CN2687969Y

CN2687969Y - Operation condition indicating system for communication equipment

Info

Publication number: CN2687969Y
Application number: CN 03205212
Authority: CN
Inventors: 曲志军; 王爱农
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2003-07-22
Filing date: 2003-07-22
Publication date: 2005-03-23
Anticipated expiration: 2013-07-22

Abstract

The utility model relates to an operation condition indicating system for communication equipment, which comprises a main control board and circuit boards, wherein, the main control board is provided with indicating lamps corresponding to each circuit board. A real time clock module and an internal driving chip are arranged in the main control board. The real time clock module outputs clock signals to the circuit boards, the circuit boards output the operation condition indicating signals of the circuit boards to the main control board according to the received clock signals combined with the operation conditions of the circuit boards. The internal driving chip of the main control board drives the indicating lamps on the main control board to display the operation conditions of the corresponding circuit boards. The utility model supports the active and standby switching, achieves the synchronous display and provides a system which has good versatility and extensibility and can provide the condition indication for each monoboard in the communication equipment. The operation condition indicating system for communication equipment fundamentally solves the contradiction between the interface density and the maintainability of the monoboard, and maintainers are convenient to visually know about and maintain in time the operation conditions of the equipment in detail.

Description

Communication equipment operation conditions indication mechanism

Technical field

The utility model relates to communication equipment, relates in particular to the operation conditions indication mechanism in a kind of communication equipment.

Background technology

Communication system is to finish the equipment of specific function in communication network, in the communication system, master control borad is finished the controlled function of whole system, be the core of system, wiring board is a veneer of finishing the message processing capacity, and various interface externally is provided, Handle Bar is responsible for screw together that veneer is solid on machine frame, and backboard is used for connection line plate and master control borad, can be electrically connected the general operating state that adopts light-emitting diode to represent system as indicator light in the communication system for system provides.

Present communication system becomes increasingly complex; the port density that provides is also more and more higher; a common tile height requires to provide the 48 road Fast Ethernet electrical interface (interfaces that meet the IEEE802.3 standard for 367 millimeters veneer; be commonly referred to 100Base-Tx; use the connector of RJ45 type); and these interfaces are all arranged the vertical space of veneer handle bar basically and are taken; in communication system; usually require veneer when normal or fault; can show intuitively by light-emitting diode, make things convenient for the maintenance of user like this system.

This High Density Interface is required can not provide indicator light to show the operating state of veneer substantially again in the very high system present.As shown in Figure 1, because the high density Ethernet interface of veneer takes the vertical space of Handle Bar and veneer substantially, so be difficult to provide again the situation indication of veneer self-operating situation, promptly enabling provides, very limited state indication also can only be provided reluctantly, a state indication in most cases can only be provided, the result is that the running status of veneer can't be shown to the user at all in detail, intuitively, directly influence the maintenance of user to system, the equipment that finally influences is in user status in the heart.

The shortcoming of prior art scheme is conspicuous, because the veneer area is limited, and high density is system's development trend from now on, therefore also be the important embodiment of equipment competitiveness, adopt prior art will cause contradiction between area and the maintainability, and the indicator light of veneer be very limited, the operation operating state of showing veneer comprehensively, unusual inconvenience concerning the attendant can't intuitively, at length be understood the running status of veneer, has influenced the maintainability of equipment; And the extensibility of prior art is bad, even increase the area of veneer, but along with the increase of interface, still can there be analogue in system, does not tackle the problem at its root.

The utility model content

Technical problem to be solved in the utility model is: overcome the deficiency that is difficult to provide the indication of veneer self-operating situation in the existing communication equipment, a kind of every system that veneer provides state to indicate in the communication equipment that is embodied as with good versatility and autgmentability is provided, thereby fundamentally solve the contradiction between single board interface density and the maintainability, maintain easily personnel intuitively, at length to the understanding of equipment operation condition with to the timely maintenance of equipment.

The utility model is to solve the problems of the technologies described above the technical scheme that is adopted to be:

This communication equipment operation conditions indication mechanism, it comprises master control borad, wiring board, described master control borad is provided with and the corresponding indicator light of each wiring board, described master control borad inside also is provided with real-time clock module and internal drive chip, this real-time clock module clock signal is to wiring board, wiring board is according to the clock signal that receives, and the operation conditions outlet line plate running status index signal of combined circuit board is shown the operation conditions of respective lines plate to master control borad by the indicator light on the master control borad internal drive chip drives master control borad.

By the clock signal of the programmable logic device on the described wiring board (CPLD) module according to input, and the running status index signal of the operation conditions outlet line plate of combined circuit board is to master control borad.

If system supports the masterslave switchover of master control borad, then system comprises main control board and slave control board, main control board and slave control board are respectively to each wiring board clock signal, each wiring board selects the clock signal of main control board output as the demonstration reference clock signal, and the operation conditions outlet line plate running status index signal of combined circuit board is to main control board and slave control board.

Select the clock signal of main control board output as showing reference clock signal according to active and standby index signal by the alternative selector on each wiring board.

The wiring board at first running status index signal of outlet line plate arrives backboard, by backboard wiring board running status index signal is delivered to main control board and slave control board respectively again.

Described main control board and slave control board are respectively by inner separately chip for driving, the running status index signal of bringing in conjunction with active and standby index signal and wiring board, drive the operation conditions that the indicator light on the main control board comes the circuit plate, the indicator light of slave control board keeps extinguishing.

The beneficial effects of the utility model are: the utility model is from the angle of system, not only be confined to certain piece veneer, running status by master control borad circuit plate, thereby for every veneer in the communication equipment provides the state indication, can well solve the indicator light problem of high density port system, have good autgmentability and versatility, the increase of veneer density can not influence system of the present utility model operation indication scheme yet, and technical solutions of the utility model are supported masterslave switchover, if promptly system supports masterslave switchover, then the indication of the operating state of wiring board also can be switched along with switching of systematic master control board.

The utility model is concentrated and is sent unified clock by master control borad, and clock frequency is adjustable, be configured according to system's actual conditions by master control borad, the indication reference clock signal of every wiring board derives from same clock source like this, so can well accomplish that the indication of whole system is synchronous, if i.e. every veneer operation of system is normal, then will show with same frequency and Phase synchronization.

In sum, the utility model has made full use of master control borad, can indicate the various operating states of communication equipment, different communication equipments can use this implementation of the present utility model, interface density was increased again, still can meet the demands, thereby the problem that can't provide the veneer operation conditions to indicate this puzzlement system fundamentally has been provided, made things convenient for the attendant intuitively, at length to the understanding of equipment operation condition with to the timely maintenance of equipment.

Description of drawings

Fig. 1 is the interface arrangement schematic diagram of existing veneer;

Fig. 2 is that the utility model communication equipment operation conditions indication mechanism is arranged schematic diagram.

Embodiment

With embodiment the utility model is described in further detail with reference to the accompanying drawings below:

The utility model makes full use of the resource of whole system master control veneer, carry out centralized indication scheme, the whole system unification is used, and not only consider from the angle of wiring board, the operation operating state unification of every wiring board is placed on the master control borad shows, the Light-Emitting Diode of every wiring board is placed on the master control borad, but the state that shows is still controlled by wiring board.Indicate synchronously in order to control every wiring board, the reference clock unification sends to each wiring board by master control borad clock internal module.

Be illustrated in figure 2 as the utility model and arrange schematic diagram, whole system is divided from function, comprise three parts: master control borad, backboard and wiring board, design philosophy is exactly to utilize the space and the central role of master control borad, the operation indicating status of system's middle-high density wiring board is shown in master control borad, the indicator light (light-emitting diode) corresponding with each wiring board is set respectively on main control board and slave control board, and embodiment is described in detail as follows:

Support main control board and slave control board (as master control borad A among the figure and master control borad B) in the system, two master control borads arrive each wiring board (wiring board 1-N) by inner real-time clock module output frequency clock signal with adjustable (CLK) respectively, are used for the display synchronization between each wiring board; After the clock signal that wiring board reception main control board and slave control board are sent here, alternative selector on the incoming line plate, the alternative selector selects the clock signal of main control board output as showing reference clock signal according to active and standby index signal, input to programmable logic device (CPLD) module, this clock signal can dispose output signal frequency by master control borad according to system's actual conditions; The CPLD module with the reference clock signal of input as a reference, again in conjunction with the ruuning situation of veneer, the running status index signal of output veneer is to backboard; In backboard, wiring board running status index signal is divided into two-way and delivers to main control board and slave control board respectively; The running status index signal that chip for driving functional module in the master control borad is brought according to wiring board, and in conjunction with active and standby index signal, the condition indicative signal of output after driving removes to drive the Light-Emitting Diode on the main control board, and the Light-Emitting Diode of slave control board keeps extinguishing state.

The condition indication circuit of whole system can equally be supported masterslave switchover along with master control borad, when carrying out masterslave switchover, led status is also switched simultaneously, simultaneously because the reference clock of all wiring boards all is a real-time clock module by master control borad provides, so the condition indication circuit of whole system can be accomplished synchronous demonstration, if every veneer operation of system is normal, then will show with same frequency and Phase synchronization, on outward appearance, the inconsistent situation of glimmering can not appear, thereby made things convenient for the attendant directly perceived to system operation situation, comprehensively understand, and can in time safeguard system.

Claims

1, a kind of communication equipment operation conditions indication mechanism, it comprises master control borad, wiring board, it is characterized in that: described master control borad is provided with and the corresponding indicator light of each wiring board, described master control borad inside also is provided with real-time clock module and internal drive chip, this real-time clock module clock signal is to wiring board, wiring board is according to the clock signal that receives, and the operation conditions outlet line plate running status index signal of combined circuit board is shown the operation conditions of respective lines plate to master control borad by the indicator light on the master control borad internal drive chip drives master control borad.

2, communication equipment operation conditions indication mechanism according to claim 1, it is characterized in that: by the clock signal of the programmable logic device in the described wiring board (CPLD) module according to input, and the running status index signal of the operation conditions outlet line plate of combined circuit board is to master control borad.

3, communication equipment operation conditions indication mechanism according to claim 1 and 2, it is characterized in that: if system supports the masterslave switchover of master control borad, then system comprises main control board and slave control board, main control board and slave control board are respectively to each wiring board clock signal, each wiring board selects the clock signal of main control board output as the demonstration reference clock signal, and the operation conditions outlet line plate running status index signal of combined circuit board is to main control board and slave control board.

4, communication equipment operation conditions indication mechanism according to claim 3 is characterized in that: select the clock signal of main control board output as showing reference clock signal according to active and standby index signal by the alternative selector on each wiring board.

5, communication equipment operation conditions indication mechanism according to claim 3, it is characterized in that: the wiring board at first running status index signal of outlet line plate arrives backboard, by backboard wiring board running status index signal is delivered to main control board and slave control board respectively again.

6, communication equipment operation conditions indication mechanism according to claim 5, it is characterized in that: described main control board and slave control board are respectively by inner separately chip for driving, the running status index signal of bringing in conjunction with active and standby index signal and wiring board, drive the operation conditions that the indicator light on the main control board comes the circuit plate, the indicator light of slave control board keeps extinguishing.