Icom FP-561 Service Manual
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Icom FP-561 Service Manual

Icom FP-561 Service Manual

Marine plotter/sounder; dgps beacon receiver
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SERVICE
MANUAL
MARINE PLOTTER/SOUNDER
DGPS BEACON RECEIVER

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Summary of Contents for Icom FP-561

  • Page 1 SERVICE MANUAL MARINE PLOTTER/SOUNDER DGPS BEACON RECEIVER...

  • Page 2: Rd-200

    NEVER connect the unit to an AC outlet or to a DC power for the FP-561 MARINE PLOTTER/SOUNDER and RD-200 supply that uses more than 33 V (FP-561) or 16 V (RD-200). DGPS BEACON RECEIVER at the time of publication.

  • Page 3: Table Of Contents

    FP-561 TRANSMITTER ADJUSTMENT ........
  • Page 4 SECTION 1 SPECIFICATIONS 1-1 FP-561 ‘ GENERAL • Display : 5.6 inch TFT color LCD (320 234 pixels) • Power supply requirement : 11–30 V DC • LCD brightness : 16 levels • Power consumption : Less than 22 W (Less than 1.8 A at 12 V DC) •...
  • Page 5 ‘ VIDEO SOUNDER • Transmission freq. : 50 kHz, 200 kHz • Output power : 500 W RMS • Water depth range : 5–640 m* in 8-color indication • Water temp. range : 0˚C to +40˚C; +32˚F to +104˚F • Speed range : 0.0–99.9 KT* •...

  • Page 6: Fp-561

    SECTION 2 INSIDE VIEWS 2-1 FP-561 • MAIN UNIT +5V regulator 8V rectifier (IC13: PQ05RF21) (D22: SB30-09J) 12V rectifier Driver (D13: SB30-09J) IC2: TC4093BF Q2, Q3: 2SC2712-GR Q4, Q5: 2SA1162-GR +6V regulator Q27: 2SD1664 Q GPS receiver D37: RD7.5M B1...

  • Page 7: Rd-200

    2-2 RD-200 • MAIN UNIT EEPROM* +6.5V regulator* (IC13: X25320SI-2.7) Q3: 2SD1664 Q D2: MA8075 L (IC12: HD64F3644H) +8V regulator D/A converter (IC8: TA7808F) (IC19: TA75S01F) Reference oscillator FM IF IC* (X1: DSX751S 14.5984MHz) (IC3: TA31136FN (D)) 1st mixer +5V regulator (IC2: ND487C1 3R) (IC9: TA7805F) (IC6: SC-1287)

  • Page 8: Circuit Description

    SECTION 3 CIRCUIT DESCRIPTION 3-1 TRANSMITTER CIRCUITS 3-1-4 DIODE ISOLATION CIRCUIT D3, D30, D4, D31, D9, D32, D35, D36 are symmetry-type sil- 3-1-1 TRANSMIT OUTPUT PULSE CONTROL licon-varister diodes. Interior connection is simulated as CIRCUIT shown in the diagram (Fig.1). The 200 kHz/50 kHz pulse signals from the LOGIC unit via J1 (pin 3) are passed through the buffer amplifier circuit (IC1, Fig.2 shows the diode’s electronic characteristics.

  • Page 9: Regulator Circuits

    3-2-2 STC CIRCUIT 3-2-5 LOCAL OSCILLATOR CIRCUITS The STC circuit (Q1, R115, Q26, R116, C102) reduces the 200 kHz/50 kHz local oscillator circuits consist of IC3, X1 and sensitivity near-by the dispach line to set the immunity to air IC4, X2 respectively. IC3 or IC4 includes a frequency divider. bubbles in the sea surfaces so as to improve the image leg- When high level signal is applied to pin 1, IC3 or IC4 oscil- ibility.

  • Page 10: Interface Circuits

    3-3-4 SWITCHING CIRCUIT 3-4-3 DGPS INTERFACE CIRCUIT IC9 (pins 9 and 10) controls the switch circuit (Q14, Q16), • DGPS INPUT CIRCUIT and the primary winding of transformer (T2) is alternately DGPS input circuit consists of IC7, IC15. The DGPS signals connected to and disconnected from the DC power.

  • Page 11: Dgps Receiver

    3-7 PORT ALLOCATIONS fier (IC1) and are then enter another low-pass filter (L6, L7, C15–C19) and notch filter (L24, L25, C111, C112) to sup- 3-7-1 FP-561 press unwanted signals. The filtered signals are applied to • SUB CPU (LOGIC UNIT; IC22) the mixer circuit.
  • Page 12 FP-561 • MAIN CPU (LOGIC UNIT; IC1) Port Description number name DTCK Outputs serial clock signal for the LCD. Outputs vertical synchronizing signal VSYNC for LCD. Outputs horizintal synchronizing signal HSYNC for LCD. Outputs red color signal for LCD. BLUE Outputs blue color signal for LCD.

  • Page 13: Adjustment Procedures

    Output level : 0.1 µV–32 mV generator (SSG) Frequency range : At least 10 MHz (–127 to –17 dBm) Spectrum analyzer Spectrum bandwidth: ±100 kHz or more ‘ ‘ CONNECTION FP-561 EX-1622 Marine Transom- Ploter/Sounder type transducer (Option) Ground EX-1010...

  • Page 14: Fp-561 Transmitter Adjustment

    • Set an SSG as : Frequency : 50 kHz Level : 100 mV (–7 dBm) *This output level of the standard signal generator (SSG) is indicated as SSG’s open circuit. 4-4 FP-561 WATER TEMPERTURE ADJUSTMENT ADJUSTMENT MEASUREMENT POINT ADJUSTMENT ADJUSTMENT CONDITION...
  • Page 15 • MAIN unit RSSI Receive sensitivity check point Receive sensitivity adjustment Pin 3 Output power check point J2 Pin 5 Pin 6 Water temperature pre-setting J2 Pin 7 • LOGIC unit R131 Water temperature adjustment 4 - 3...

  • Page 16: Rd-200 Adjustments

    7.29920 MHz MAIN to the FP-561’s DGPS connector cy counter to the FREQUENCY and turn FP-561 power ON. check point “CP1”. • Set the connected FP-561 as: Connect a SINAD 25 % distortion Verify the RECEIVE SENSITIVITY Baud rate : 200 meter to J3.
  • Page 17 • MAIN unit Reference frequency adjustment Decode check point Reference frequency check point • ANT unit Receive sensitivity check point Antenna peak adjustment for EP3 Antenna peak check point Antenna peak adjustment for EP4 Antenna peak pre-setting RF input Receive sensitivity Decode 4 - 5...
  • Page 18 SECTION 5 PARTS LIST 5-1 FP-561 [MAIN UNIT] [MAIN UNIT] ORDER ORDER DESCRIPTION DESCRIPTION 1130005720 S.IC TC7W04F (TE12L) 6050009190 XTAL CR-497 (5.24 MHz) 1130006370 S.IC TC4093BF 6050009180 XTAL CR-496 (4.04 MHz) 1130007990 S.IC TC3W03FU (TE12L) 1130007990 S.IC TC3W03FU (TE12L) 1110003490 S.IC...
  • Page 19 [MAIN UNIT] [MAIN UNIT] ORDER ORDER DESCRIPTION DESCRIPTION 7310003580 S.TRIMMER EVM-1XSX50 B15 (104) 4510004560 ELECTROLYTIC 50 MV 10 NPDW R100 7030003400 S.RESISTOR ERJ3GEYJ 471 V (470 4030011600 S.CERAMIC C1608 JB 1C 104KT-N R101 7030003600 S.RESISTOR ERJ3GEYJ 223 V (22 k ) 4030006860 S.CERAMIC C1608 JB 1H 102K-T-A R102...

  • Page 20: Logic Unit

    [LOGIC UNIT] [LOGIC UNIT] ORDER ORDER DESCRIPTION DESCRIPTION 1140007500 S.IC CL-PS7500FE-QC-A 7030003260 S.RESISTOR ERJ3GEYJ 330 V (33 1130009170 S.IC TC74HCT245AF 7030003580 S.RESISTOR ERJ3GEYJ 153 V (15 k ) 1130009170 S.IC TC74HCT245AF 7030003580 S.RESISTOR ERJ3GEYJ 153 V (15 k ) 1130005440 S.IC TC74HC245AF 7030003580 S.RESISTOR ERJ3GEYJ 153 V (15 k )
  • Page 21 [LOGIC UNIT] [SW UNIT] ORDER ORDER DESCRIPTION DESCRIPTION R178 7030003460 S.RESISTOR ERJ3GEYJ 152 V (1.5 k ) 1530001950 S.TRANSISTOR 2SC2712-GR (TE85R) R179 7030003580 S.RESISTOR ERJ3GEYJ 153 V (15 k ) 1530001950 S.TRANSISTOR 2SC2712-GR (TE85R) R180 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 k ) 1530001950 S.TRANSISTOR 2SC2712-GR (TE85R) 1530001950 S.TRANSISTOR...

  • Page 22: Main Unit

    FP-561 5-2 RD-200 [SW UNIT] [MAIN UNIT] ORDER ORDER DESCRIPTION DESCRIPTION 2260001680 S.SWITCH SKQDPB 1110001971 S.IC µPC1676G-T1 2260001680 S.SWITCH SKQDPB 1790000050 IC ND487C1-3R 2260001680 S.SWITCH SKQDPB 1110003490 S.IC TA31136FN (D,EL) 2260001680 S.SWITCH SKQDPB 1110002700 S.IC NJM2904M-T1 2260001680 S.SWITCH SKQDPB 1130003830 S.IC TC7S04F (TE85R) 2260001680 S.SWITCH...
  • Page 23 [MAIN UNIT] [MAIN UNIT] ORDER ORDER DESCRIPTION DESCRIPTION 7030003650 S.RESISTOR ERJ3GEYJ 563 V (56 k ) 7030003680 S.RESISTOR ERJ3GEYJ 104 V (100 k ) 7030003530 S.RESISTOR ERJ3GEYJ 562 V (5.6 k ) 7030007220 S.RESISTOR ERA3YED 202V 7030003480 S.RESISTOR ERJ3GEYJ 222 V (2.2 k ) 7030007220 S.RESISTOR ERA3YED 202V 7030003560 S.RESISTOR...

  • Page 24: Ant Unit

    [MAIN UNIT] [ANT UNIT] ORDER ORDER DESCRIPTION DESCRIPTION 4030007160 S.CERAMIC C1608 CH 1H 181J-T-A 1560000420 S.FET 2SK209-GR (TE85R) 4030011280 S.CERAMIC C1608 CH 1H 271J-T-A 1560000420 S.FET 2SK209-GR (TE85R) 4030007090 S.CERAMIC C1608 CH 1H 470J-T-A 1560000420 S.FET 2SK209-GR (TE85R) 4030007160 S.CERAMIC C1608 CH 1H 181J-T-A 1560000420 S.FET 2SK209-GR (TE85R)
  • Page 25 ANT UNIT] ORDER DESCRIPTION 4030011600 S.CERAMIC C1608 JB 1C 104KT-N 4030011600 S.CERAMIC C1608 JB 1C 104KT-N 6910005280 CONNECTOR IMSA-9110S-03 6910005300 CONNECTOR IMSA-9110S-05 6510018300 S.CONNECTOR S2B-ZR-SM3A-TF 6510018300 S.CONNECTOR S2B-ZR-SM3A-TF 6510018300 S.CONNECTOR S2B-ZR-SM3A-TF 0910051533 PCB B 5298C 3310002220 ANTENNA OH-3 3310002220 ANTENNA OH-3 S.=Surface mount 5 - 8...
  • Page 26 8110006770 2273 cover REF. NO. ODER NO. DESCRIPTION QTY. 8930049390 2273 main seal 3310002220 OH-3 8810006050 Icom screw E7 3310002220 OH-3 8850000690 Flat washer M3 (3x7x0.5) SUS 8930049990 O-ring (Y) 8950000180 M.other Cable-tie-80 MP10 8810008660 Screw PH BT M3x8 NI-ZU...
  • Page 27 MP39 (C) MP3 (C) MP2 (L) MP1 (M) MP6 (C) MP33 (C) EP2 (M) MP1 (C) W1 (C) MP1 (L) FP-561 MP21 (C) MP31 (C) MP36 (C) DISPLAY unit ACCESSORIES MP38 (C) MP34 (C) MP37 (C) SW unit SP1 (S)
  • Page 28 SECTION 7 SEMI-CONDUCTOR INFORMATION • TRANSISTOR AND FET’S 2SA1162 GR 2SA1213 Y 2SA1576 R 2SC2712 GR 2SC3326 B (Symbol: SG) (Symbol: NY) (Symbol: FR) (Symbol: LG) (Symbol: CCB) 2SC4081 R 2SD1664 Q 3SK131 K DTC144 EU (Symbol: BR) (Symbol: DAQ) (Symbol: V13) (Symbol: 26) •...
  • Page 29 SECTION 8 BOARD LAYOUTS 8-1 FP-561 8-1-1 SW UNIT • TOP VIEW 8 - 1...
  • Page 30 • BOTTOM VIEW BEEP to LOGIC unit J3 8 - 2...
  • Page 31 8-1-2 LOGIC UNIT • TOP VIEW to MAIN unit J1 R151 IC44 R132 IC28 R131 R147 IC21 IC20 IC22 R148 R135 R163 R178 R164 IC34 IC31 BLUE IC33 GREEN CONT GPSI GPSO IC35 VBAK IC30 VANT R165 to GPS unit DTCK IC32 VSYNC...
  • Page 32 • BOTTOM VIEW R155 IC45 R112 IC41 IC16 IC42 R104 R150 IC23 IC18 R130 R105 R134 R140 8 - 4...
  • Page 33 8-1-3 MAIN UNIT • TOP VIEW IC13 RSSI to LOGIC unit J2 IC11 C103 IC14 C104 R10 C7 IC10 R107 C115 R106 R105 R109 IC25 C101 R115 C122 IC16 C121 R113 R111 R112 R110 D36 D35 D9 D32 C106 C94 C91 IC15 C108 C105...
  • Page 34 • BOTTOM VIEW 8 - 6...
  • Page 35 8-2 RD-200 8-2-1 MAIN UNIT • TOP VIEW C100 to CHASSIS unit R103 R101 C109 IC12 IC19 IC14 R104 IC15 IC18 R110 R109 IC16 C102 8 - 7...
  • Page 36 • BOTTOM VIEW C108 R108 IC11 C110 R107 IC13 R111 R112 C104 IC17 TUNE ANT V AF GND to ANT unit J2 C111 C112 to ANT unit J1 8 - 8...
  • Page 37 8-2-2 ANT UNIT • TOP VIEW AF GND 8 - 9...
  • Page 38 • BOTTOM VIEW TUNE ANT V AF GND to MAIN unit J2 to MAIN unit J1 8 - 10...
  • Page 39 SECTION 9 BLOCK DIAGRAM 9-1 FP-561 DISP UNIT SW UNIT POW SW MAIN UNIT FLASH ROM DRAM SRAM BEEP IC28: SC-1372 IC32, IC33: IC34, IC35: IC30, IC31: MBM29F800BA-90PFTN M5M44260CJ M5M51008BVP-70LL DATA BUS VSYNC HSYNC DCLK R.G.B RL0–RL5 SL0–SL2 ADD BUS...
  • Page 40 9-2 RD-200 ANT UNIT MAIN UNIT RX_f=283.5~325.0 kHz Q1, Q2: 2SK209 GR Q5, Q6: 2SK209 GR Q3, Q4: 2SK209 GR Q7, Q8: 2SK209 GR IC2: ND487C1 3R LIMIT IC1: UPC1676G Q1: 3SK131K FI1: CFJ455K8 IC4: NJM2904M IC3: TA31136FN 1Lo=738.5~780.0 kHz 456.2 kHz IC6: SC-1287 14.5984 MHz...
  • Page 41 SECTION 10 VOLTAGE DIAGRAM 10-1 FP-561 RSSI RSSI MAIN UNIT LOCONT LOCONT TXTRG TXTRG TXSIG TXSIG 4.3 Vp-p 5.0 Vp-p D3 1N4002 DA204U IC2D 1SS355 2SC2712 GR FS30KMJ-3 TC4093BF R105 TO-46 10 k SPDOUT R5 4.7 k D30 1N4002 IC7A...
  • Page 42 LOGIC UNIT DEPCONT DEPCONT 32 MHz 15 k DSO-49SJ R155 CARD 8.2 k R156 15 k 15 k DELAY 15 k NPOR NIOW MPOE R131 OEDS 10 k 15 k 15 k R162 15 k 15 k CABV 15 k 15 k 15 k SABV...
  • Page 43 SW UNIT 12 V R155 R165 8.2 k SML-310MT SML-310MT SML-310MT R131 to LCD 10 k HSYNC HSYNC SKQDPB SKQDPB SKQDPB VSYNC SML-310MT SML-310MT SML-310MT VSYNC DTCK DTCK 1SS355 1SS355 1SS355 SML-310MT SML-310MT SML-310MT SKQDPB SKQDPB SKQDPB 47 k 0.001 2SC2712 GR 2SC2712 GR 2SC2712 GR...
  • Page 44 LOGIC UNIT SW UNIT DEPCONT DEPCONT 32 MHz 15 k DSO-49SJ 12 V R155 R165 CARD 8.2 k R156 15 k 15 k DELAY NPOR 15 k SML-310MT SML-310MT SML-310MT NIOW MPOE R131 OEDS 10 k to LCD 15 k 15 k R162 HSYNC...
  • Page 45 10-2 RD-200 • ANT UNIT 1.2 k 3.3 k 3.3 k 47 P LS-529 47 P to MAIN 220 P unit J1 47 P 3.3 k 0.001 10 k MA2SV05 2SK209 GR EP3-2 0.3 V 2SK209 GR 47 P 100 k 680 k MA2SV05 MA2SV05...
  • Page 46 • MAIN UNIT 4.8 V 100 H 680 H 0.01 180 P 10 k TA31136FN 10 k PC1676G OSCIN MIXIN 4.6 V OSCOUT CFJ455K8 MIXOUT N-REC 47 k 15 H 18 H 0.001 8.2 H 15 H 0.018 0.018 N-DET to ANT IC4A IC4B...
  • Page 47 290-294 Albert Street, Brunswick, Victoria, 3056, Australia : http://www.icomuk.co.uk Phone : 03 9387 0666 Fax : 03 9387 0022 : http://www.icom.net.au Zac de la Plaine, Rue Brindejonc des Moulinais BP 5804, 31505 Toulouse Cedex, France 6F No. 68, Sec. 1 Cheng-Teh Road, Taipei, Taiwan, R.O.C.
  • Page 48 S-13602II-CD 6-9-16, Kamihigashi, Hirano-ku, Osaka, 547-0002, Japan © 1999 Icom Inc.

This manual is also suitable for:

Rd-200

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