Instruction Manual
Page 16
... type of metering displayed (during receive. VOICE SQUELCH CONTROL (p. 82) VSC Push to toggle the voice squelch control function ON or OFF. F-3 • Power, SWR, ALC or COMP metering can be selected. • Only the S-meter is available during transmit) on the display.
... type of metering displayed (during receive. VOICE SQUELCH CONTROL (p. 82) VSC Push to toggle the voice squelch control function ON or OFF. F-3 • Power, SWR, ALC or COMP metering can be selected. • Only the S-meter is available during transmit) on the display.
Instruction Manual
Page 21
.../output HSEND pin. (HF/50 MHz controls the transceiver. Rear panel view 6 Squelch out terminal. AF Fixed level, regardless of the 11 supplied cable. 12 ALC ALC voltage input. VSEND Input/output pin. (144/430 MHz only) Grounded when transmits. 13.8 V 13.8 V output when power is open SQL closed : Less than 0.3 V/5 mA...
.../output HSEND pin. (HF/50 MHz controls the transceiver. Rear panel view 6 Squelch out terminal. AF Fixed level, regardless of the 11 supplied cable. 12 ALC ALC voltage input. VSEND Input/output pin. (144/430 MHz only) Grounded when transmits. 13.8 V 13.8 V output when power is open SQL closed : Less than 0.3 V/5 mA...
Instruction Manual
Page 22
... socket ACC 1 4 25 1 3 8 6 7 q FSKK t AF w GND y SQLS e HSEND u 13.8 V r MOD i ALC ACC 2 4 25 1 3 6 7 q 8 V t ALC w GND y VSEND e HSEND u 13.8 V r NC (BAND*) * See p. 140 for direct frequency entry. • This indicator ... READOUT Displays the operating frequency. w METER READOUTS ➥ S hows received signal strength while receiving. ➥ S hows either transmit power meter (Po), SWR, ALC or compression level meter (COM) while transmitting. t BLANK MEMORY INDICATOR (p. 101) Appears when the displayed memory channel is not programmed (blank channel). • ...
... socket ACC 1 4 25 1 3 8 6 7 q FSKK t AF w GND y SQLS e HSEND u 13.8 V r MOD i ALC ACC 2 4 25 1 3 6 7 q 8 V t ALC w GND y VSEND e HSEND u 13.8 V r NC (BAND*) * See p. 140 for direct frequency entry. • This indicator ... READOUT Displays the operating frequency. w METER READOUTS ➥ S hows received signal strength while receiving. ➥ S hows either transmit power meter (Po), SWR, ALC or compression level meter (COM) while transmitting. t BLANK MEMORY INDICATOR (p. 101) Appears when the displayed memory channel is not programmed (blank channel). • ...
Instruction Manual
Page 30
...an HF/50 MHz linear amplifier. Non-matched ALC and RF power settings could cause a fire or damage the linear amplifier. The IC-7000 SEND line (ACC connector pin 3) is compatible with the IC-PW1/EURO) ANT1 Ground CONNECTING A NON-ICOM LINEAR AMPLIFIER R WARNING!: Set the transceiver... output power and linear amplifier ALC output level referring to -4 V, and the transceiver ...
...an HF/50 MHz linear amplifier. Non-matched ALC and RF power settings could cause a fire or damage the linear amplifier. The IC-7000 SEND line (ACC connector pin 3) is compatible with the IC-PW1/EURO) ANT1 Ground CONNECTING A NON-ICOM LINEAR AMPLIFIER R WARNING!: Set the transceiver... output power and linear amplifier ALC output level referring to -4 V, and the transceiver ...
Instruction Manual
Page 45
... for 144/430 MHz bands since the meter measures only the [ANT1] connector. SWR lIinndei.cates the SWR on the transmission Indicates the ALC level. COM sInpdeiecachtecsotmheprceosmsoprreissisniounsele.vel when the 3 N OTE: The SWR meter cannot be used for your convenience. In such cases, reduce the ... twice to select the menu group S. • Push [MENU/GRP] momentarily one or more times to select from RF power (Po), SWR, ALC or compression level (COM). • The display indication changes as the table at the right. D Multi-function meter In addition, the transceiver can...
... for 144/430 MHz bands since the meter measures only the [ANT1] connector. SWR lIinndei.cates the SWR on the transmission Indicates the ALC level. COM sInpdeiecachtecsotmheprceosmsoprreissisniounsele.vel when the 3 N OTE: The SWR meter cannot be used for your convenience. In such cases, reduce the ... twice to select the menu group S. • Push [MENU/GRP] momentarily one or more times to select from RF power (Po), SWR, ALC or compression level (COM). • The display indication changes as the table at the right. D Multi-function meter In addition, the transceiver can...
Instruction Manual
Page 47
...set)] momentarily to the ALC zone (ALC meter reading should be adjusted properly so that the ALC meter reading does not go outside the ALC zone. • Microphone gain is connected such as the IC-PW1/EURO, set the output power using the ALC meter (see below) ... If a linear amplifier is adjusted in 1% steps (0% to 100%). y Push [F-1 Y] or [F-2 Z] to return the normal operating mode. [AF] [MENU/GRP] [F-1] [F-2] [F-3] [DIAL] ALC ALC zone 38 o Release [PTT] (microphone) to return to receive. !0 Push [Z(menu/grp)] to exit the quick Set mode. • Push [Z(menu/grp)] again to select...
...set)] momentarily to the ALC zone (ALC meter reading should be adjusted properly so that the ALC meter reading does not go outside the ALC zone. • Microphone gain is connected such as the IC-PW1/EURO, set the output power using the ALC meter (see below) ... If a linear amplifier is adjusted in 1% steps (0% to 100%). y Push [F-1 Y] or [F-2 Z] to return the normal operating mode. [AF] [MENU/GRP] [F-1] [F-2] [F-3] [DIAL] ALC ALC zone 38 o Release [PTT] (microphone) to return to receive. !0 Push [Z(menu/grp)] to exit the quick Set mode. • Push [Z(menu/grp)] again to select...
Instruction Manual
Page 97
...● Push [F-2 COM] momentarily to return normal operating mode. ALC meter. • Speech compressor function automatically turns ON. • "ALC" appears. w Turn ON the speech compressor function and disappears. ALC ALC zone Adjust 'COMP LEVEL' so that the COMP meter reads r ...menu/grp)] twice to turn the speech appears. COMP Level This item adjusts the speech compression level. q Select COMP meter. e Select ALC meter. ● Select S-1. enter the speech compression level Set mode. ● Select M-3. 6 ● Hold down [MENU/GRP] ...
...● Push [F-2 COM] momentarily to return normal operating mode. ALC meter. • Speech compressor function automatically turns ON. • "ALC" appears. w Turn ON the speech compressor function and disappears. ALC ALC zone Adjust 'COMP LEVEL' so that the COMP meter reads r ...menu/grp)] twice to turn the speech appears. COMP Level This item adjusts the speech compression level. q Select COMP meter. e Select ALC meter. ● Select S-1. enter the speech compression level Set mode. ● Select M-3. 6 ● Hold down [MENU/GRP] ...
Instruction Manual
Page 150
...⁄8(D) • Weight : 2.3 kg; 5 lb 11⁄8 oz • Supplied accessories : Coaxial cable (1 m), ACC cable (DIN 13 pins) • Connector information for HF band operation. t ALC ALC output voltage (-4 to ground when transmitting (20 mA max). Therefore, the lowest SWR is ON (1 A max). 141 q Remove the top cover of the AT-180...
...⁄8(D) • Weight : 2.3 kg; 5 lb 11⁄8 oz • Supplied accessories : Coaxial cable (1 m), ACC cable (DIN 13 pins) • Connector information for HF band operation. t ALC ALC output voltage (-4 to ground when transmitting (20 mA max). Therefore, the lowest SWR is ON (1 A max). 141 q Remove the top cover of the AT-180...
Instruction Manual
Page 152
...: 0=200 Hz to 255=high freq.) 01 Read squelch condition 02 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...
...: 0=200 Hz to 255=high freq.) 01 Read squelch condition 02 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...
Service Manual
Page 11
...applied to the pre drive amplifiers (PA unit; The detected voltages ("VFOR" and "UFOR") are combined to the "FORL" voltage and then applied to the ALC amplifier (IC1601, pins 1, 2). The "POCV" voltage from the D/A converter (IC2155, pin 19) via the buffer amplifier (IC2101, pins 5, 7), determined ... excessive current. R101-R103). The power amplified signals are equalized. IC960, pins 5, 7) and then applied to the MAIN unit as an averaging ALC amplifier with Q1601. In AM mode, IC1601 functions as the "HFOR" voltage. The AM switch (Q1602) is applied to the drive amplifier (DRIVER...
...applied to the pre drive amplifiers (PA unit; The detected voltages ("VFOR" and "UFOR") are combined to the "FORL" voltage and then applied to the ALC amplifier (IC1601, pins 1, 2). The "POCV" voltage from the D/A converter (IC2155, pin 19) via the buffer amplifier (IC2101, pins 5, 7), determined ... excessive current. R101-R103). The power amplified signals are equalized. IC960, pins 5, 7) and then applied to the MAIN unit as an averaging ALC amplifier with Q1601. In AM mode, IC1601 functions as the "HFOR" voltage. The AM switch (Q1602) is applied to the drive amplifier (DRIVER...
Service Manual
Page 12
... amplified at IC451 (pins 1, 5). The detected voltages are applied to the ALC amplifier (pins 1, 2) as the 372.096 MHz system clock. The filtered signal is detected in the voltages ("ICH" and "ICL") which is selected from the DDS IC (IC301, pins 20, 21) is tripled the 2nd LO frequency. The ...," "VFOR" and "UFOR" voltages are combined to the "FORL" voltage, and it is then applied to the main CPU (IC1302, pin 113) for indicating the ALC level. (3) SWR meter The "FORL" and "REFL" voltages are combined and applied to the APC amplifier (IC1601, pins 5-7). D501, D504, D401, D404) detect...
... amplified at IC451 (pins 1, 5). The detected voltages are applied to the ALC amplifier (pins 1, 2) as the 372.096 MHz system clock. The filtered signal is detected in the voltages ("ICH" and "ICL") which is selected from the DDS IC (IC301, pins 20, 21) is tripled the 2nd LO frequency. The ...," "VFOR" and "UFOR" voltages are combined to the "FORL" voltage, and it is then applied to the main CPU (IC1302, pin 113) for indicating the ALC level. (3) SWR meter The "FORL" and "REFL" voltages are combined and applied to the APC amplifier (IC1601, pins 5-7). D501, D504, D401, D404) detect...
Service Manual
Page 15
...Outputs data signal for AT-180. • Outputs start signal for AH-3/AH-4. 81 DTXD Outputs data signal for the DSP IC (IC301). 82 DRXD Input port for ALC level. Pin number Port name Description 109 ECK Outputs clock signal to the EEPROM (IC1301). 110 EDT I /O port for the... control signal. nector. 117 DPTL Input port for PTT control signal from the DSP IC (IC301). IC51) for the 142 PDT DDS ICs (DDS unit; Outputs serial data signal for the 3rd LO signal. High:When IC-7000 is pushed. IC301) for clock indication and timer function. IC2151- Low : While ...
...Outputs data signal for AT-180. • Outputs start signal for AH-3/AH-4. 81 DTXD Outputs data signal for the DSP IC (IC301). 82 DRXD Input port for ALC level. Pin number Port name Description 109 ECK Outputs clock signal to the EEPROM (IC1301). 110 EDT I /O port for the... control signal. nector. 117 DPTL Input port for PTT control signal from the DSP IC (IC301). IC51) for the 142 PDT DDS ICs (DDS unit; Outputs serial data signal for the 3rd LO signal. High:When IC-7000 is pushed. IC301) for clock indication and timer function. IC2151- Low : While ...
Service Manual
Page 24
...Connect a 100 Ω dummy load to [ANT1] connector. Push [F-4 (SET)]. Push [F-4 (SET)]. 4-4 TRANSMITTER ADJUSTMENT (continue) ADJUSTMENT ADJUSTMENT CONDITION DISPLAY OPERATION ALC 1 • Connect an RF power meter to [ANT1] connector. • Connect an audio generator to [MIC] connector and set as; Push [F-4 (...Push [F-4 (SET)]. tor. • Connect an audio generator to [ANT1] connec- Level : 1.5 kHz/30 mV • Transmitting ALC(144 M) Drive Min (144 MHz) 1 • Set an audio generator as ; Push [F-4 (SET)]. Level : 1.5 kHz/20 mV • ...
...Connect a 100 Ω dummy load to [ANT1] connector. Push [F-4 (SET)]. Push [F-4 (SET)]. 4-4 TRANSMITTER ADJUSTMENT (continue) ADJUSTMENT ADJUSTMENT CONDITION DISPLAY OPERATION ALC 1 • Connect an RF power meter to [ANT1] connector. • Connect an audio generator to [MIC] connector and set as; Push [F-4 (...Push [F-4 (SET)]. tor. • Connect an audio generator to [ANT1] connec- Level : 1.5 kHz/30 mV • Transmitting ALC(144 M) Drive Min (144 MHz) 1 • Set an audio generator as ; Push [F-4 (SET)]. Level : 1.5 kHz/20 mV • ...
Service Manual
Page 76
...TS462×2 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 ...BA08FP 8V REG AMS POCV HFOR VUFOR 8V HREF (FROM PA) ICH ICL Q1601 2SC4213 DET CTRL Q1605 2SC4213 DET CTRL IC1601 NJM13403 1/4 ALC AMP D1606 FORL MA2S111 (TO LOGIC CPU) IC1601 NJM13403 APC 1/4 AMP D1607 MA2S111 IC1601 NJM13403 1/4 APC AMP D1608 MA2S111 IC1601 NJM13403 ...
...TS462×2 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 ...BA08FP 8V REG AMS POCV HFOR VUFOR 8V HREF (FROM PA) ICH ICL Q1601 2SC4213 DET CTRL Q1605 2SC4213 DET CTRL IC1601 NJM13403 1/4 ALC AMP D1606 FORL MA2S111 (TO LOGIC CPU) IC1601 NJM13403 APC 1/4 AMP D1607 MA2S111 IC1601 NJM13403 1/4 APC AMP D1608 MA2S111 IC1601 NJM13403 ...
Service Manual
Page 80
... C1402 150p C1404 150p R1403 2.2k R1405 47 C1406 0.0047 C1611 0.1 L806 1.2µ L1401 100µ R808 47 L1403 100µ R8 WFM8 ALC C1408 0.0047 L904 LS-551 R1421 150 R1422 220 L1404 2.7µ C1420 47p C1422 15p R1416 3.9k C1423 20p C1414 0.047 C1407 0.0047 R1406... 1 2 3 4 LO1 VCC RF2 RF1 LO2 GND IF2 IF1 8 7 6 5 R1201 470 C1308 0.1 R1208 100 C1204 10 R1306 1k L1301 100µ L1302 100µ C1108 0.1 3R3V ALC T8 R1305 1k L1303 100µ C1310 0.1 IC1203 TS462CPT 8 V+ GND 4 8V C1213 0.1 R1205 470 R1203 47k C1201 0.1 C1203 0.1 1 8 2 7 3 6 4 5 IC1202 TC4W53FU R1204...
... C1402 150p C1404 150p R1403 2.2k R1405 47 C1406 0.0047 C1611 0.1 L806 1.2µ L1401 100µ R808 47 L1403 100µ R8 WFM8 ALC C1408 0.0047 L904 LS-551 R1421 150 R1422 220 L1404 2.7µ C1420 47p C1422 15p R1416 3.9k C1423 20p C1414 0.047 C1407 0.0047 R1406... 1 2 3 4 LO1 VCC RF2 RF1 LO2 GND IF2 IF1 8 7 6 5 R1201 470 C1308 0.1 R1208 100 C1204 10 R1306 1k L1301 100µ L1302 100µ C1108 0.1 3R3V ALC T8 R1305 1k L1303 100µ C1310 0.1 IC1203 TS462CPT 8 V+ GND 4 8V C1213 0.1 R1205 470 R1203 47k C1201 0.1 C1203 0.1 1 8 2 7 3 6 4 5 IC1202 TC4W53FU R1204...