Crest Audio HP-EIGHT, Owner'S Manual

Page: 32 / 84

2
HP-Eight owner’s manual
stereo inputs
module
rear panel
T= IN +
R= IN –
S= CHS
L R
STEREO LINE & TAPE INPUTS
STEREO TAPE INPUT A
STEREO TAPE INPUT B
STEREO LINE INPUT 1
STEREO LINE INPUT 2
STEREO LINE INPUT 3
L R
Line Input
TRS
+4dBu
10K
Ω
Electronic
Balanced Tape In
-10dBV
10K
Ω
Unbalanced
RCA Jack
L R L R
(MONO) (MONO)
L R
(MONO)
L R
L R L R
(MONO) (MONO)
block diagram
STEREO
LINE IN
+4dBu
R
L
RIGHT
LEFT
(MONO)
GAIN TRIM
-20 TO +20 dB
HPF
HPF
HP-Eight STEREO INPUTS
6
7
8
9
10
7-8
PRE
9-10
PRE
THREE BAND EQ
LEVEL
LF MID HF
LEVEL LEVEL
12 KHZ 500 - 10kHz 100 HZ
THREE BAND EQ
LF MID HF
12 KHZ 500 - 10kHz 100 HZ
PEAK
SIG
MONO L-R 1-2 3-4 5-6 7-8
BUS ASSIGN
SWITCHES
MUTE
SOLO DC
SOLO LEFT
SOLO RIGHT
PFL
AUX BUS 6
AUX BUS 7
AUX BUS 8
AUX BUS 9
AUX BUS 10
9
PRE
AUX BUS 9
AUX BUS 10
10
AUX
SENDS
RCA JACKS ON
INPUTS A & B ONLY
LO CUT
72Hz
-18dB/oct
STEREO
TAPE IN
-10dBV
5 STEREO INPUTS (1-2-3-A-B)
LOCATED IN MASTER SECTION
LINE INPUTS 1-2-3: TRS ONLY
TAPE INPUTS A-B: TRS AND RCA
+12
+12
+10
+10
60MM
STEREO
FADER
TO MONITOR
CIRCUITS
(TAPE B ONLY)
GC
P
GAIN
ROTARY
POT PAD LED
AMP PANEL
SWITCH FADER
FET
SWITCH
BALANCED
DRIVER
ALL SWITCHES SHOWN IN THE UP (DESELECTED) POSITION
AMP(LIFIER) GAIN SHOWN IN DB WHEN NEEDED
WHEN SHOWN: 1/4” TRS SWITCHING JACKS HAVE NORMALLY CLOSED CONTACTS
USER OPTIONS IMPLEMENTED WITH REMOVABLE LINKS AND SOLDER BLOBS
DEFAULT OPTION POSITION SHOWN UNDERLINED
GROUND COMP
DRIVER
BICOLOR
LED
1/4” TRS
JACK
XLR
JACK
THE REAL
HP
ELECT
SWITCH
STANDARD OUTPUT LEVEL IS +4 dBu AT 0 VU
PIN 2 HOT ON ALL BALANCED INPUTS AND OUTPUTS (XLR JACKS)
FOR UNBALANCED OPERATION:
TIE PIN 3 TO PIN 1, USE PIN 2 FOR OUTPUT, PIN 1 FOR GND
“Ø” SYMBOL INDICATES POLARITY REVERSE
LEGENDS
USER OPTIONS
SOLDER
BLOB
FITTED
LINK
RCA
JACK
PRE
AUX SENDS
LF
GAIN
PFL
SIG
PK
L- R
M
BUS
ASSIGN
3- 4
1-2
R
= GROUP
PAN
L
M1
M2
FADER
FLIP
A1 A2
1
G1
+ –
20
12
0
6
20
12
6
GRP
S T E R E O L I N E I N P U T
MF
0
15 15
8 8
+ –
HF
L- R
M
BUS
ASSIGN
L- R
M
BUS
ASSIGN A
12
21
6
9
–3
+3
6
0
24
18
15
9
12
21
6
9
–3
+3
6
0
24
18
15
9
R
= GROUP
PAN
L
G2 G
SIG
PK
SIG
PK
S
12V LAMP
SIG
PK
SIG
PK
S
LO CUT
MUTE
1
AFL AFL
AFL AFL
9
10
PRE
10
5
0
5
10
15
20
30
5
10
0
5
10
20
30
15
50
5
10
0
5
10
20
30
15
50
6
40
20
10
0
6 •
3
30
+
–
6
40
20
10
0
6 •
3
30
+
–
2
3
2
3
6
40
20
10
0
6 •
3
30
+
–
6
40
20
10
0
6 •
3
30
+
–
6
40
20
10
0
6 •
3
30
+
–
6
40
20
10
0
6 •
3
30
+
–
2
3
2
3
6
30
20
10
0
10
•
6
+
–
6
30
20
10
0
10
•
6
+
–
2
0
15 15
8 8
+ –
0
15 15
8 8
+ –
1
MUTE
MUTE
FADER
FLIP
F
GRP1
AUX1 GRP2
AUX2
A
A2 A1
G2 G1
5- 6
7- 8
PRE
M1
M2
p. 32