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SC Board Settings 

 

Remove top housing to set the jumpers. 
See Figure 16. 

 

Jumper settings 

 

DSP Jumper 

 
JP21 Jumper must be ON for units with a DSP board installed. 
It must be OFF for all other units. 
 

Sound Card Audio Jumpers 

 
JP23 sound card Audio in  configuration 
Default – 1&2 shorted 
 
JP17 sound card Audio out configuration 
Default – 1&2 shorted 
 

USB power Jumpers  

 
JP2 – default 2&3 shorted  -  USB bus power 
JP1- Open 
 

Rig control serial port Jumpers 

 
JP11, JP12, JP13, JP14 – default pins 1 & 2 shorted.  
 
Replace top housing after setting the jumpers.

 

 

Содержание PK-232SC

Страница 1: ...the features added with the SC version of the PK 232 The PK 232SC Operating Manual covers description and operation of the features added with the SC version of the PK 232 The main PK 232 manual descr...

Страница 2: ...e unit to our factory WHAT IS NOT COVERED We cannot be responsible for damage caused by accidents abuse misuse improper installation or unauthorized attempts to repair the unit This warranty does not...

Страница 3: ...ections 17 Transmit Audio Connections 20 Sound Card TNC Software Switch Connections 21 Reset Switch Connections 22 Main Board Re install 24 SC Board Installation 25 Units with MBX daughter board 25 Un...

Страница 4: ...4...

Страница 5: ...before starting Please read before installing this upgrade kit 1 Be sure to download the latest upgrade for ModemSwitch from http www timewave com 2 Check your radio cable to be certain the black wire...

Страница 6: ...onnector red black wire assembly 1 2 pin IDC connector grey wire assembly 2 pin IDC connector brown wire attached to reset switch 2 pin IDC connector 2 white wires attached to reset switch 1 Reset swi...

Страница 7: ...he following tools to complete this upgrade Solder pencil and solder Needle nose pliers Small side cutters 2 Phillips Screw driver small straight blade screwdriver Solder removal tools de soldering br...

Страница 8: ...__ 5B If you have a OVL LED assembly installed unplug the IDC connector from the header next to the red LED on the DSP board ____ 6 Remove the threshold control knob from the front panel Carefully rem...

Страница 9: ...hould not remove them If you do not have jumpers on JP4 JP5 JP6 do not install them older AEA models ____ 13 If your PK 232 is equipped with a Timewave reset switch it must be removed ____ 14 Remove r...

Страница 10: ...d Use care when removing this part so you do not burn the board The holes will not be used again so you can clip those leads which may be accessible from the rear of the connector on the top of the bo...

Страница 11: ...11 PK 232SC Assembly Instructions Wired connections to main board Power Connections 13 8 VDC Ground ____ 1 If your PK 232 has no power jack mounted directly on the board solder JP6 Black to ground pad...

Страница 12: ...12 ___ 2 If your PK 232 Board has a power jack installed on the board solder the black wire to the lug on the top of the jack as shown below ___ 3 Solder JP6 Red to front side of D10...

Страница 13: ...e PK 232SC main board There are two different configurations of the PK 232 serial connections Configuration 1 U19 and U20 ICs are plugged into sockets Some AEA PK 232 models and some AEA PK 232MBX mod...

Страница 14: ...20 socket with the white wire toward the left edge of the main PK 232 circuit board ____ 2 Plug cable assembly 2 violet red green orange and yellow wires into the U19 socket with the violet wire towar...

Страница 15: ...om the main PC board Do not burn the PC board with excess heat Do not damage the vias or traces on the PC board ____ 3 Insert a 14 pin DIP IC socket into the U19 holes and solder all 14 pins ____ 4 In...

Страница 16: ...de Kit that you have not installed yet install the DSP board according to the DSP Board installation instructions Exception Do not install the wire connected to the DSP IN pin of the DSP board It will...

Страница 17: ...oard remove C 54 located near the fuse ____ 3 If your PK232 has no DSP board solder the orange wire of cable assembly RX audio to the C54 back pad located by the fuse ____ 4 If your PK232 has no DSP b...

Страница 18: ...18 Figure 5 RX audio with DSP...

Страница 19: ...d C54 ____ 7 Solder the orange wire of cable assembly RX audio to the C54 back pad located by the fuse ____ 8 Solder the blue wire of cable assembly RX audio to the IN pad on the DSP board ____ 9 If y...

Страница 20: ...ed go to Step 3 ____ 2 Remove resistor R 160 orange orange red located behind the front panel just below Q10 Use needle nose pliers to avoid burning your fingers ____ 3 Solder the white wire of cable...

Страница 21: ...49 to the rear lead of R 149 yellow violet red right of Q6 Note The connector on the other end of the grey wire installed in this step will plug into JP19 on the SC board R146 is screened on the board...

Страница 22: ...Reset Switch Connections D12 Figure 9 ____ 1 If your PK 232 is a PK 232MBX model without a daughterboard solder red wire of cable assembly Reset Switch to the rear lead of D12 left of C92 See Figure 9...

Страница 23: ..._ 2 If your PK 232 is an original PK 232 model with or without a MBX daughterboard solder the red wire of cable assembly Reset Switch to the rear lead of D14 to the right of R167 See Figure 10 D14 Fig...

Страница 24: ...hten the nut until after completing the next step ____ 3 Replace all the screws on the bottom of the PK 232 housing that hold the main board in place There may be 6 or 7 screws depending upon the mode...

Страница 25: ...all back screw now ____5 Place spacer on top of MBX board See Figure 12 ____6 Carefully place SC board on the standoffs ____7 Place long 1 2 screw in hole on left end of the SC board through spacer th...

Страница 26: ...26 Fig 12 Side view of SC MBX main boards with spacer between SC board and MBX board Fig 13 SC board connected to main board with MBX board...

Страница 27: ...sing the IDC connectors and headers as shown The SC TNC switch and LED connections are not shown in this view Connect the five pin IDC connector to JP15 and JP18 when you install the top housing Units...

Страница 28: ...ected to main board with no MBX board ____ 14 If you do NOT have a DSP board installed remove the jumper on JP21 right front of board on the SC board ____ 15 Remove the two hex jack screws from DB 9 c...

Страница 29: ...m and top of the standoffs on the PK 232 main and SC boards After you have made a re alignment be sure to tighten all screws Also check the various cables that run from the back housing to be sure tha...

Страница 30: ...serial connection JP9 9 pin IDC red violet green orange yellow U19 PK 232 serial connection JP10 9 pin IDC white blue U19 U20 PK 232 serial connection JP15 5 pin IDC red black SC TNC LED Sound card se...

Страница 31: ...must be OFF for all other units Sound Card Audio Jumpers JP23 sound card Audio in configuration Default 1 2 shorted JP17 sound card Audio out configuration Default 1 2 shorted USB power Jumpers JP2 de...

Страница 32: ...your sound card input Check the sound card input level indicators on your computer audio control program Trimpot TX adjusts the sound card audio signal output level to the transmitter audio input Use...

Страница 33: ...33 SC Board Parts Layout...

Страница 34: ...34...

Страница 35: ...35 Fig 16 Parts Layout SC daughterboard Note use computer PDF zoom for high resolution...

Страница 36: ...tions Center ROC programs can synchronize so all the soundcard modes in HRD can key the PTT output of the PK 232 No additional cables or wiring are required for this method 3 The PK 232SC now has the...

Страница 37: ...37 control program and the soundcard program Any time DTR is asserted in either program your radio will be switched into the transmit mode...

Страница 38: ...38 DTR PTT option for the PK 232SC Manual Rev 1 0 3 20 2013 2013 Timewave Technology Inc www Timewave com...

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