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Summary of Contents for Sonifex HY-02
- Page 1 Sonifex HY-02 Automatic Telephone Hybrid User Handbook...
- Page 2 Information in this document is subject to change without notice and does not represent a commitment on the part of the vendor. Sonifex Ltd shall not be liable for any loss or damage whatsoever arising from the use of information or any error contained in this manual.
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Page 3: Table Of Contents
Line Balancing Electronics.............................10 Analogue Line Circuits............................11 Divert Switch Logic..............................11 Protection Circuitry..............................11 HY-02 Alignment Procedure ........................ 12 HY-02 Internal Controls & Adjustments ....................13 Auto Disconnect – K-Break ...........................13 Auto Dial Tone Detect ............................13 Adjusting Output Level............................13 Adjusting the Microphone Gain Level........................13 Changing Remote Status From Momentary to Permanent ..................13... - Page 4 Contents Conditions ................................. 18 Series Connection ............................... 18 Facilities ................................18 Statutory Mark ..............................18 Sonifex HY-02 User Handbook...
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Page 5: Warranty And Safety Information
(ii) The restriction of liability in Condition (g)(i) shall not apply to any liability accepted by the Seller in Condition (c). (h) Where the Goods are sold under a consumer transaction (as defined by the Consumer Transactions (Restrictions on Statements) Order 1976) the statutory rights of the Purchaser are not affected by these Conditions of Sale. Sonifex HY-02 User Handbook... -
Page 6: Unpacking The Hy-02
Fuse Rating The HY-02 is supplied with a single fuse in the live conducting path of the power infeed at the power supply. For reasons of safety it is important that the correct rating and type of fuse is used. Incorrectly rated fuses could present a possible fire hazard, under equipment fault conditions. -
Page 7: Removing The Covers
Warranty and Safety Information If for any reason, you need to use the HY-02 with a different power cable, you should use the following wiring guidelines Wire Colour Connection Green, or green and yellow Earth (E) Blue, or Black Neutral (N) -
Page 8: Faults Sheet
Description of HY-02 Error Also, if you have any suggestions for additions or upgrades to the HY-02 unit , we would like to hear what they are : Additions that I Would Like to See Sonifex HY-02 User Handbook... -
Page 9: Introduction
The HY-02 is a high quality analogue telephone hybrid which is suitable for most general telephony applications and is often used in radio and TV stations, bingo halls and dealing floors. The HY-02 can be used for any application where a clean telephone signal is required and the line is not subject to delay. - Page 10 HY-02T). Earth bonding from the mains IEC input connector is carried through the connection cable and multiway socket to the electronic hybrid unit. HY-02 Automatic TBU, free standing with PSU HY-02D Twin automatic TBU, free standing with PSU HY-02S Single automatic TBU, rackmounted with PSU...
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Page 11: Installing The Hy-02 Tbu
The connector labelled Line Input is balanced bridging and will accept normal signals at 0dBu peaking to +8dBu from a sound mixer ‘clean feed’. The input circuitry to the HY-02 has a very effective limiter which will prevent high level overloading problems. - Page 12 The earth terminal at the rear of the equipment provides protection for the user against dangerous line fault conditions. Note : The earth bond at the screw terminal must be connected to a technical earth to ensure the safe operation of the equipment under all line conditions. Sonifex HY-02 User Handbook...
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Page 13: Installing The Rd-02R Tbu
Introduction Installing the RD-02R TBU The connection details for the HY-02 with ringing detector are similar to those for the HY-02 single unit : Handset Earth Earth BT Line Plug Remote Mains Input to Outputs from Power Telephone Mixer Clean-Feed... -
Page 14: Using The Hy-02
The call may be cleared by repressing the LINE CONNECT switch or by means of the K-break provided in the equipment. (Automatic line clearance is provided when the caller hangs up when pins T2 and T3 are linked on the HY-02-A circuit board). -
Page 15: Faq (Frequently Asked Questions)
Divert Switch (Line Connect), Hybrid Unit 2 The mating connector (plug) for this remote is supplied with your HY-02 unit. Check your packaging if you can’t find it as often, this is thrown out when unpacking. If you need to order one, it is Sonifex part number 45-505. - Page 16 Introduction This page is deliberately blank. Sonifex HY-02 User Handbook...
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Page 17: Configuration & Controls
Configuration & Controls The HY-02 telephone hybrid consists of two parts separately enclosed for safety within a 19” rack frame housing. The two parts are connected by linking cables at the rear of rack frame. Isolation is achieved by means of the barriers created at the power supply and the hybrid electronics. -
Page 18: Input Circuits And Limiter
Amplified ‘unbalanced’ signals are switched by the gate Q15b, driven by an amplified in-phase component of the input signal at Q7c. Q7a and Q7b together with Q7d set the threshold level of in-phase gating. Sonifex HY-02 User Handbook... -
Page 19: Analogue Line Circuits
• Reinforced insulation isolating the telephone line is provided by the line isolation transformer TR3. • Protection of the apparatus from excessive line voltages is provided by the voltage sensor LP1 at the line input to the equipment. Sonifex HY-02 User Handbook... -
Page 20: Hy-02 Alignment Procedure
HY-02 Alignment Procedure The HY-02 is aligned and tested at the factory before you receive it, so that this procedure does not need to be carried out before use. Please note that you should only realign the product if you have sufficient knowledge and test equipment to do so and it has been advised by a Sonifex member of staff. -
Page 21: Hy-02 Internal Controls & Adjustments
If you want the line to automatically disconnect once the call has finished, you can enable the K-break, by connecting pins T2 and T3 on the HY-02 main circuit board. The K-break signal only operates in the UK and is available on nearly all electro-mechanical exchange systems. - Page 22 Limit Level Cap Set On Cap Auto Res Set On Res Auto Noise Gate Off Noise Gate On Res Set Sample Threshold Cap Set HY-02 Preset Controls and Alignments Figure 2-4 : HY-02 Preset Controls and Alignments Sonifex HY-02 User Handbook...
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Page 23: Technical Specification
Pin 5 : Divert Switch (Line Connect), Hybrid Unit 2 The mating connector for this remote is supplied with your HY-02 unit. Check your packaging if you can’t find it as often, this is thrown out when unpacking. Sonifex HY-02 User Handbook... -
Page 24: Power 1 & Power 2
This earth bond screw terminal is a screen terminal which must be connected to an earth point. RD-02R Connection Details The HANDSET and NTTP PORT connections are as per the HY-02. The other connections are : Divert Control The divert control is a 5 way IP40 connector which should be connected to the REMOTE socket on the rear of the power supply unit. -
Page 25: Technical Specification
Dial tone detect add-on board HY-CON Conversion kit, HY-02 free standing to 19” rack-mount Recommended Spare Parts The following spare parts are available from Sonifex Ltd, or your dealer. Please quote the correct stock code when ordering spare parts : Stock Code Description... -
Page 26: Approvals Information
Functions The HY-02 Telephone Balance Unit is suitable for use with the HY-02 power supply for connection to B.T. exchange lines with a series connected telephone at the ‘HANDSET’ port. The hybrid unit is used as a four wire to two wire convertor.
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