Table Of Contents - Trio TS-440S Instruction Manual

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Thank you for purchasing the new TS-440S/44X tran-
sceiver. Please read this instruction manual carefully
before placing your transceiver in service. This unit has
been carefully engineered and manufactured to rigid
quality standard, and should give you satisfactory and
dependable operation for many years.
The following explicit definitions apply in this manual:
1. This Instruction Manual covers the TS-440S
and TS-44X, both with and without AT (Au-
tomatic Antenna Tuner) unit. When there are
differences in operation separate instructions
will be given for each model. Illustrations
show the TS-440S with AT unit.
2. Inthe U.K. the TS-440S is available under the
brand name "TRIO". The TS-440S with
KENWOOD brand appearing in this instruction
manual are not sold in the U.K., as they are
made to a different market specification.
CONTENTS
Note: If disregarded, inconvenience only, no risk
of equipment damage or personal injury.
Caution: Equipment damage may occur, but not per-
sonal injury.
1. FEATURES............................................... 3
2. INSTALLATION ........................................ 4
2-1. PRECAUTIONS..................................... 4
2-2. FIXED STATION................................... 4
2-2-1. Interconnection ....................................... 4
2-2-2. Grounding .............................................. 4
2-2-3. Antenna................................................. 5
2-2-4. Key connection ....................................... 5
2-3. MOBILE............................................... 5
2-3-1. Mounting bracket installation .................... 5
2-3-2. Power supply connection.......................... 5
3. OPERATION............................................. 6
3-1. OPERATING CONTROLS........................ 6
3-1-1. Front panel............................................. 6
3-1-2. Rear panel............................................ 10
3-1-3. Top cover............................................. 11
3-2. RECEIVE............................................ 12
3-2-1. Initial setting......................................... 12
3-2-2. CW zero-beat operation.......................... 12
3-2-3. Direct keyboard frequency entry .............. 13
3-2-4. AM reception........................................ 13
3-3. TRANSMIT........................................ 13
3-3-1. SSB (LSB, USB) mode............................ 13
3-3-2. CW mode............................................. 14
(a) Semi-automatic break-in .................... 14
(b) Full-automatic break-in ...................... 14
3-3-3. FM mode ..ssseeserssrerssrasereersserrers 14
e Subaudible tone................................. 15
3-3-4. AM mode ...eeseeresessssrsserserresrver 15
3-4. AUTOMATIC ANTENNA TUNER ........... 15
3-5. DUAL DIGITAL VF0O's......................... 15
3-5-1. Why two VFO's.................................... 15
3-5-2. Split frequency...................................... 15
(a) ASB Switch... 15
(b) A/B switch...................................... 15
(c) SPLIT switch................................... 15
(d) T-F SET switch................................ 15
3-6. MEMORY .......................................... 16
3-6-1. Memory entry ....................................... 16
3-6-2. Transferring memory information to the
VFO .................................................... 16
3-6-3. Transferring data between memory
channels .............................................. 17
3-6-4. Entering/Transferring data in the split
frequency channels................................ 17
3-6-5. Clearing a memory channel..................... 17
3-6-6. Memory recall....................................... 17
3-7. SCAN............................................... 18
3-7-1. Memory scan........................................ 18
3-7-2. Program scan........................................ 18
3-8. AFSK................................................ 18
3-8-1. Reception............................................. 18
3-8-2. Transmit .............................................. 19
4. CIRCUIT DESCRIPTION ........................... 20
4-1. GENERAL DESCRIPTION ....................-- 20
4-2. TRANSMITTER SECTION ...................-- 20
4-3. RECEIVER SECTION............................ 20
4-4. CIRCUIT BOARD DESCRIPTION ............ 20
4-4-1. RF unit (X44-1680-00)........................... 20
4-4-2. IF unit (X60-1300-00)............................ 20
4-4-3. Control unit (X53-1450-00) .................... 20
4-4-4, PLL unit (X50-2050-00) ............ emen 20
4-4-5. Final unit (X45-1470-0O0) ........................ 20
4-4-6. Filter unit (X51-1340-00)........................ 20
4-4-7. AT (Automatic Antenna Tuner) unit
(X57-1150-00)...................................... 20
5. MAINTENANCE AND ADJUSTMENT ......... 21
5-1. GENERAL INFORMATION .................... 21
5-2. SERVICE ........................................... 21
5-3. CLEANING......................................... 21
5-4. IN CASE OF DIFFICULTY..................... 21
5-5. MICROPROCESSOR BACK-UP
LITHIUM BATTERY ............................. 22
5-6. MICROPROCESSOR RESET .................. 22
5-7. ORDERING SPARE PARTS ................... 22
5-8. ADJUSTMENTS.................................. 23
5-8-1. Cover removal..................................... 23
5-8-2. Internal views ..................................... 23
5-8-3. Digital display calibration ...................... 24
5-8-4. Optional 10 Hz display resolution........... 24
5-8-5. CW zero beat frequency selection .......... 24
5-8-6. Side tone level.................................... 25
5-8-7. Beep tone selection.............................. 25
5-8-8. Beep tone level ................................... 25
5-8-9. Tuning dial torque................................ 26
5-8-10. Linear amplifier control ......................... 26
6. OPTIONAL ACCESSORIES ....................... 27
6-1. CRYSTAL FILTER INSTALLATION ......... 27
6-2. VOICE SYNTHESIZER UNIT VS-1
INSTALLATION .................................. 28
6-3. INTERFACE IC KIT IC-10
INSTALLATION .................................. 29
6-4. OTHER ACCESSORIES ........................ 30
7. BLOCK DIAGRAN.................................... 33
8. SCHEMATIC DIAGRAM ................... 34
9. SPECIFICATIONS AND ACCESSORIES ...... 41
9-1. SPECIFICATIONS................................ 41
9-2. ACCESSORIES ................................... 42
10. REFERENCE ........................................... 43
10-1. ANTENNA INSTALLATION ................. 43
10-1-1. Fixed station....................................... 43
10-1-2. Mobile... 43
10-2. MOBILE OPERATION ...ssessessssesresseesnes 44
10-2-1. Installation ........................................... 44
10-2-2. Noise reduction ................................... 45
10-3. RADIO FREQUENCY ALLOCATION...... 46