Kenwood TS-480HX Operation Manual - Page 89

Installing Options

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INSTALLING OPTIONS You will require a #1 Philips screwdriver to install the VGS-1. To install the YF-107 IF filter(s) and/ or SO-3 TCXO, you will also need a soldering iron (approx. 30 watts). REMOVING THE TOP COVER When installing the optional VGS-1, YF-107 IF filters or SO-3 TCXO, remove the top cover of the transceiver: 1 Remove the 8 screws. VGS-1 connector VGS-1 OPTTICOXNO MIC PANEL EXT.SP DATA REMOTE PADDLE KEY OPTIONOFPITLTIOENR2FILTER1 COM 5 Replace the shield cover and tighten the 4 screws. 6 Replace the top case (8 screws). Note: After the installation, you can adjust the VGS-1 playback volume by selecting Menu Nos. 14 and 15. YF-107C/ CN/ SN IF FILTERS AND SO-3 TCXO MIC PANEL EXT.SP DATA REMOTE PADDLE KEY OPTIOONPFTIILOTNERF2ILTER1 COM 2 Lift off the top cover. VGS-1 VOICE GUIDE & STORAGE UNIT SWITCH OFF THE POWER AND UNPLUG THE DC POWER CABLE BEFORE BEGINNING INSTALLATION. 1 Remove the top case (8 screws) {above}. 2 Loosen the 4 screws to remove the shield cover. VGS-1 connector OPTTICOXNO MIC PANEL EXT.SP DATA REMOTE PADDLE KEY OPTIONOFPITLTIOENR2FILTER1 COM 3 There are 5 rubber cushions in the VGS-1 package. Use the 2 rubber cushions shown below and attach them to the VGS-1. The remaining cushions are not used. 4 Plug the VGS-1 into the VGS-1 connector of the PC board, pressing down on the top of the VGS-1 until secure. SWITCH OFF THE POWER AND UNPLUG THE DC POWER CABLE BEFORE BEGINNING INSTALLATION. Three different types of IF filters (YF-107C, YF-107CN, and YF-107SN) are available for the TS-480 transceiver. You can install a maximum of 2 IF filters in the transceiver. Refer to page 90 for the bandwidth information on each filter. As for the SO-3 option improves the transceiver frequency stability to ±0.5 ppm. 1 Remove the top case (8 screws). 2 Locate the filter and TCXO PCB and loosen the 3 screws. IF filter/ TCXO PCB OPTTICOXNO OPTTICOXNO OPTTICOXNO OPTTICOXNO MIC PANEL EXT.SP DATA REMOTE PADDLE KEY OPTIOONPFTIILOTNERF2ILTER1 COM 3 Unlatch the connectors by pressing the connector tabs upwards. OPTIOONPFTILIOTENRF2ILTER1 MIC PANEL EXT.SP DATA REMOTE PADDLE KEY OPTIOONPFTIILOTNERF2ILTER1 COM 4 Insert the IF filter(s) and/ or SO-3 TCXO. Calibration hole Secondary IF filter SO-3 Primary IF filter OPTIOONPFTILIOTENRF2ILTER1 81

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81
INSTALLING OPTIONS
You will require a #1 Philips screwdriver to install the
VGS-1.
To install the YF-107 IF filter(s) and/ or SO-3
TCXO, you will also need a soldering iron (approx.
30 watts).
REMOVING THE TOP COVER
When installing the optional VGS-1, YF-107 IF filters
or SO-3 TCXO, remove the top cover of the
transceiver:
1
Remove the 8 screws.
PADDLE
KEY
EXT.SP
DATA
REMOTE
COM
MIC
PANEL
OPTION FILTER2
OPTION FILTER1
2
Lift off the top cover.
VGS-1 VOICE GUIDE & STORAGE UNIT
SWITCH OFF THE POWER AND UNPLUG THE DC POWER
CABLE BEFORE BEGINNING INSTALLATION.
1
Remove the top case (8 screws) {above}.
2
Loosen the 4 screws to remove the shield cover.
PADDLE
KEY
EXT.SP
DATA
REMOTE
COM
MIC
PANEL
TCXO
OPTION
OPTION FILTER2
OPTION FILTER1
3
There are 5 rubber cushions in the VGS-1
package.
Use the 2 rubber cushions shown below
and attach them to the VGS-1.
The remaining
cushions are not used.
4
Plug the VGS-1 into the VGS-1 connector of the
PC board, pressing down on the top of the VGS-1
until secure.
PADDLE
KEY
EXT.SP
DATA
REMOTE
COM
MIC
PANEL
TCXO
OPTION
OPTION FILTER2
OPTION FILTER1
5
Replace the shield cover and tighten the 4 screws.
6
Replace the top case (8 screws).
Note:
After the installation, you can adjust the VGS-1 playback
volume by selecting Menu Nos. 14 and 15.
YF-107C/ CN/ SN IF FILTERS AND SO-3 TCXO
SWITCH OFF THE POWER AND UNPLUG THE DC POWER
CABLE BEFORE BEGINNING INSTALLATION.
Three different types of IF filters (YF-107C,
YF-107CN, and YF-107SN) are available for the
TS-480 transceiver.
You can install a maximum of 2
IF filters in the transceiver.
Refer to page 90 for the
bandwidth information on each filter.
As for the SO-3
option improves the transceiver frequency stability to
±
0.5 ppm.
1
Remove the top case (8 screws).
2
Locate the filter and TCXO PCB and loosen the
3 screws.
PADDLE
KEY
EXT.SP
DATA
REMOTE
COM
MIC
PANEL
OPTION FILTER2
OPTION FILTER1
TCXO
OPTION
3
Unlatch the connectors by pressing the connector
tabs upwards.
PADDLE
KEY
EXT.SP
DATA
REMOTE
COM
MIC
PANEL
OPTION FILTER2
OPTION FILTER1
OPTION FILTER2
OPTION FILTER1
TCXO
OPTION
TCXO
OPTION
4
Insert the IF filter(s) and/ or SO-3 TCXO.
OPTION FILTER2
OPTION FILTER1
TCXO
OPTION
VGS-1 connector
VGS-1 connector
VGS-1
IF filter/ TCXO PCB
SO-3
Calibration hole
Secondary IF filter
Primary IF filter