Instruction Manual
Page 7
...9632; Voice squelch control function 82 ■ Meter peak hold function 82 6 FUNCTIONS FOR TRANSMIT 83-92 ■ VOX function 83 D Adjusting the VOX function 83 D VOX Set mode 84 1 VOX Gain 84 2 Anti-VOX 84 3 VOX Delay 84 ■ Transmit filter width...SWR 92 D Spot measurement 92 D Plot measurement 92 7 VOICE RECORDER FUNCTIONS 93-99 ■ Digital voice recorder 93 ■ Recording a received audio 93 D Basic recording 93 D One-touch voice recording 94 ■ Playing the recorded contents 94 ■ Erasing the recorded contents 95 ■...
...9632; Voice squelch control function 82 ■ Meter peak hold function 82 6 FUNCTIONS FOR TRANSMIT 83-92 ■ VOX function 83 D Adjusting the VOX function 83 D VOX Set mode 84 1 VOX Gain 84 2 Anti-VOX 84 3 VOX Delay 84 ■ Transmit filter width...SWR 92 D Spot measurement 92 D Plot measurement 92 7 VOICE RECORDER FUNCTIONS 93-99 ■ Digital voice recorder 93 ■ Recording a received audio 93 D Basic recording 93 D One-touch voice recording 94 ■ Playing the recorded contents 94 ■ Erasing the recorded contents 95 ■...
Instruction Manual
Page 10
... the twin Passband Tuning (PBT) or memory channel/RIT function ON or OFF. ➥ While Twin PBT is selected (p. 77): ● Adjusts the receiver's DSP filter passband width. • Passband width and shift frequency are displayed on page i-2. • When functioning as an RF ...(FM mode) S-meter squelch threshold Squelch is open. p. 33) ➥ Rotate to detach the front panel from the speaker or headphones. Audio output increases Audio output decreases ➥ Push momentarily to enter the Set mode menu. • Push again to turn the power OFF. r FRONT PANEL...
... the twin Passband Tuning (PBT) or memory channel/RIT function ON or OFF. ➥ While Twin PBT is selected (p. 77): ● Adjusts the receiver's DSP filter passband width. • Passband width and shift frequency are displayed on page i-2. • When functioning as an RF ...(FM mode) S-meter squelch threshold Squelch is open. p. 33) ➥ Rotate to detach the front panel from the speaker or headphones. Audio output increases Audio output decreases ➥ Push momentarily to enter the Set mode menu. • Push again to turn the power OFF. r FRONT PANEL...
Instruction Manual
Page 48
...to turn the attenuator ON. • P u s h [ P. e Rotate [DIAL] to a comfortable listening level. y Speak into the microphone at your normal voice level. • Adjust 'MIC Gain' at this step, if necessary. (p. 38) u Release [PTT] (microphone) to return to receive. [AF] [MODE] [TX] indicator [Y] [Z] [DIAL] "LSB" ... (p. 72) ➥ Push [P.AMP/ATT] momentarily to turn the preamp ON or OFF. • " " appears when the preamp is set audio to tune in a desired signal. • The S-meter indicates received signal strength when signal is set to ON. w Push [MODE] momentarily...
...to turn the attenuator ON. • P u s h [ P. e Rotate [DIAL] to a comfortable listening level. y Speak into the microphone at your normal voice level. • Adjust 'MIC Gain' at this step, if necessary. (p. 38) u Release [PTT] (microphone) to return to receive. [AF] [MODE] [TX] indicator [Y] [Z] [DIAL] "LSB" ... (p. 72) ➥ Push [P.AMP/ATT] momentarily to turn the preamp ON or OFF. • " " appears when the preamp is set audio to tune in a desired signal. • The S-meter indicates received signal strength when signal is set to ON. w Push [MODE] momentarily...
Instruction Manual
Page 52
... to select "Side Tone Level," then rotate [DIAL] to select CW or CW-R mode. • Check the interference tone. [MODE] • Receive audio tone response 600 Hz Push 600 Hz for 1 sec. This allows you can listen [AF] to return the normal operating mode. [DIAL] 43 q... and USB modes. p. 85) you to spot your CW signal without actually transmitting. This also convenient for 1 second to adjust the side tone level. • Side tone level is adjusted in function is in receive condition (and the break-in 1% steps (0% to 100%). w H old down [MODE] for...
... to select "Side Tone Level," then rotate [DIAL] to select CW or CW-R mode. • Check the interference tone. [MODE] • Receive audio tone response 600 Hz Push 600 Hz for 1 sec. This allows you can listen [AF] to return the normal operating mode. [DIAL] 43 q... and USB modes. p. 85) you to spot your CW signal without actually transmitting. This also convenient for 1 second to adjust the side tone level. • Side tone level is adjusted in function is in receive condition (and the break-in 1% steps (0% to 100%). w H old down [MODE] for...
Instruction Manual
Page 53
...; Push [Z(menu/grp)] again to 900 Hz) without changing the operating frequency. 4 RECEIVE AND TRANSMIT D CW pitch control The received CW audio pitch and monitored CW [AF] audio pitch can be adjusted to suit your preferences (300 to return the normal operating mode. [MENU/GRP] [F-1] [F-2] [DIAL] 4 • This shows the default setting for...
...; Push [Z(menu/grp)] again to 900 Hz) without changing the operating frequency. 4 RECEIVE AND TRANSMIT D CW pitch control The received CW audio pitch and monitored CW [AF] audio pitch can be adjusted to suit your preferences (300 to return the normal operating mode. [MENU/GRP] [F-1] [F-2] [DIAL] 4 • This shows the default setting for...
Instruction Manual
Page 66
... momentarily once or twice to select the twin PBT ON or OFF (M-ch RIT). • PBT indicator lights green when the twin PBT is set audio to adjust the time constant. 57 t Push [PTT] (microphone) to select the desired band or push a band key on the HM-151. 4 RECEIVE AND.... (p. 30) r Rotate [AF] to set to ON. ➥ Hold down [NB/ADJ] for 1 second to enter the noise blanker Set mode, then rotate [DIAL] to adjust the threshold level, or noise pulse width. • AGC (auto LgSBaUiSnB CcWoRnRtTrToY Al)M W(pFM. 74) ➥ While "M -3 " is selected, push [F-3 A G C ] momentarily ...
... momentarily once or twice to select the twin PBT ON or OFF (M-ch RIT). • PBT indicator lights green when the twin PBT is set audio to adjust the time constant. 57 t Push [PTT] (microphone) to select the desired band or push a band key on the HM-151. 4 RECEIVE AND.... (p. 30) r Rotate [AF] to set to ON. ➥ Hold down [NB/ADJ] for 1 second to enter the noise blanker Set mode, then rotate [DIAL] to adjust the threshold level, or noise pulse width. • AGC (auto LgSBaUiSnB CcWoRnRtTrToY Al)M W(pFM. 74) ➥ While "M -3 " is selected, push [F-3 A G C ] momentarily ...
Instruction Manual
Page 68
...appears when the VOX function is set )], then [F-4 OTH] to turn the preamp ON or OFF. • " " appears when the preamp is set audio to a comfortable listening level. e Rotate [DIAL] to select from FM, WFM and AM modes. D Convenient functions for transmit • VOX (voice operated... noise reduction is set to ON. ➥ Hold down [NR/LEV] for 1 second to enter the noise reduction level Set mode, then rotate [DIAL] to adjust the DSP noise reduction level. • VSC (voice squelch control) (p. 82) ➥ While "S-1" is selected, push [F-4 VSC] to turn the attenuator ON. ...
...appears when the VOX function is set )], then [F-4 OTH] to turn the preamp ON or OFF. • " " appears when the preamp is set audio to a comfortable listening level. e Rotate [DIAL] to select from FM, WFM and AM modes. D Convenient functions for transmit • VOX (voice operated... noise reduction is set to ON. ➥ Hold down [NR/LEV] for 1 second to enter the noise reduction level Set mode, then rotate [DIAL] to adjust the DSP noise reduction level. • VSC (voice squelch control) (p. 82) ➥ While "S-1" is selected, push [F-4 VSC] to turn the attenuator ON. ...
Instruction Manual
Page 86
... cleared) when there is no interference. • When PBT is displayed in the display Set mode. Current passband width and shift frequency is used, the audio tone may be changed. • Not available for FM or WFM modes. • While rotating [PBT], noise may occur. The limit of the variable ...range is half of the passband width, and PBT is adjustable in 100 (AM) or 25 Hz steps (other modes). [PBT/M-ch/RIT(CLR)] switch/[PBT] (inner) control [PBT/M-ch/RIT] indicator [F-3] [PBT] (outer) control [MENU...
... cleared) when there is no interference. • When PBT is displayed in the display Set mode. Current passband width and shift frequency is used, the audio tone may be changed. • Not available for FM or WFM modes. • While rotating [PBT], noise may occur. The limit of the variable ...range is half of the passband width, and PBT is adjustable in 100 (AM) or 25 Hz steps (other modes). [PBT/M-ch/RIT(CLR)] switch/[PBT] (inner) control [PBT/M-ch/RIT] indicator [F-3] [PBT] (outer) control [MENU...
Instruction Manual
Page 88
... by using the DSP circuit. The noise reduction level can result in the presence of enhancement is ON. The noise reduction level can be adjusted from 0 to enter the noise reduction level Set mode. Appears [MENU/GRP] [F-4] [NR/LEV] [DIAL] Noise reduction OFF NR NR... DEF] for maximum readability as described below. 5 FUNCTIONS FOR RECEIVE ■ Noise reduction The noise reduction function enhances desired signals in audio signal masking. NR Level This item adjusts the noise reduction level. e Push [NR/LEV] (or push [Z(menu/grp)]) to exit the noise reduction level Set mode....
... by using the DSP circuit. The noise reduction level can result in the presence of enhancement is ON. The noise reduction level can be adjusted from 0 to enter the noise reduction level Set mode. Appears [MENU/GRP] [F-4] [NR/LEV] [DIAL] Noise reduction OFF NR NR... DEF] for maximum readability as described below. 5 FUNCTIONS FOR RECEIVE ■ Noise reduction The noise reduction function enhances desired signals in audio signal masking. NR Level This item adjusts the noise reduction level. e Push [NR/LEV] (or push [Z(menu/grp)]) to exit the noise reduction level Set mode....
Instruction Manual
Page 92
...or to input log entries into the microphone, rotate [DIAL] to select the menu M-3. u If the receive audio from the speaker causes the VOX circuit to switch to, adjust the anti-VOX setting to receive. - This function provides an opportunity for 1 second once or twice to select... [F-1 ≤] or [F-2 ≥]. 6 FUNCTIONS FOR TRANSMIT ■ VOX function The VOX (Voice-Operated Transmission) function switches between transmit and receive with [MODE]. D Adjusting the VOX function [MENU/GRP] [F-1] [F-2] [DIAL] LSB USB CW R RTTY AM WFM VOX COM S1 3 5 7 9 20 40 60dB VFO A PO 5 ...
...or to input log entries into the microphone, rotate [DIAL] to select the menu M-3. u If the receive audio from the speaker causes the VOX circuit to switch to, adjust the anti-VOX setting to receive. - This function provides an opportunity for 1 second once or twice to select... [F-1 ≤] or [F-2 ≥]. 6 FUNCTIONS FOR TRANSMIT ■ VOX function The VOX (Voice-Operated Transmission) function switches between transmit and receive with [MODE]. D Adjusting the VOX function [MENU/GRP] [F-1] [F-2] [DIAL] LSB USB CW R RTTY AM WFM VOX COM S1 3 5 7 9 20 40 60dB VFO A PO 5 ...
Instruction Manual
Page 125
... may possibly interfere with other stations. NOTE: Read the instructions supplied with your TNC carefully before attempting packet operation with the IC-7000. 1. When using a level meter or oscilloscope, adjust the TX audio level (data in level) from the TNC is not successful even though [TX] indicator lights red continuously: - NEVER apply data levels...
... may possibly interfere with other stations. NOTE: Read the instructions supplied with your TNC carefully before attempting packet operation with the IC-7000. 1. When using a level meter or oscilloscope, adjust the TX audio level (data in level) from the TNC is not successful even though [TX] indicator lights red continuously: - NEVER apply data levels...
Service Manual
Page 9
... the AGC voltage is used for the bias voltage of the IF amplifiers (Q702, Q902, Q1001), IF amplifier gain is detected inside the DSP ICs (LOGIC unit; The received signal strength is decreased. 3-1-14 S-METER CIRCUIT (LOGIC UNIT) The S-meter circuit indicates the relative received signal strength... IC2155 IC2101 D/A converter 12 12 AGC 14 3 - 4 3-1-13 AGC CIRCUIT (MAIN UNIT) The AGC (Automatic Gain Control) circuit adjusts IF amplify gain to keep the audio output at the sub CPU (DISPLAY unit; The receiver gain is applied to the D/A converter (IC2155). IC301, IC2201) and the AGC...
... the AGC voltage is used for the bias voltage of the IF amplifiers (Q702, Q902, Q1001), IF amplifier gain is detected inside the DSP ICs (LOGIC unit; The received signal strength is decreased. 3-1-14 S-METER CIRCUIT (LOGIC UNIT) The S-meter circuit indicates the relative received signal strength... IC2155 IC2101 D/A converter 12 12 AGC 14 3 - 4 3-1-13 AGC CIRCUIT (MAIN UNIT) The AGC (Automatic Gain Control) circuit adjusts IF amplify gain to keep the audio output at the sub CPU (DISPLAY unit; The receiver gain is applied to the D/A converter (IC2155). IC301, IC2201) and the AGC...
Service Manual
Page 16
...5 A/30 A Frequency range Measuring range : 300-3000 Hz : 1-500 mV Input impedance Capacity : 8 Ω : 5 W or more M ENTERING THE ADJUSTMENT MODE q Turn the transceiver's power OFF. M REQUIRED TEST EQUIPMENT EQUIPMENT GRADE AND RANGE DC power supply Output voltage Current capacity : 13.8 V DC : 30 ...Frequency range Measuring range : 0.1-500 MHz : 0.01-10 V EQUIPMENT Distortion meter Oscilloscope Digital multimeter AC millivoltmeter DC voltmeter DC ammeter Audio generator Standard signal generator (SSG) Frequency range Output level : 0.1-500 MHz : 0.1 µV to 32 mV (-127 to -...
...5 A/30 A Frequency range Measuring range : 300-3000 Hz : 1-500 mV Input impedance Capacity : 8 Ω : 5 W or more M ENTERING THE ADJUSTMENT MODE q Turn the transceiver's power OFF. M REQUIRED TEST EQUIPMENT EQUIPMENT GRADE AND RANGE DC power supply Output voltage Current capacity : 13.8 V DC : 30 ...Frequency range Measuring range : 0.1-500 MHz : 0.01-10 V EQUIPMENT Distortion meter Oscilloscope Digital multimeter AC millivoltmeter DC voltmeter DC ammeter Audio generator Standard signal generator (SSG) Frequency range Output level : 0.1-500 MHz : 0.1 µV to 32 mV (-127 to -...
Service Manual
Page 17
... to [DC 13.8 V] 5 A, 30 A to the micropho0ne connector on the rear panel, otherwise the transmitter adjustment will not adjusted properly. Pin 5 MIC GND 1 Pin 6 MIC INPUT 8 Pin 7 GND - • CONNECTION • Microphone connector (Rear panel view) NOTE! Audio + generator + - DO NOT connect the signal generator while transmitting. 4 - 2 Connect the test equipment to [ANT...
... to [DC 13.8 V] 5 A, 30 A to the micropho0ne connector on the rear panel, otherwise the transmitter adjustment will not adjusted properly. Pin 5 MIC GND 1 Pin 6 MIC INPUT 8 Pin 7 GND - • CONNECTION • Microphone connector (Rear panel view) NOTE! Audio + generator + - DO NOT connect the signal generator while transmitting. 4 - 2 Connect the test equipment to [ANT...
Service Manual
Page 18
.... Then push [F-4 (SET )]. 6 Final Idle Cur(HF/50M)-2 Preset the adjustment value to "00" using • Transmitting with [DIAL], and check the driving current. 3 • Apply no audio signals to [MIC] jack. • Connect a DC ammeter (5 A type)... between DISPLAY unit ground and MAIN unit ground. 4-4 TRANSMITTER ADJUSTMENT ADJUSTMENT ADJUSTMENT CONDITION DISPLAY OPERATION DRIVE/FINAL 1 • Enter the adjustment mode. IDLING • Push [F-2 (TX)]. ...
.... Then push [F-4 (SET )]. 6 Final Idle Cur(HF/50M)-2 Preset the adjustment value to "00" using • Transmitting with [DIAL], and check the driving current. 3 • Apply no audio signals to [MIC] jack. • Connect a DC ammeter (5 A type)... between DISPLAY unit ground and MAIN unit ground. 4-4 TRANSMITTER ADJUSTMENT ADJUSTMENT ADJUSTMENT CONDITION DISPLAY OPERATION DRIVE/FINAL 1 • Enter the adjustment mode. IDLING • Push [F-2 (TX)]. ...
Service Manual
Page 20
... R1618 (MAIN unit) as the illustration at right. • Connect an audio generator to [MIC] connector and set as ; put power tor. MAIN L701 ADJUSTMENT ADJUSTMENT CONDITION DISPLAY OPERATION TX TOTAL GAIN 1 • Enter the adjustment mode. • Push [F-2 (TX)]. 2 • Connect an RF ... using [DIAL]. PA to [ANT1] connec- Set the output power to 50 W using [DIAL]. Level : 1.5 kHz/3 mV (Adjust the audio generator output level to keep less than 50 W output power.) • Transmitting REAR panel Connect an RF power Maximum outmeter to CP961....
... R1618 (MAIN unit) as the illustration at right. • Connect an audio generator to [MIC] connector and set as ; put power tor. MAIN L701 ADJUSTMENT ADJUSTMENT CONDITION DISPLAY OPERATION TX TOTAL GAIN 1 • Enter the adjustment mode. • Push [F-2 (TX)]. 2 • Connect an RF ... using [DIAL]. PA to [ANT1] connec- Set the output power to 50 W using [DIAL]. Level : 1.5 kHz/3 mV (Adjust the audio generator output level to keep less than 50 W output power.) • Transmitting REAR panel Connect an RF power Maximum outmeter to CP961....
Service Manual
Page 22
...[F-4 (SET)]. 4 - 7 TX OUTPUT 1 • Connect an RF power meter to POWER (AM) [ANT1] connector. • Apply no audio signal to [MIC] connector. • Transmitting TX OUTPUT POWER (50 MHz) 1 • Connect an RF power meter to [ANT1] connector. 2 •... (SET)]. Set the output power to [MIC] connector and set as ; 4-4 TRANSMITTER ADJUSTMENT (Continue) ADJUSTMENT ADJUSTMENT CONDITION DISPLAY TX OUTPUT 1 • Connect an RF power meter to POWER (HF) [ANT1] connector. 2 • Connect an audio generator to 90 W using [DIAL]. Level : 1.5 kHz/30 mV 3 • ...
...[F-4 (SET)]. 4 - 7 TX OUTPUT 1 • Connect an RF power meter to POWER (AM) [ANT1] connector. • Apply no audio signal to [MIC] connector. • Transmitting TX OUTPUT POWER (50 MHz) 1 • Connect an RF power meter to [ANT1] connector. 2 •... (SET)]. Set the output power to [MIC] connector and set as ; 4-4 TRANSMITTER ADJUSTMENT (Continue) ADJUSTMENT ADJUSTMENT CONDITION DISPLAY TX OUTPUT 1 • Connect an RF power meter to POWER (HF) [ANT1] connector. 2 • Connect an audio generator to 90 W using [DIAL]. Level : 1.5 kHz/30 mV 3 • ...
Service Manual
Page 23
...4 5 APC (VHF) 1 TX OUTPUT POWER (430 MHz) 1 • Connect an RF power meter to [ANT2] connector. 2 • Connect an audio generator to [MIC] connector and set as ; Then push [F-4 (SET)]. Then push [F-4 (SET)]. Set the output power to 45 W using [DIAL]. Then...using [DIAL]. Set the output power to 17.5 W using [DIAL]. 4-4 TRANSMITTER ADJUSTMENT (continue) ADJUSTMENT ADJUSTMENT CONDITION DISPLAY TX OUTPUT POWER (144 MHz) 1 • Connect an RF power to [ANT2] connector. 2 • Connect an audio generator to [MIC] connector and set as ; Then push [F-4 (SET)]. Then...
...4 5 APC (VHF) 1 TX OUTPUT POWER (430 MHz) 1 • Connect an RF power meter to [ANT2] connector. 2 • Connect an audio generator to [MIC] connector and set as ; Then push [F-4 (SET)]. Then push [F-4 (SET)]. Set the output power to 45 W using [DIAL]. Then...using [DIAL]. Set the output power to 17.5 W using [DIAL]. 4-4 TRANSMITTER ADJUSTMENT (continue) ADJUSTMENT ADJUSTMENT CONDITION DISPLAY TX OUTPUT POWER (144 MHz) 1 • Connect an RF power to [ANT2] connector. 2 • Connect an audio generator to [MIC] connector and set as ; Then push [F-4 (SET)]. Then...
Service Manual
Page 24
...) between the DC power supply and transceiver. 22 A After the adjustment, disconnect the wire between CP1601 and ground. 1 • Operating freq. : 10.10000 MHz • MODE : FM • Connect an audio generator to [MIC] connector and set as illustration at right. •... MHz) 1 • Connect an RF power meter to [ANT2] connector. • Connect an audio generator to [MIC] connector and set as ; Push [F-4 (SET)]. 4-4 TRANSMITTER ADJUSTMENT (continue) ADJUSTMENT ADJUSTMENT CONDITION DISPLAY OPERATION ALC 1 • Connect an RF power meter to [ANT1] connector. •...
...) between the DC power supply and transceiver. 22 A After the adjustment, disconnect the wire between CP1601 and ground. 1 • Operating freq. : 10.10000 MHz • MODE : FM • Connect an audio generator to [MIC] connector and set as illustration at right. •... MHz) 1 • Connect an RF power meter to [ANT2] connector. • Connect an audio generator to [MIC] connector and set as ; Push [F-4 (SET)]. 4-4 TRANSMITTER ADJUSTMENT (continue) ADJUSTMENT ADJUSTMENT CONDITION DISPLAY OPERATION ALC 1 • Connect an RF power meter to [ANT1] connector. •...