NAD T 741 - Block Diagram; Adjustment Points Diagram; Tuner Adjustment Points; Idle Current Adjustment

9 10
OSC RF
VT
BLOCK DIAGRAM
COAXIAL x2 OPTICAL x1
74HC153
4053
74LS157
M62446FP
S-Video Selector CD4052
TEMPERATURE PROTECTION
TUNER
L
TUNER R
POWER DOWN Detect Pin. For SPK off, Mute ON, VFD off.
SPK. A and B
FL
Trigger out
FL
OUT2 OUT3 OUT1 OUT4
FR CENTER SL SR SUB
FR CENTER SL SR SUB
Video Pin 1 IN 13 2 IN 12 3 IN 15 4 IN 14 5 IN 1 3 OUT 3 4 OUT 3 S-Video Pin CY 1 IN 11 4 2 IN 12 1 3 IN 15 2 3 OUT 13 3
Video Selector CD4051
ADJUSTMENT POINTS DIAGRAM
1. TUNER
2. IDLE CURRENT - Front Amplifier & Surround Amplifier Board