Service manual

F
A
D
E
R
PGM
SW
AUD
SW
TALK
SW
PGM
AUD
TALK
ON
Logic
Logic
Logic
F
A
D
E
R
PGM
SW
AUD
SW
CUE
SW
PGM
AUD
CUE
ON
Logic
Logic
Logic
F
A
D
E
R
PGM
SW
AUD
SW
CUE
SW
PGM
AUD
CUE
ON
Logic
Logic
Logic
F
A
D
E
R
PGM
SW
AUD
SW
CUE
SW
PGM
AUD
CUE
ON
Logic
Logic
Logic
Trim
Trim
TALK
Trim
F
A
D
E
R
M
U
T
E
F
A
D
E
R
M
U
T
E
F
A
D
E
R
PGM
AUD
AIR
L
O
G
I
C
FET
SW
Trim
Trim
C
O
D
E
C
Stt/Stp
Trim
Trim
Stt/Stp
CONTROL ROOM
MONITOR OUTPUT
to powered speakers
(-10dBu RCA phono)
INTERNAL CUE SPEAKER
in VU meter bridge
HEADPHONE OUTPUT
for 8 ohm or Hi-Z headphones
(1/4" Headphone Jack)
AIR MONITOR INPUT
(-10 dBu RCA phono)
LOGIC OUTPUT (15 pin D-sub)
1) Control Room Mute Logic
2-8) Ch 3,4,5,6,7,8,10 On-off logic
9) Autocue logic
10) Talkback to Control Room
11) Talkback from Studio to Cue
12) Studio Monitor L out
13) Studio Monitor R out
14) +12VDC
15) Ground
PROGRAM OUTPUT- BALANCED
(+4 dBu XLR)
PROGRAM OUTPUT- UNBALANCED
(-10dBu RCA phono)
AUDITION OUTPUT- UNBALANCED
(-10dBu RCA phono)
OUTPUT TO PHONE HYBRID
(balanced, +4 dBu XLR)
CUE INPUT
for Cueing a PC or Talkback
(-10dBu, 1/8" Headphone Jack)
CHANNELS 1 & 2
MIC INPUT
balanced
(-50dBu, XLR)
48V PHANTOM
POWER
(2mm PLUG)
CHANNELS 3 - 9
STEREO LINE
unbalanced
-10 dBu
(RCA phono)
CHANNEL 9 (optional)
LOGIC
RS232 serial
connection to PC
(9 pin D-SUB)
PC PLAY / RECORD
USB connection
to WINDOWS PC
(USB connector)
CHANNEL 10
INPUT FROM
PHONE HYBRID
balanced, mono
(+4 dBu XLR)
HYBRID LOGIC
On-off
(RJ45)
AUDITION MONO MIX OUTPUT
(unbalanced, -10dBu, RCA phono)
PROGRAM MONO MIX OUTPUT
(unbalanced, -10dBu, RCA phono)
FET
SW
Cue Logic ->
Cue Sum
I
N
P
U
T
C
H
A
N
N
E
L
S
O
U
T
P
U
T
S
/
M
O
N
I
T
O
R
I
N
G
Trim
Balanced, +4 dBu,
stereo input option for
Channels 3-8 (RJ45)
FET
SW
D
B
9
D
B
1
5
Air in
Pgm in
Aud in
SW
out
Record
Play
Pwr
Pwr
Pwr
VU meter
LEFT
VU meter
RIGHT
PGM
Sum
AUD
Sum
Phone
Mix
Monitor
Selector
Talk to
Caller
Talk to
Studio
PL-PR-AL-AR-Q-TB
PL-PR-AL-AR-Q-TB
L
R
L
R
L/R
L/R
L
R
L
R
L
R
L + R
L + R
L
R
L/R
NOTE #1
if this option is installed but not
being used, internal jumpers can
convert the input into a stan-
dard unbalanced, stereo, -10dBu,
line input channel (RCA phono)
NOTE #2
if a phone hybrid is not used, this channel can be
used as a standard mono channel with a balanced
+4dBu source
Trim
Trim
Jumper select
either Pgm or
Aud bus for
USB record
feed
ARC-10 Electronic Block Diagram
1.13