Manley MONO & DUAL MONO 40 dB MICROPHONE PREAMPLIFIERS - Manual (Page 10)

UNBALANCED
OUTPUT B
UNBALANCED
OUTPUT A
CIRCUIT
CHASSIS
FUSE
1 AMP SLO-BLO
REAR PANEL
A IEC MAINS SOCKET Standard IEC mains socket (120/240 VAC)
B FUSE HOLDER Replace with 1A SLO-BLO fuse only.
C GROUND TERMINALS Separate CIRCUIT GROUND AND CHASSIS
GROUND normally joined together. Used for finding and fixing hum.
D BALANCED OUTPUT B (XLR) (transformer), PIN 1 = GROUND
PIN 2 = HOT
PIN 3 = LOW
E UNBALANCED OUTPUT B (1/4" MONO) , SLEVE = GROUND
TIP = SIGNAL
F BALANCED OUTPUT A (XLR) (transformer), PIN 1 = GROUND
PIN 2 = HOT
PIN 3 = LOW
G UNBALANCED OUTPUT A (1/4" MONO) , SLEVE = GROUND
TIP = SIGNAL
H MICROPHONE INPUT B (XLR) Balanced PIN 1 = GROUND
PIN 2 = HOT
PIN 3 = LOW
I MICROPHONE INPUT A (XLR) Balanced PIN 1 = GROUND
PIN 2 = HOT
PIN 3 = LOW
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A B C D E F G H I