NAD T 187, Service Manual, Page: 71 / 85

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LVCC−
LOUT
LVCC+
LIN+
LIN−
NC
NC
NC
NC
NC
RVCC−
ROUT
RVCC+
RIN+
RIN−
NC
NC
NC
NC
NC
VOLUME - U6008
&
%
(
PSU-STD - Q8001
SOURCE
(S)
LEADING
EDGE
BLANKING
+
-
+
-
+
-
DRAIN
(D)
BYPASS
(BP)
FEEDBACK
(FB)
SOURCE
(S)
FB
OUT
Reset
6 V
5 V
t
SAMPLE-OUT
V
ILIMIT
I
LIM
V
TH
V
ILIMIT
6.5 V
Drive
I
LIM
DC
MAX
t
SAMPLE-OUT
DC
MAX
FB
Current Limit
Comparator
STATE
MACHINE
SAMPLE
DELAY
THERMAL
SHUTDOWN
OSCILLATOR
FAULT
Auto-Restart
Open-Loop
D Q
REGULATOR
6 V
PSU-STD - U8001
D
S
BP
S
S FB
8
5
7
1
4
2
S 6