RTS MCS-325, Руководство пользователя

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22 Installation MCE-325 Programmable User Station
Bosch Security Systems, Inc. Technical Manual F.01U.193.228 Rev. 13
TABLE 2.
Jumper Functions and Default Settings
Jumper
Number
Jumper Function
Default
Setting
J4 Assigns PROGRAM A input to 2-wire CH 3 or 4-wire CH B
Not assigned: pins 2 & 3 shorted
Assigned: pins 1 & 2 shorted (IFB to CH 3) Not Assigned
J5 Assigns PROGRAM B input to 2-wire CH 4
Not assigned: pins 2 & 3 shorted
Assigned: pins 1 & 2 shorted (IFB to CH 4) Not Assigned
J6 Selects 2-wire CH1 and CH2, or 4-wire CH A output. (See J19 for CH A input)
CH 1 & CH 2 selected: pins 2 & 3 shorted
4-wire CH A output selected: pins 1 & 2 shorted 2-wire
operation
J7 Selects 2-wire CH3 and CH 4, or 4-wire CH B output (See J20 for CHB input)
CH 3 & CH 4 selected: pins 2 & 3 shorted
4-wire CH B output selected: pins 1 & 2 shorted 2-wire
operation
J16 Assigns mono mix of the PROGRAM A and B inputs to the left headphone
Not Assigned: Pins 2 & 3 shorted
Assigned: Pins 1 & 2 shorted. Assigned
J17 Assigns mono mix of the PROGRAM A and B Inputs to the right headphone
Not Assigned: Pins 2 & 3 shorted
Assigned: Pins 1 & 2 shorted Assigned
J18 Assigns mono mix of the PROGRAM A and B inputs to the speaker
Not Assigned: Pins 2 & 3 shorted
Assigned: Pins 1 & 2 shorted Assigned
J19
Selects 4-wire CH A input. Off (not used): pins 2 & 3 shorted
a
On when LISTEN 1 button is on: pins 1 & 2 shorted
Always On: pins 3 & 4 shorted
a. J19 and J20 jumpers should be in the Off position when 2-wire lines are used.
Off
J20
Selects 4-wire CH A input. Off (not used): pins 2 & 3 shorted
a
On when LISTEN 1 button is on: pins 1 & 2 shorted
Always On: pins 3 & 4 shorted
Off
J21 Selects unbalanced or balanced dynamic mic input.
Unbalanced: pins 2 & 3 shorted
Balanced: pins 1 & 2 shorted Unbalanced
mic input