULL DUPLEX OPERATION Full duplex operation requires two base MDT’s one for re ceive and one for transmit. They are mutually exclusive and provide a two -way data path between the mobile units and the dispatch PC. When a mobile unit transmits, the base receiver outputs data to Rx terminal and COR to base Tx.
King Communications KDT5000/KDT5000R Page 2 of 2 NOTES: 1.Modify t he MITREK PL board according to the diagrams on file. 2.Connect the CSI model SS-64 tone encoder board flying leads as follows: Black to pin 9 of P3 on PL board. Red to pin 8 of P3 on PL board. Orange to collector of Q4 on PL board. Gray to pin 9 of metering socket on main board. Yellow to pin 1 of P3 on PL board. 3.Adjust P101 on SS-64 for a 1volt p -p signal at pin 3 of P3 on PL board. 4.
King Communications KDT5000/KDT5000R Application Document 10037 Page 1 of 2 Application Note/ Radio Model: MOTOROLA MSF 5000 BASE STA. FULL DUPLEX Full duplex operation requires two base MDT’s one for receive and one for transmit. They are mutually exclusive and provide a two -way data path between the mobile units and the dispatch PC. When a mobile unit transmits, the base receiver outputs data to Rx terminal and COR to base Tx.
King Communications KDT5000/KDT5000R 1.Program radio for RPT mode, transmit and receive frequency pair to the reverse of mobile radio frequencies and PL tone to correspond to mobile units. Page 2 of 2 2.Check radio for proper RPT mode operation before beginning the interfacing procedure. 3.Connect two 30 in. interface cables per the chart above. 4.Cut land to pin 1 of U831 on station control module. 5.Remove resistor R8175, R895 and jumper plug JU14A. 6.Install a wire between JU14 pin 1 and U831 pin 1. 7.
King Communications KDT5000/KDT5000R Application Document 10038 Application Note / Radio Model Kenwood TK880 Wiring Configuration: KDT5000R Signal Name KCT19 Accessory Connection Cable PIN #1 (Brn.) 2 (Blu.) 3 (Red) 4 (Orng.) 5 (Yel.) 6 (Grn.) 7 (Violet) 8 (Gray) 9 (Wht.) Ground Speaker Mute Press To Talk Receive Audio Power (12VDC) Clear to Send Carrier Detect (COR) Transmit Audio Unused Pin A-6 (Red) Pin A-2 (See mods #1) Pin A-8 (Purple) Pin A-4 (See mods #2) (Brwn.) Pin A-7 (Orng.
King Communications KDT5000/KDT5000R Application Document 10039 Application Note Modification of MDT 5000 for “PANIC BUTTON”. 1. Remove the green wire that is connected between pin 13 of U7 and pin 23 of U12. 2. Install a 10k ohm resistor in the place marked R32. 3. Move transistor T6 to from its position to the place marked T8. 4.Perform an operational check by providing a logic high input into pin 9 of the DB9F attached to the MDT. REV.
King Communications KDT5000/KDT5000R Application Document 10040 Application Note Modification of MDT 5000R for “PANIC BUTTON”. PANIC BUTTON: 1.Disconnect R7 from pin1 of U11 and reconnect to pin 9 of J3. 2.Disconnect the collector of transistor T5 from pin 9 of J3 and reconnect to pin 36 of U11. 4. Connect a wire form pin 36 of U11 to the spare resistor in RNET1. REV.
King Communications KDT5000/KDT5000R Application Document 10041 Application Note Modification of MDT 5000 for DATA DETECT. 1.Break the cathode of D2 from its connection and reconnect to pin 13 of U7. 2.Perform an operational check by observing that the red LED busy light is on when data in being received by the MDT. REV.
King Communications KDT5000/KDT5000R Application Document 10042 Application Note Modification of MDT 5000R for DATA DETECT. 1.Cut land between pin 6 of U3 and L11. 2.Reconnect pin 6 of U3 with a wire to pin 14 of U5. 3.Install a 1ufd. 16v capacitor between pin 11(negative) and pin 20(positive) of U5. 4.Perform an operational check by observing that the red LED busy light is on when data in being received by the MDT. REV.
