Kenwood TM 2530 A Owners Manual

Page 2

Thank you for purchasing the new TM-3530A/2570A/2550A/25505/2530A IranS-
ceiver. Please read this instruction manual carefully before pleoing your transceiver in
service. This unit has been carefully engineered and manufacmred to rigid quality stana
dards. and should give you satisfactory and dependable operation for many years

This Instruction Manual covers the following models:
TM-3530A 220 MHZ FM transceiver with KENWOOD brand
TM-257OA 144 MHz FM transceiver with KENWOOD brand;
TM-2550A 144 MHz FM transceiver with KENWOOD brand
TM-2550E 144 MHz FM transceiver with KENWOOD brand;

(UK. and Europe version)
TM-2530A 144 MHz FM transceiver with KENWOOD brand.

When there are differences in operation separate instructions will be given for each
model, Illustrations show the TM»2 550A.

The following explicit definitions apply in this manual:

Note: If disregarded. inconvenience only, no risk of equipment damage or personal
injury.

Caution: Equipment damage may occur. but not personal inJury.

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1. FEATURES

Eeey-to display

The large LCD displav shows operational conditions
at a glance The panel layout is ergonomically clef
Signed for easy operation.

Illuminated keys for easier operation

Keyboard keys are back lit Illumination is also provide
ed for operational switches reducing mistakes in oper-
ation,

Dual microprocessor system
Two microprocessors provide a versatile range of
lunctions that has not been possible in the past

High RF power output with excellent stability

A high stability, high power output is also assured thru
the use of a heat sink that incorporates improved ther-
mal design characteristics.

Microphone check function
This is uselul ior checking the microphone and modu-
lation circuits.

0 Automatic autopatch transmission
(TM-353OA/2570A/2550A/2530A only)
Autopazch operation has been simplified by incorpor-
ating the ability to store up to 15 telephone numbers
in memory and then allow automatic dialing on com-
mand,

o DCL system (optional)
Using the latest in digital technology, thls new com»
munication system for amateur radio communications
makes possible automatic open channel search. autos
metic station connection. code squelch [digital
squelch), etc. (Fullv compatible with KENWOOD' cur
rent DCS system.)

0 Voice synthesiler function
The selected frequency, digital code and ASClI code
may be announced by syntheslzed human voice (This
is provided by the apiional VS-l voice synthesizer.)
[Telephone number may also be announced.
{TM-3530A/2570A/2550A/2530A only

0 Improved tone function
[TM~3530A/2570A/2550A/2530A only)
38 subaudible tone lreouenclES can be selected and
stored in memory or from the keyboard. [This is pro-
vlded by installation ofthe optional TU-7 tone unit.)

Page 35

5-6. ADJUSTMENTS

(Uppercase)

(Lower case)

Final unit

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I

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Mg;

arnfl

Top view

5-6-1. Cover removal

For each of the upper and lower cases, remove four
screws as shown in the illustration. Be careful of the
speaker wiring on the upper case

Cautions:

1. Before removing the cover, turn the DC power sup-
plys power switch OFF and disconnect the power ca»
bla.

2. Do not pinch wiring when opening or closing covers.

Notes:

The following cautions pertain for the adjusting points.

1. Never touch adjustment points other than those indi»
cated by the instructions

2. When adjusting or cutting a part, avoid contact with
nearby parts.

5-6-2. Low power output

Adjust VH4 on the Final unit to the desired power level.
Adjustment is possible up to 60W with the TM-2570A,
40W with the TM72550A/2550E and 20W with the
TM-3530A/2530A.

5-6-3. Microphone gain
VR7 for microphone gain control.

5-6-4. DTMF level
Adjust VR1 (X604 280-10) to the desired level.

5-6-5. Sidetone and beeper level

The autopatch sidetone level during and beeper level

transmit are adjustable. As the volume is advanced, the

level increases.

1. Adjust the VOL control to your normal listening level,

2. With the PTT pressed any key on the keyboard switch
depressed, adjust VRZ,

5-6-6. RF power meter

Adjustment is required after adjusting the low power out,
put. VFl4 for RF power meter.