Instruction Manual
Page 7
... 72 2 Scope Size 72 3 FAST Sweep 72 4 FAST Sweep Sound 72 ■ Preamp and attenuator 72 ■ RIT function 73 ■ AGC function 74 D AGC time constant selection 74 D Setting the AGC time constant 74 ■ IF filter selection 75 D IF filter selection 75 D Filter passband width setting (SSB/CW/RTTY/AM only...
... 72 2 Scope Size 72 3 FAST Sweep 72 4 FAST Sweep Sound 72 ■ Preamp and attenuator 72 ■ RIT function 73 ■ AGC function 74 D AGC time constant selection 74 D Setting the AGC time constant 74 ■ IF filter selection 75 D IF filter selection 75 D Filter passband width setting (SSB/CW/RTTY/AM only...
Instruction Manual
Page 14
... to transfer the selected memory channel to the currently displayed VFO. (p. 107) D Menu M-3 functions DURING SSB OPERATION: VOX COM AGC F-1 F-2 F-3 TBW F-4 DURING CW OPERATION: BRK 1/4 AGC F-1 F-2 F-3 F-4 DURING RTTY OPERATION: 1/4 AGC F-1 F-2 F-3 F-4 DURING AM OPERATION: VOX AGC F-1 F-2 F-3 F-4 5 MEMORY WRITE (pp. 101, 102) MW Hold down for 1 second to enter the filter Set mode. 1 PANEL DESCRIPTION ■...
... to transfer the selected memory channel to the currently displayed VFO. (p. 107) D Menu M-3 functions DURING SSB OPERATION: VOX COM AGC F-1 F-2 F-3 TBW F-4 DURING CW OPERATION: BRK 1/4 AGC F-1 F-2 F-3 F-4 DURING RTTY OPERATION: 1/4 AGC F-1 F-2 F-3 F-4 DURING AM OPERATION: VOX AGC F-1 F-2 F-3 F-4 5 MEMORY WRITE (pp. 101, 102) MW Hold down for 1 second to enter the filter Set mode. 1 PANEL DESCRIPTION ■...
Instruction Manual
Page 15
... gain, ANTI-VOX and VOX delay can be set in VOX Set mode. ✔ What is ON. ➥ Hold down for 1 second to enter the AGC Set mode. • " " (OFF) can be set the subaudible tone encoder for repeater use, tone F-3 squelch function, DTCS and OFF. • " " appears ... automatically returns to toggle the speech compressor ON or OFF. FM TONE OPERATION TON ➥ P ush momentarily to set in OFF. ted dots and dashes. AGC (p. 74) AGC ➥ Push to select semi break-in, full break-in (QSK) and break-in the quick Set mode. (pp. 121, 122) WIDE :...
... gain, ANTI-VOX and VOX delay can be set in VOX Set mode. ✔ What is ON. ➥ Hold down for 1 second to enter the AGC Set mode. • " " (OFF) can be set the subaudible tone encoder for repeater use, tone F-3 squelch function, DTCS and OFF. • " " appears ... automatically returns to toggle the speech compressor ON or OFF. FM TONE OPERATION TON ➥ P ush momentarily to set in OFF. ted dots and dashes. AGC (p. 74) AGC ➥ Push to select semi break-in, full break-in (QSK) and break-in the quick Set mode. (pp. 121, 122) WIDE :...
Instruction Manual
Page 23
... operation is selected. (p. 85) ➥ " " appears when the speech compressor is activated. (p. 87) ➥ " ," " ," " " or " " (OFF) appears when the fast, middle, slow time constant or AGC OFF is selected. (p. 74) ➥ " " appears when the VSC (Voice Squelch Control) function is activated in CW and RTTY modes. @1 EXTERNAL KEYPAD INDICATOR Shows the...
... operation is selected. (p. 85) ➥ " " appears when the speech compressor is activated. (p. 87) ➥ " ," " ," " " or " " (OFF) appears when the fast, middle, slow time constant or AGC OFF is selected. (p. 74) ➥ " " appears when the VSC (Voice Squelch Control) function is activated in CW and RTTY modes. @1 EXTERNAL KEYPAD INDICATOR Shows the...
Instruction Manual
Page 48
...inner/outer). • Push [PBT/M-ch/RIT(clr)] to clear the settings. • AGC (auto gain control) (p. 74) ➥ While "M -3 " is selected, push [F-3 A G C ] momentarily one or more times to select AGC fast, AGC middle and AGC slow. • Hold down [MENU/GRP] for 1 second once or twice to select ... VSC function ON or OFF. • " " appears when VSC function is set to ON. w Push [MODE] momentarily or hold down [F-3 AGC] for 1 second to enter the AGC Set mode. • Push [F-2 FAST], [F-3 MID] or [F-4 SLOW] to select the time constant, then rotate [DIAL] to adjust the time...
...inner/outer). • Push [PBT/M-ch/RIT(clr)] to clear the settings. • AGC (auto gain control) (p. 74) ➥ While "M -3 " is selected, push [F-3 A G C ] momentarily one or more times to select AGC fast, AGC middle and AGC slow. • Hold down [MENU/GRP] for 1 second once or twice to select ... VSC function ON or OFF. • " " appears when VSC function is set to ON. w Push [MODE] momentarily or hold down [F-3 AGC] for 1 second to enter the AGC Set mode. • Push [F-2 FAST], [F-3 MID] or [F-4 SLOW] to select the time constant, then rotate [DIAL] to adjust the time...
Instruction Manual
Page 50
.... [AF] [MODE] [TX] indicator [Y] [Z] [MENU/GRP] [F-1] [F-2] [F-4] [DIAL] "CW" or "CW-R" appears ApLpSBeUaSrBsCW R RTTY AM WFM S1 3 5 7 9 20 PO 5 M4 1/4 40 60dB VFO A 10 CH KEY AGC F 2 Semi break-in operation is selected. • Hold down [MODE] for 1 second once or twice to select the menu group M. • Push [MENU/GRP] momentarily...
.... [AF] [MODE] [TX] indicator [Y] [Z] [MENU/GRP] [F-1] [F-2] [F-4] [DIAL] "CW" or "CW-R" appears ApLpSBeUaSrBsCW R RTTY AM WFM S1 3 5 7 9 20 PO 5 M4 1/4 40 60dB VFO A 10 CH KEY AGC F 2 Semi break-in operation is selected. • Hold down [MODE] for 1 second once or twice to select the menu group M. • Push [MENU/GRP] momentarily...
Instruction Manual
Page 51
... M. • Push [F-2 NF1], [F-3 NF2] to select the notch filter, • Push [MENU/GRP] momentarily one or more times to select AGC fast, AGC middle and AGC slow. ➥ Push [MNF/ADJ] to turn the manual notch filter 4 ON or OFF. • " " appears when the manual notch filter is...] to adjust the DSP noise reduction level. • Push [PBT/M-ch/RIT(clr)] to clear the settings. • Manual notch filter (pp. 80, 81) • AGC (auto gain control) (p. 74) ➥ While "M -3 " is set to ON. ➥ Hold down [NB/ADJ] for 1 second to • P u s h [ P. 4 RECEIVE...
... M. • Push [F-2 NF1], [F-3 NF2] to select the notch filter, • Push [MENU/GRP] momentarily one or more times to select AGC fast, AGC middle and AGC slow. ➥ Push [MNF/ADJ] to turn the manual notch filter 4 ON or OFF. • " " appears when the manual notch filter is...] to adjust the DSP noise reduction level. • Push [PBT/M-ch/RIT(clr)] to clear the settings. • Manual notch filter (pp. 80, 81) • AGC (auto gain control) (p. 74) ➥ While "M -3 " is set to ON. ➥ Hold down [NB/ADJ] for 1 second to • P u s h [ P. 4 RECEIVE...
Instruction Manual
Page 60
...] "RTTY" or "RTTY-R" appears "RTTY" or "åRTTY" appears LSB USB CW R RTTY AM WFM S1 3 5 7 9 20 PO 5 M4 1/4 40 60dB VFO A 10 CH TON AGC 51 w Push [MODE] momentarily to toggle between RTTY and RTTY-R modes. t Transmit a SEND signal from your RTTY terminal or TNC, consult the manual that comes...
...] "RTTY" or "RTTY-R" appears "RTTY" or "åRTTY" appears LSB USB CW R RTTY AM WFM S1 3 5 7 9 20 PO 5 M4 1/4 40 60dB VFO A 10 CH TON AGC 51 w Push [MODE] momentarily to toggle between RTTY and RTTY-R modes. t Transmit a SEND signal from your RTTY terminal or TNC, consult the manual that comes...
Instruction Manual
Page 61
... • Push [PBT/M-ch/RIT(clr)] to clear the settings. • AGC (auto gain control) (p. 74) ➥ While "M -3 " is selected, push [F-3 A G C ] momentarily one or more times to select AGC fast, AGC middle and AGC slow. • Hold down [MENU/GRP] for 1 second once or twice to...when the fast time constant, middle time constant and slow time constant is selected, respectively. ➥ While "M-3" is selected, hold down [F-3 AGC] for 1 second to enter the AGC Set mode. • Push [F-2 FAST], [F-3 MID] or [F-4 SLOW] to select the time constant, then rotate [DIAL] to adjust ...
... • Push [PBT/M-ch/RIT(clr)] to clear the settings. • AGC (auto gain control) (p. 74) ➥ While "M -3 " is selected, push [F-3 A G C ] momentarily one or more times to select AGC fast, AGC middle and AGC slow. • Hold down [MENU/GRP] for 1 second once or twice to...when the fast time constant, middle time constant and slow time constant is selected, respectively. ➥ While "M-3" is selected, hold down [F-3 AGC] for 1 second to enter the AGC Set mode. • Push [F-2 FAST], [F-3 MID] or [F-4 SLOW] to select the time constant, then rotate [DIAL] to adjust ...
Instruction Manual
Page 66
...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 one or more times to select... appears when the fast time constant, middle time constant and slow time constant is selected, respectively. ➥ While "M-3" is selected, hold down [F-3 AGC] for 1 second to enter the AGC Set mode. • Push [F-2 FAST], [F-3 MID] or [F-4 SLOW] to select the time constant, then rotate [DIAL] to adjust the time ...
...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 one or more times to select... appears when the fast time constant, middle time constant and slow time constant is selected, respectively. ➥ While "M-3" is selected, hold down [F-3 AGC] for 1 second to enter the AGC Set mode. • Push [F-2 FAST], [F-3 MID] or [F-4 SLOW] to select the time constant, then rotate [DIAL] to adjust the time ...
Instruction Manual
Page 83
... a default value each for fast, mid. t Rotate [DIAL] to set for one of FAST, MID, SLOW setting in AGC Set mode. The FM/WFM modes AGC time constant is varied by fading, etc. and slow, respectively. fast, mid, slow) for 1 second once or twice to ...select the menu group M. • Push [MENU/GRP] momentarily one or more times to select AGC fast, AGC medium (MID) AGC slow or AGC OFF. • " ," " ," " " or " " appears when AGC fast, AGC medium (MID), AGC slow or AGC OFF is selected, respectively. r Push one of [F-2 FAST], [F-3 MID], [F-4 SLOW] to select the...
... a default value each for fast, mid. t Rotate [DIAL] to set for one of FAST, MID, SLOW setting in AGC Set mode. The FM/WFM modes AGC time constant is varied by fading, etc. and slow, respectively. fast, mid, slow) for 1 second once or twice to ...select the menu group M. • Push [MENU/GRP] momentarily one or more times to select AGC fast, AGC medium (MID) AGC slow or AGC OFF. • " ," " ," " " or " " appears when AGC fast, AGC medium (MID), AGC slow or AGC OFF is selected, respectively. r Push one of [F-2 FAST], [F-3 MID], [F-4 SLOW] to select the...
Instruction Manual
Page 92
... 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 10 CH M4 VOX COM AGC q Select a phone mode (SSB, AM, FM). e Hold down [MENU/GRP] for 1 second once or twice to select the menu group M. • Push [MENU/GRP] momentarily...
... 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 10 CH M4 VOX COM AGC q Select a phone mode (SSB, AM, FM). e Hold down [MENU/GRP] for 1 second once or twice to select the menu group M. • Push [MENU/GRP] momentarily...
Instruction Manual
Page 142
...), "MNF" (Manual notch filter), "ANF" (Auto notch filter), "TS" (Tuning step), "SPL" (Split operation), "A/B" (VCO A/B selection), "MCL" (Memory clear), "BNK" (Bank selection), "COM" (Speech compressor), "AGC" (AGC selection), "TBW" (TX filter width), "DUP" (Duplexer), "TON" (FM tone operation), "MET" (Meter selection), "VSC" (Voice squelch control), "MPW" (Memo pad write), "MPR" (Memo pad...
...), "MNF" (Manual notch filter), "ANF" (Auto notch filter), "TS" (Tuning step), "SPL" (Split operation), "A/B" (VCO A/B selection), "MCL" (Memory clear), "BNK" (Bank selection), "COM" (Speech compressor), "AGC" (AGC selection), "TBW" (TX filter width), "DUP" (Duplexer), "TON" (FM tone operation), "MET" (Meter selection), "VSC" (Voice squelch control), "MPW" (Memo pad write), "MPR" (Memo pad...
Instruction Manual
Page 152
... Read S-meter level 11 Read RF power meter 12 Read SWR meter 13 Read ALC meter 14 Read COMP meter 02 Preamp (0=OFF; 1=ON) 12 AGC selection (1=Fast; 2=Mid; 3=Slow) 22 Noise blanker (0=OFF; 1=ON) 40 Noise reduction (0=OFF; 1=ON) 41 Auto notch (0=OFF; 1=ON) 42 Repeater tone (0=OFF; 1=ON) 43... tuning step 09 Select 100 kHz tuning step 10 AM/FM/WFM modes: Select MHz step SSB/CW/RTTY modes: Invalid - Select/read the selected AGC time constant (0=OFF, 1=0.1/0.3 sec. CCW to 255=max.
... Read S-meter level 11 Read RF power meter 12 Read SWR meter 13 Read ALC meter 14 Read COMP meter 02 Preamp (0=OFF; 1=ON) 12 AGC selection (1=Fast; 2=Mid; 3=Slow) 22 Noise blanker (0=OFF; 1=ON) 40 Noise reduction (0=OFF; 1=ON) 41 Auto notch (0=OFF; 1=ON) 42 Repeater tone (0=OFF; 1=ON) 43... tuning step 09 Select 100 kHz tuning step 10 AM/FM/WFM modes: Select MHz step SSB/CW/RTTY modes: Invalid - Select/read the selected AGC time constant (0=OFF, 1=0.1/0.3 sec. CCW to 255=max.
Instruction Manual
Page 154
... (0=OFF, 1=Low, 2=High) 050074 Send/read [F-1] key assigment of the HM-151. (0="P.AMP/ATT," 1="NB," 2="NR," 3="MNF," 4= "ANF," 5="TS," 6="SPL," 7="A/B," 8="MCL," 9="BNK," 10="COM," 11="AGC," 12="TBW," 13="DUP," 14="TON," 15="MET," 16="VSC," 1 7= " M PW," 1 8= " M PR ," 1 9 = "," 20="") 050075 Send/read [F-2] key assigment of controller (0=Dot/Dash type, 1=Ext Keypad...
... (0=OFF, 1=Low, 2=High) 050074 Send/read [F-1] key assigment of the HM-151. (0="P.AMP/ATT," 1="NB," 2="NR," 3="MNF," 4= "ANF," 5="TS," 6="SPL," 7="A/B," 8="MCL," 9="BNK," 10="COM," 11="AGC," 12="TBW," 13="DUP," 14="TON," 15="MET," 16="VSC," 1 7= " M PW," 1 8= " M PR ," 1 9 = "," 20="") 050075 Send/read [F-2] key assigment of controller (0=Dot/Dash type, 1=Ext Keypad...
Service Manual
Page 9
...the [RF/SQL] control. While receiving WFM mode, the S-meter signal is applied to suppress unwanted signals. IC301, IC2201) and the AGC voltage is decreased. 3-1-14 S-METER CIRCUIT (LOGIC UNIT) The S-meter circuit indicates the relative received signal strength while receiving. Audio signals.... IC1302, pin 123). The AGC voltage is detected inside the DSP ICs (LOGIC unit; When receiving strong signals, the detected voltage increases and the AGC voltage decreases. The received signal strength is detected at the AGC detector section inside the DSP ICs (IC301, IC2201) and then ...
...the [RF/SQL] control. While receiving WFM mode, the S-meter signal is applied to suppress unwanted signals. IC301, IC2201) and the AGC voltage is decreased. 3-1-14 S-METER CIRCUIT (LOGIC UNIT) The S-meter circuit indicates the relative received signal strength while receiving. Audio signals.... IC1302, pin 123). The AGC voltage is detected inside the DSP ICs (LOGIC unit; When receiving strong signals, the detected voltage increases and the AGC voltage decreases. The received signal strength is detected at the AGC detector section inside the DSP ICs (IC301, IC2201) and then ...
Service Manual
Page 26
... set as ; 4-5 RECEIVER ADJUSTMENT ADJUSTMENT ADJUSTMENT CONDITION RX PEAK (HF/50 MHz) 1 • Operating freq : 14.15000 MHz • MODE : USB • RIT : OFF • AGC : FAST • NB : OFF • Preamp : ON • Connect an SSG to [ANT2] con- RECEIVE 1 • Connect an SSG to [ANT1] con-
... set as ; 4-5 RECEIVER ADJUSTMENT ADJUSTMENT ADJUSTMENT CONDITION RX PEAK (HF/50 MHz) 1 • Operating freq : 14.15000 MHz • MODE : USB • RIT : OFF • AGC : FAST • NB : OFF • Preamp : ON • Connect an SSG to [ANT2] con- RECEIVE 1 • Connect an SSG to [ANT1] con-
Service Manual
Page 76
...AMP LPF D802 FI1402 SFECV10.7MA-5S FI1401 SFECV10.7MA-5S 1SV307 Q2152: 2SB1132 WFM8 Q2157: BCR108 IC2155 IC2101 BH2221 AGCI,IDRI NJM13403 AGC,IDRV CTRL 2T8V POCI,DRII POCV,DRIV (FROM LOGIC CPU) D/A AMP Q2153: 2SB1132 Q2158: BCR108 CTRL 4T8V (FROM LOGIC CPU)...×2 A/D IC551: AK4528 IC401 BU9480F IC1 TC58FVM6T2AFT65 FLASH ROM 4Mx16 LOGIC IC1301 NH58X24256 DOUT (TO DATA) A/D IC1304 EEPROM RX-4581 TIMER IC RTCIRQ RTCCK,RTCDT,RTCCE FMTL RESET RES# IC1303 S-80942 CPU IC1302 HD64F2377VFQ33V CI-V I/F IC1402: SN74AHC2G04 Q1101: 2SC4081 Q1103: 2SA1576 Q1101: MA2S111...
...AMP LPF D802 FI1402 SFECV10.7MA-5S FI1401 SFECV10.7MA-5S 1SV307 Q2152: 2SB1132 WFM8 Q2157: BCR108 IC2155 IC2101 BH2221 AGCI,IDRI NJM13403 AGC,IDRV CTRL 2T8V POCI,DRII POCV,DRIV (FROM LOGIC CPU) D/A AMP Q2153: 2SB1132 Q2158: BCR108 CTRL 4T8V (FROM LOGIC CPU)...×2 A/D IC551: AK4528 IC401 BU9480F IC1 TC58FVM6T2AFT65 FLASH ROM 4Mx16 LOGIC IC1301 NH58X24256 DOUT (TO DATA) A/D IC1304 EEPROM RX-4581 TIMER IC RTCIRQ RTCCK,RTCDT,RTCCE FMTL RESET RES# IC1303 S-80942 CPU IC1302 HD64F2377VFQ33V CI-V I/F IC1402: SN74AHC2G04 Q1101: 2SC4081 Q1103: 2SA1576 Q1101: MA2S111...
Service Manual
Page 80
... MAIN UNIT (1) 8V BUS LINE2 14V BUS LINE3 5V 5V R8 R8 T8 T8 e C1804 0.1 C1803 10 C1802 47 C1801 0.1 MAIN UNIT (2) DRIV2 DRIV 1S8V AGC 5V R8 T8 Q402 BCR08PN 4 3 5 2 6 1 Q403 BCR08PN L403 100µ C424 0.1 4 3 5 2 6 1 C426 0.1 D506 1SV307 C514 0.1 EP511 R524 1k 3R3V 5V R8 T8 L701 LS-550... OUT FI1501 TSB6221D [USA] TSB6321D [Others] L1505 0.56µ C1514 0.0047 IC1502 M52342FP 1 2 3 4 5 6 7 8 9 10 11 12 RF AGC DELAY AFTOUT RF AGC OUT VIF IN VIF IN GND GND GND QIF DET IN IF AGC FIL NFB AUDIO OUT EQ F/B APC FIL VIDEO OUT VREG OUT VREG OUT VCO COIL VCO COIL VCC...
... MAIN UNIT (1) 8V BUS LINE2 14V BUS LINE3 5V 5V R8 R8 T8 T8 e C1804 0.1 C1803 10 C1802 47 C1801 0.1 MAIN UNIT (2) DRIV2 DRIV 1S8V AGC 5V R8 T8 Q402 BCR08PN 4 3 5 2 6 1 Q403 BCR08PN L403 100µ C424 0.1 4 3 5 2 6 1 C426 0.1 D506 1SV307 C514 0.1 EP511 R524 1k 3R3V 5V R8 T8 L701 LS-550... OUT FI1501 TSB6221D [USA] TSB6321D [Others] L1505 0.56µ C1514 0.0047 IC1502 M52342FP 1 2 3 4 5 6 7 8 9 10 11 12 RF AGC DELAY AFTOUT RF AGC OUT VIF IN VIF IN GND GND GND QIF DET IN IF AGC FIL NFB AUDIO OUT EQ F/B APC FIL VIDEO OUT VREG OUT VREG OUT VCO COIL VCO COIL VCC...