Furuno FS-1575 User manual

Ku-BAND VSAT
FV - 100
SE R VI C E M ANUA L
www.furuno.co.jp
M O D EL
FS-1575/2575/5075
SSB RADIOTELEPHONE
CONFIDENTIAL for Internal Use Only
This document is only for a service staff of FURUNO products.
Any unauthorized reproduction of any of its content is prohibited.

The paper used in this manual
is elemental chlorine free.
・FURUNO Authorized Distributor/Dealer
9-52 Ashihara-cho,
Nishinomiya, 662-8580, JAPAN
A : JUN 2012
.
Printed in Japan
All rights reserved.
B : NOV . 26, 2012
Pub. No. SME-56770-B
*
00017687610
*
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00017687610
*
(NAYO ) FS-1575/2575/5075
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00017687610
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00017687610
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* 0 0 0 1 7 6 8 7 6 1 0 *

Contents
i
CONFIDENTIAL (internal use only)
This confidential document is used only by FURUNO authorized persons.
It is strictly prohibited to reproduce the document in whole or in part without prior written permission of FURUNO.
Summary
Introduction ····················································································································································· 1
1. Optional Operation······························································································2
2. Software··············································································································3
3. Settings···············································································································4
4. TX output Power Check and Adjustment ····························································5
5. Frequency Adjustment························································································6
6. Replacement of Boards ······················································································7
7. Checks List·········································································································8
8. Comprehensive Tests ·······················································································11
Chapter 1. Overview
1.1 Overview······································································································1-1
1.1.1 System Configuration············································································1-2
1. FS-2575 and -5075 System Configuration··············································1-2
2. FS-1575 System Configuration·······························································1-3
1.2 Installations··································································································1-5
1.2.1 Antenna Wiring······················································································1-5
1. Key Points to Installation of Antenna ······················································1-5
2. Requirements for T/R Antenna································································1-5
3. Receiving Antenna Wiring Configuration·················································1-5
4. Full-Duplex Communications··································································1-6
1.2.2 Selection of Power Supply Cable ··························································1-7
1. Positional Data························································································1-8
2. Connection of MAIN FAIL Signal·····························································1-8
3. EXT BK···································································································1-8
4. Connection of Handset ···········································································1-8
1.3 Operations ···································································································1-9
1.3.1 FS-2575C Control Panel ·······································································1-9
1.3.2 Overview of Display·············································································1-10
1. Status Area···························································································1-10
2. Tab/Guide Area·····················································································1-11
3. Information Display Area·······································································1-11
4. Overview of RT Window········································································1-13
5. Overview of SCAN Window ··································································1-13
6. Overview of DSC Window·····································································1-14
1.3.3 Transmission of Distress Alert ·····························································1-15
1. MULTI···································································································1-15
2. AUTO····································································································1-15
3. SINGLE·································································································1-15
1.3.4 Reception of DSC Message ································································1-16
1.3.5 Audio Alarms·······················································································1-17
Contents

Contents
ii
CONFIDENTIAL (internal use only)
This confidential document is used only by FURUNO authorized persons.
It is strictly prohibited to reproduce the document in whole or in part without prior written permission of FURUNO.
Chapter 2. Parts Location
2.1 Control Unit: FS-2575C················································································2-1
2.2 Transceiver Unit: FS-1575T·········································································2-6
2.3 Transceiver Unit: FS-2575T·······································································2-12
2.4 Transceiver Unit FS-5075T········································································2-19
2.5 Board ·········································································································2-26
1. TX FIL board: 05P0876 (FS-1575)··························································2-26
2. TX FIL board: 05P0870B (FS-2575)·······················································2-27
3. TX FIL board: 05P0870A (FS-5075) ·······················································2-28
4. COMB board: 05P0869 (FS-5075) ·························································2-29
5. PA board: 05P0868 (FS-1575)································································2-30
6. PA board: 05P0867B (FS-2575) ·····························································2-31
7. PA board: 05P0867A (FS-5075)······························································2-32
8. DRV board: 05P0866B (FS-2575)··························································2-33
9. DRV board: 05P0866A(FS-5075) ··························································2-34
10. TX board: 05P0856 (FS-1575, FS-2575, FS-5075)································2-35
11. PA-IF board: 05P0864 (FS-2575, FS-5075)············································2-36
12. PA-IF board: 05P0864A (FS-1575)·························································2-37
13. RX-FIL board: 05P0862B (FS-1575, FS-2575)·······································2-38
14. RX-FIL board: 05P0862A (FS-5075) ······················································2-39
15. DUP-FIL board: 05P0863 (FS-5075)······················································2-40
16. RX board: 05P0842 (FS-1575, FS-2575, FS-5075)································2-41
17. WR1 board: 05P0847A (FS-1575, FS-2575, FS-5075) ··························2-42
18. WR2 board: 05P0847B (FS-1575, FS-2575, FS-5075)··························2-43
19. T-IF board: 05P0861 (FS-2575, FS-5075), 05P0861A (FS-1575) ··········2-44
20. MOT board: 05P0860 (FS-1575, FS-2575, FS-5075)·····························2-45
21. T-CPU board: 05P0859 (FS-1575, FS-2575, FS-5075)··························2-46
22. SW-REG board: 05P0873 (FS-2575, FS-5075)······································2-47
23. PWR board: 05P0874 (FS-1575, FS-2575, FS-5075)····························2-48
24. P-SW board: 05P0871 (FS-1575, FS-2575, FS-5075)···························2-49
25. FET board: 05P0872 (FS-5075)·····························································2-50
2.6 Antenna Coupler··························································································2-51
2.6.1 AT-5075·································································································2-51
2.6.2 AT-1575·································································································2-55
2.7 NBDP Terminal ····························································································2-59
2.7.1 IB-583····································································································2-59
1) TERM CPU (16P0209A)·········································································2-63
2) PWR board (16P0211A)·········································································2-64
3) SW board (16P0212)··············································································2-64
2.7.2 IB-585····································································································2-65

Contents
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CONFIDENTIAL (internal use only)
This confidential document is used only by FURUNO authorized persons.
It is strictly prohibited to reproduce the document in whole or in part without prior written permission of FURUNO.
2.8 Handset: HS-2003 ·······················································································2-70
2.9 AC/DC Power Supply Unit···········································································2-71
2.9.1 PR-850A································································································2-71
2.9.2 PR-300··································································································2-72
Chapter 3. Menu Tree
3.1 Entering Service Menu···················································································3-1
3.2 Menu Tree······································································································3-2
Chapter 4. System setting
Introduction··········································································································4-1
1. Menus············································································································4-1
2. Special Operation···························································································4-2
4.1 MMSI Setting and CLEAR All·········································································4-3
4.1.1 MMSI Setting···························································································4-3
4.1.2 MMSI CLEAR··························································································4-4
4.1.3 CLEAR ALL·····························································································4-4
4.2 USER CH·······································································································4-5
4.2.1 Overview·································································································4-5
4.2.2 USER CH Window Operation··································································4-6
1. Registering USER CH [5]: ENTRY··························································4-6
2. Displaying a LIST of USER CH registered [6]: LIST································4-8
3. Deleting USER CH registered [4]: DELETE············································4-8
4. Editing USER CH registered·····································································4-9
5. Searching USER CH registered [7]: BAND·············································4-9
6. Reflecting channel selected on the RT window [8]: RT SET ···················4-9
4.3 SYSTEM······································································································4-10
4.3.1 [1. SQ FREQ] Default: 1000······························································4-11
4.3.2 [2. KEYASSIGN]···················································································4-12
4.3.3 [3. PRINT] ·····························································································4-13
4.3.4 [4. POSITION]·······················································································4-16
4.3.5 [5. DATE/TIME] ·····················································································4-18
4.3.6 [6. TIME OUT]·······················································································4-19

Contents
iv
CONFIDENTIAL (internal use only)
This confidential document is used only by FURUNO authorized persons.
It is strictly prohibited to reproduce the document in whole or in part without prior written permission of FURUNO.
4.3.7 [7. RX SETUP] ······················································································4-21
1. FAX RX (DISABLE, ENABLE) ································································4-21
2. ANT SELECT (RX ANT, TRX ANT)·························································4-22
3. CLARIFIER (ON, OFF)···········································································4-23
4.3.8 [8. EXTERNALALARM] ········································································4-24
4.3.9 [9. NETWORK]······················································································4-26
4.4 DSC·············································································································4-27
4.4.1 [1. ADDRESS BOOK]············································································4-28
1. Registering an address [5]: ENTRY ·····················································4-29
2. Displaying a list of addresses registered [6]: LIST ·······························4-30
3. Deleting address(s) registered [4]: DELETE········································4-31
4. Editing address registered [ENTER]: EDIT··········································4-31
5. Reflecting selected address on DSC COMPOSE MESSAGE window
[DSC MSG]: COMPOSE ·······································································4-32
4.4.2 [2. MSG FILE] ·······················································································4-33
1. Registering a DSC message [5]: ENTRY·············································4-34
2. Displaying a LIST of DSC messages registered [6]: LIST····················4-35
3. Deleting DSC message(s) registered [4]: DELETE······························4-35
4. Editing DSC message registered [ENTER]: DETAIL····························4-36
5. Reflecting selected message file on
DSC COMPOSE MESSAGE window [DSC MSG]: COMPOSE ··········4-36
4.4.3 [3. ACK SETTINGS]··············································································4-37
4.4.4 [4. SPECIAL MSG]················································································4-39
4.4.5 [5. ROUTINE SCAN]·············································································4-40
4.4.6 [6. DISTRESS SCAN] ···········································································4-41
4.5 AUDIO··········································································································4-43
4.5.1 [1. KEY CLICK]······················································································4-44
4.5.2 [2. OFF HOOK SP]················································································4-44
4.5.3 [3. ORDINARYALARM] ········································································4-45
4.5.4 [4. ALARM DISTANCE] ·········································································4-46
4.5.5 [5. SIDE TONE]·····················································································4-48
4.5.6 [6. SIDE TONE LV]················································································4-48
4.6 ALARM ········································································································4-48
4.7 SERVICE·····································································································4-49
4.7.1 [1. EQUIP TYPE]···················································································4-51
4.7.2 [2. DSC SETUP]····················································································4-51
1. MMSI······································································································4-51
2. SIG DETECT S- LEVEL (0 - 100) : 80····················································4-51
3. DISTRESS ALARM (0 - 31)····································································4-52
4. CLASS (MF, MF/HF, NON-GMDSS)·······················································4-53
5. DSC/DSE SENTENCE (ON, OFF) ·························································4-59
6. LAST DISTRESS LOG ···········································································4-60

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4.7.3 [3. RT SETUP]·······················································································4-61
1. TX FREQ (ALL FREE, FREE, MARINE/USER, ITU/USER, USER)·······4-61
2. AM MODE (RX ONLY, TX/RX)································································4-65
3. CW (ENABLE, DISABLE)·······································································4-66
4. LSB·········································································································4-66
5. SELCALL (ENABLE, DISABLE) ·····························································4-67
6. REF OSC (-127~+127): 0·······································································4-68
7. CLARIFIER LIMIT (50Hz~990Hz): +200Hz ············································4-68
8. TX TUNE (ON, OFF)···············································································4-69
9. COUPLER THROUGH (OFF, RCVD, DIFF)···········································4-70
10. RX ANT (CONNECT, DISCONNECT) ····················································4-71
11. DIVIDER·································································································4-79
12. LINE IN (-10/+10) 0················································································4-79
13. LINE OUT (-10/+10) 0 ············································································4-79
14. FORMAT (IEC+NMEA, IEC)···································································4-79
15. MIF (RS-232C, RS-485)·········································································4-80
4.7.4 [4. RESTORE FACTORY SETTINGS] ··················································4-82
4.7.5 [5. TEST]·······························································································4-82
4.7.6 [6. MAINTENANCE LOG]······································································4-82
4.7.7 [7. OTHER]····························································································4-83
1. PA (ON, OFF) ·························································································4-83
2. ALARM UNIT (CONNECT, DISCONNECT)············································4-83
3. P-BROWSER ·························································································4-86
4. SOFTWARE ERASE ··············································································4-86
5. DEBUG MODE (ON, OFF)·····································································4-86
4.8 Mounting of WR2 Board ················································································4-87
1. In case of FAX-5+2.5m antenna·····························································4-87
2. To share with T/R ANT············································································4-88
3. To share with RXANT (for DUPLEX communication)·····························4-89
4.9 WR1 and WR2 Board Jumper Setting···························································4-90
4.10 EXTERNALALM Output Setting (N.C, N.O)················································4-91
4.11 Mounting of DUP FIL Board·········································································4-92
4.12 AT-5075 Setting ···························································································4-93
4.13 AT-1575 Setting ···························································································4-95
4.14 IB-583 Setting······························································································4-97
4.14.1 List of Setting Menus···········································································4-97
4.14.2 Making Setting of Submenu
“6. Manual Reception” of“F3: Operate” Menu··········································4-98
4.14.3 Making setting of “F5: Station” Menu···················································4-98
4.14.4 Making Setting of “F6: System” Menu···············································4-101

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4.14.5 Making Printer and Language Setting···············································4-103
4.14.6 Switching between English and Russian Modes·······························4-103
4.14.7 Making Brightness Setting·································································4-104
4.14.8 Special Operation··············································································4-104
1. Tone Test ······························································································4-104
2. Checking detailed software version······················································4-105
4.14.9 List of IB-583 Menus ·········································································4-106
4.15 IB-585 Setting··························································································4-107
4.15.1 List of Setting Menus·········································································4-107
4.15.2 Making Setting of Submenu
“6. Manual Reception” of “F3: Operate” Menu·····································4-108
4.15.3 Making setting of “F5: Station” Menu·················································4-108
4.15.4 Making Setting of “F6: System” Menu···············································4-111
4.15.5 Switching between English and Russian Modes·······························4-114
4.15.6 [F11]: Setup Menu·············································································4-114
4.15.7 Making Brightness Setting·································································4-116
4.15.8 Removing SD Card ···········································································4-116
4.15.9 Special Operation··············································································4-117
1. Tone Test ······························································································4-117
2. Checking detailed software version······················································4-118
4.15.10 List of IB-585 Menus ·······································································4-119
4.16 AC/DC Power Unit Setting·········································································4-120
4.16.1 PR-850A····························································································4-120
4.16.2 PR-300······························································································4-121
Chapter 5. Adjustment and Measurement
5.1 Overview of Output Power Adjustment ··························································5-1
5.1.1 Overview·································································································5-1
5.1.2 Output Power Characteristics··································································5-4
1. FS-5075: Power data vs. RT Output Power··············································5-4
2. FS-5075: RT Output Power vs. PA Ic························································5-5
3. FS-2575: Power data vs. RT Output Power··············································5-6
4. FS-2575: RT Output Power vs. PA Ic························································5-7
5. FS-1575: Power data Vs RT Output Power··············································5-8
6. FS-1575: RT Output Power Vs PA Ic························································5-9
7. FS-2575: RT Output Power vs. MIC INPUT············································5-10
5.1.3 SSB Power Measurement·····································································5-11
1. Output power measurement by 2-tone signal·········································5-11
2. Output power measurement by 1-tone signal·········································5-12

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5.2 T/R Unit Output Power Adjustment and Measurement ································5-14
5.2.1 Preparation····························································································5-14
1. Connection ·····························································································5-14
2. Preparation for measurement·································································5-14
5.2.2 TX PWR (FREQ)···················································································5-15
5.2.3 TX PWR (USER CH)·············································································5-17
5.2.4 TX PWR (TUNE)···················································································5-20
5.2.5 TX PWR (SEL CALL) ············································································5-21
5.3 ATU Output Power·······················································································5-23
5.3.1 Connecting Dummy load to ATU···························································5-23
5.3.2 Connecting Antenna to ATU··································································5-24
5.3.3 Power Measurement by Calculating Efficiency ·····································5-25
5.4 Frequency Measurement and Adjustment···················································5-26
5.4.1 Transmission Frequency Measurement················································5-26
1. Connection point of frequency counter···················································5-26
2. Frequency measurement procedure·······················································5-27
5.4.2 Frequency Adjustment ··········································································5-29
5.5 DSC TEST···································································································5-31
5.6 TONE TEST·································································································5-32
5.7 Board Adjustment ························································································5-33
5.7.1 PA Board Adjustment (FS-1575, -2575, and -5075)······························5-33
1. PA Board: PA transistor BIAS adjustment (FS-1575, -2575, -5075) ·······5-35
2. PA Board: PA Vc check meter reading adjustment
(FS-1575, -2575, -5075)········································································5-36
3. PA Board: PA Ic reading adjustment (FS-1575, -2575, -5075)···············5-37
4. PA Board: DRIV transistor Q2-Q3 BIAS adjustment (FS-1575)··············5-39
5. PA Board: PRE-DRIV transistor Q1 BIAS adjustment (FS-1575)···········5-39
5.7.2 DRV BoardAdjustment (FS-2575, -5075) ·············································5-40
1. DRV Board: PA transistor (Q4-Q5) BIAS adjustment (FS-2575, -5075)··5-41
2. DRV Board: DRV transistor (Q2-Q3) BIAS adjustment
(FS-2575, -5075)···················································································5-44
3. DRV Board: PRE-DRV transistor (Q1) BIAS adjustment
(FS-2575, -5075)·····················································································5-45
5.7.3 TX Board Adjustment: 05P0856 (FS-1575, -2575, -5075)·····················5-46
1. 36 MHz REF OSC frequency offset adjustment: R143···························5-46
2. TX GAIN adjustment: R208 ····································································5-47
5.7.4 TX FIL Board Adjustment ······································································5-50
5.7.5 PA-IF Board Adjustment········································································5-53
5.7.6 COUP: 05P0875 (FS-2575 and FS-5075)·············································5-54

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5.8 Reception Testing························································································5-55
5.8.1 Reception Gain and S/N Ratio Measuring·············································5-55
1. J3E reception gain measuring································································5-55
2. J3E S/N 20dB measuring ·······································································5-55
3. J3E AGC measuring···············································································5-55
5.8.2 Measurement Circuits·············································································5-56
1. When not passing signal through DIVIDER circuit on RX FIL board·······5-56
2. When passing signal through DIVIDER circuit on RX FIL board·············5-57
5.8.3 Reception Specifications·········································································5-58
Chapter 6. Maintenance
6.1 [MENU] -> TEST····························································································6-1
6.1.1 DAILY TEST····························································································6-2
1. RX·············································································································6-3
2. DSC··········································································································6-3
3. WR1··········································································································6-3
4. WR2··········································································································6-4
5. ALARM UNIT: IC-350················································································6-5
6.1.2 TX SELF TEST························································································6-6
1. CODEC·····································································································6-9
2. TX PLL······································································································6-9
3. TX···········································································································6-10
4. DRV (FS-2575 and FS-5075) ·································································6-11
5. SW-REG 1 and SW-REG 2 (FS-2575 and FS-5075)······························6-11
6. PA (FS-1575, FS-2575, and FS-5075)····················································6-12
7. COMB (FS-5075)····················································································6-13
8. TX FIL (FS-1575, FS-2575, and FS-5075)··············································6-14
9. COUPLER (FS-1575, FS-2575, and FS-5075)·······································6-14
6.2 SERVICE: SELF CHECK·············································································6-15
1. VS [V] ·····································································································6-17
2. TX IF IN··································································································6-17
3. TX RF OUT·····························································································6-17
4. DRV VF ··································································································6-17
5. DRV VR··································································································6-17
6. DRV TEMP·····························································································6-17
7. UNBALANCE··························································································6-18
8. VC [V]·····································································································6-18
9. IC [A]·······································································································6-18
10. PA-VF·····································································································6-18
11. PA-VR·····································································································6-18
12. PA-TEMP································································································6-18
13. FILTER VR ·····························································································6-19
14. FILTER ALC····························································································6-19