Dynacord DMM 4650 Información técnica - Página 3

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FRONTPANEL

MIC
INPUT
LINE
1
2
1. INPUT MIC
XLR socket for connection of a microphone, to record
a message. Announcements can also be made via this
input.
2. INPUT LINE
Cinch (RCA) socket for connection of stereo or mono
sources (tape deck, CD player) to record a message.
3. PHONES
Stereo jack 6.3mm for pre-listen of messages, gong and
alarm signals via headphones.
4. MULTIFUNCTIONAL DISPLAY
Back-lit LC display, 2 lines with 16 characters each. Dis-
play lights up if any key is pressed. Display light switches
off if EXIT key is pressed, or no key is pressed for fi ve
minutes.
5. SOFTKEY
The softkeys are used in various ways, depending on the
edit mode, and are indicated accordingly in the display.

REARPANEL

DMM 4650
24V
+
-
5
1
9
6
REMOTE
10
11
10. 24 V DC POWER CONNECTORS
2 fl at-pin plugs 6,3mm for connection to emergency po-
wer supply or external power sources. Please note right
polarity (+)!
11. REMOTE
The 9-pole D-SUB connector REMOTE is a serial com-
puter interface (RS-232) for data saving and for service
functions.
12 - 15. PORT A - D
Each input and output is provided in 2-pole fl oating de-
sign and isolated from the DMM 4650 circuit and adjacent
lines. Port C (14) and Port D (15) can be retrofi tted (NRS
90024).
PHONES
3
4
SER.NO.
MADE IN GERMANY
121675
1
13
1
14
14
25
POR T A
POR T B
12
13
5
6
6. CURSOR CURSOR
Keys to control the cursor in the display and for modifying
data.
7. RECORDER
Keys for TITLE jump back, REW, PLAY, STOP, REC,
FAST FORWARD, TITLE jump forward.
8. EXIT
Key for fast ending of the resp. mode. Each pressing of
the key switches back one menu stage.
9. POWER
The LED lights up if the DMM 4650 is ready for operation.
If the LED blinks please call a DYNACORD service cen-
ter immediately.
13
1
13
14
25
25
POR T C
14*
16. PRE-OUT
Cinch (RCA) socket, pre-listen (wired in parallel to the
front-panel stereo jack).
17. REC-INP
Cinch (RCA) socket, record (parallel but decoupled to the
cinch socket Input Line at the front panel).
18. OUTPUT
XLR socket 3-pole male, audio output, electronically ba-
lanced (transformer can be retrofi tted).
19. INPUT
XLR socket 3-pole female, audio input, electronically ba-
lanced (transformer can be retrofi tted).
20
20
DMM 4650
DIGIT AL MESSAGE MANAGER
7
1
13
14
25
POR T D
PRE-OUT
REC-INP
15*
16
17
EXIT
POWER
8
9
OUTPUT
INPUT
18
19