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Feb. 2008 SERVICE MANUAL ADDENDUM CONTENTS REPLACEMENT PAGE FOR 4-5....– PARTS LIST ....... . 1 BOARD LAYOUTS .
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(replacement page) Feb. 2008 4-4 RECEIVE ADJUSTMENT Select an adjustment item using [↑] / [↓] keys, then set to the specifi ed value using [←] / [→] keys on the connected PC’s keyboard. ADJUSTMENT ADJUSTMENT ADJUSTMENT CONDITION OPERATION VALUE ITEM/POINT RX Tuning 1 •...
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Feb. 2008 PARTS LIST [FRONT UNIT] [FRONT UNIT] ORDER ORDER DESCRIPTION DESCRIPTION LOCATION LOCATION 1180002151 S.IC NJM2370U1-32-TE1 60.2/14.2 7030009920 S.RES ERJ3GEYJ 335 V (3.3 M) 120.6/23 1110006260 S.IC BD5242G-TR 109.5/24.9 7030003320 S.RES ERJ3GEYJ 101 V (100) 120.6/21.8 1140013490 S.IC HD64F38347WV 91.5/13.9 7030003380 S.RES ERJ3GEYJ 331 V (330) 4.6/25.2...
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Feb. 2008 MAIN UNIT From PA UNIT ERZV14D470 DC IN To ANTENNA CONNECTOR HK3(HOLE) (J503) To MAIN UNIT LA-252 (J1; CHASSIS) ANT GND 0451008.MRL B2P-VH TMP-S01X-C 1 SHIELD B13B-PH-SM4-TB SGND 0451008 MRL CP15 S DC IN INCOM AGND To MAIN UNIT ERZV14D470 S2P-VH POWER+...
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VHF AIR BAND TRANSCEVER S-14401XZ-C1 Sep. 2007...
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8. READ the instructions of test equipment throughly before connecting a test equipment to the transceiver. Icom, Icom Inc. and logo are registered trademarks of Icom Incorporated (Japan) in the United States, the United Kingdom, Germany, France, Spain, Russia and/or other countries.
SECTION 1 SPECIFICATIONS ¤ ¤ General Transmitter • Frequency range : 118.000 to 136.975 MHz • Mode : A3E 161.650 to 163.275 MHz* • Output power : 8 W (Carrier power) • Channel spacing : 25 kHz • Spurious emissions : –60 dBc •...
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SECTION 2 INSIDE VIEWS RS232 DRIVER (IC4: HD64F38347WV) (IC10: ADM202EARUZ) EEPROM • FRONT UNIT (IC5: 24LC64T-I/SN) • MAIN AND PA UNITS TRANSFORMER POWER SWITCH (T4: ST-82) (Q11: 2SJ402) ALC IC (IC13: BA3308F) DC-DC CONVERTOR (IC5: LM2587(T)) FET DRIVER TX POWER AMP (IC17: HIP4081AIBZ-T) (Q504: MRF137) AGC AMP...
SECTION 3 CIRCUIT DESCRIPTION While transmitting, serial-connected PIN diodes are ON, 3-1 RECEIVER CIRCUITS thus the TX line is connected to the antenna, and the RX RF CIRCUITS line is connected to the GND simultaneously to prevent RF circuits consist of RF fi lters, antenna switch (ANT SW), transmit signal entering.
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• Weather Alert (WX) signals AGC (Automatic Gain Control) CIRCUIT FM IF demodulator IC “TA31136FNG” contains whole of the The AGC circuit effectively reduces the RX signal level if 2nd IF circuits and FM demodulator circuit too. the signal is strong, and raises it when it is weaker. The AGC circuit detects the overall strength of the signal and The amplified 1st IF signal is applied to the FM IF IC, and automatically adjusting the gain of the 2nd IF AMPs to...
The audio signals from the connected headset's microphone 3-2 TRANSMITTER CIRCUITS (MIC signals) are passed through the electric volume to be TX AF CIRCUITS adjusted MIC gain, and amplifi ed by ALC (Automatic Level The TX AF circuit consists of microphone amplifier (MIC Control) AMP and MIC AMP.
PLL (Phase Locked Loop) CIRCUIT 3-3 FREQUENCY SYNTHESIZER CIRCUITS The PLL circuit provides stable oscillation for both of the TX and 1st LO frequencies (for RX). By comparing feedbacked A VCO is an oscillator whose oscillating frequency is VCO output and reference frequency signals, the PLL determined by the applied volatge.
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• EXPANDER (M: IC48) 3-5 PORT ALLOCATIONS • CPU (F: IC4) Line Description name Line Description name TX voltage line control signal to the 8T2 switch SEND (M: Q32). [EC] key. (pulled up) "Low"=While transmitting. DIAL [DIAL] key. (pulled up) TX VCO control signal to the VCO switch (M: Q2).
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If MB-113 is atattached to the transceiver, attach the original rear unit ‘K-CONNECT UNIT.’ MB-113 has no [DATA] jack. OPC-1529R External Top cover Speaker (4 Ω) IC-A210 (TOP VIEW) AC milivoltmeter MIC1 Audio generator MIC2 (AG) To [DATA] jack to the antennna connector Power supply (13.8 V/ 5 A)
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The “Welcome to the InstallShield Wizard for CS-A210 ADJ” will appear. Click [Next>]. t The “Choose Destination Location” will appear. Then click [Next>] to install the software to the destination folder. (e.g. C:\Pro- gram Files\Icom\CS-A210 ADJ) y After the installation is completed, the “InstallShield Wizard Complete” will appear. Then click [Finish].
4-3 TRANSMIT ADJUSTMENT Select an adjustment item using [↑] / [↓] keys, then set to the specifi ed value using [←] / [→] keys on the connected PC’s keyboard. ADJUSTMENT ADJUSTMENT ADJUSTMENT CONDITION OPERATION VALUE ITEM/POINT 1 • CH No. : [AM MID] Set the adjustment value on the [F5] Output Power...
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4-4 RECEIVE ADJUSTMENT Select an adjustment item using [↑] / [↓] keys, then set to the specifi ed value using [←] / [→] keys on the connected PC’s keyboard. ADJUSTMENT ADJUSTMENT ADJUSTMENT CONDITION OPERATION VALUE ITEM/POINT RX Tuning 1 • CH No. : [AM LOW] Connect a Digital voltmeter to the CP5 [F17] 4.9–5.1 V...
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• Receive adjustments RX BPF (AM) check point CP10 RX BPF (FM) check point CP13 IC-A210 (TOP VIEW) Tuning voltage check point RX BPF adjust points L2, L4, L8 and L10 IC-A210 (TOP VIEW) 4 - 6...
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SECTION 5 PARTS LIST [FRONT UNIT] [FRONT UNIT] ORDER ORDER DESCRIPTION DESCRIPTION LOCATION LOCATION 1180002151 S.IC NJM2370U1-32-TE1 60.2/14.2 7030009920 S.RES ERJ3GEYJ 335 V (3.3 M) 120.6/23 1110006260 S.IC BD5242G-TR 109.5/24.9 7030003320 S.RES ERJ3GEYJ 101 V (100) 120.6/21.8 1140014362 S.IC HD64F38347WV 91.5/13.9 7030003380 S.RES ERJ3GEYJ 331 V (330) 4.6/25.2...
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SECTION 9 VOLTAGE DIAGRAM FRONT UNIT To VOLUME UNIT J1 TO EL DISPLAY 06FLZ-SM2-TB 40FLZ-SM2-R-TB VCCA VCCB VCCB IC10 DO15 100K DO14 DO13 T1OUT CTRL DO12 R1IN DO11 R1OUT VOUT DO10 T1IN NJM2370U1 T2OUT T2IN R2IN R2OUT ADM202EARUZ NNCD6.2G TC74LVX4245FS CP17 VCCA VCCB...
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9.73V IC80 2SJ402 R357 2SD235 1 4.43V R329 FI 1 B13B PH SM4 TB BNX 002 5.03V IC16 IC25 B2P VH 39.20V PS G LM2587 R289 R358 NJM2137M 100K TC4S66F 10.45V RXD I 8.10V 3 3K TXD I DAM1MA33 3 3K 7E08N 330M TO REAR IC42...
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MAIN UNIT From PA UNIT ERZV14D470 DC IN To ANTENNA CONNECTOR HK3(HOLE) (J503) To MAIN UNIT LA 252 (J1; CHASSIS) ANT GND 0451008 MRL B2P VH TMP S01X C 1 SHIELD B13B PH SM4 TB SGND 0451008 MRL CP15 S DC IN INCOM AGND...
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