Denon DCD-720AE Service Manual page 83

IP4001 (IC31)
PGND2 DO4-
2 8
1
DO1- DO1+
Pin Discriptions
Pin Discriptions
NO
1
2
3
4
5
6
7
8
9
10
11
12
13
14
DO4+ IN4 IN4A REF
27 26 25 2 4 23
2 3 4 5 6
IN1 IN1A N/C REO
SYMBOL I/O DESCRIPTION
DO1- O CH1 OUTPUT (-)
DO1+ O CH1 OUTPUT (+)
IN1 I CH1 INPUT 1
IN1A I CH1 INPUT 2
N / C - NO-CONNECTION
REGULATOR
REO O
OUTPUT
MUTE
MUTE I
INPUT
SIGNAL
SGND -
GROUND
FWD I CH5 INPUT 1
IN2 I CH2 INPUT
DO2+ O CH2 OUTPUT (+)
DO2- O CH2 OUTPUT (-)
PGND1 - POWER GROUND 1
REV I CH5 INPUT 2
(FIN)
VCC2 VCC1 CTL
22 21 2 0
IP4001
7 8 9
(FIN)
MUTE SGND FWD
NO SYMBOL I/O
15 DO5+
16 DO5-
17 DO3-
18 DO3+
19 IN3
20 CTL
21 VCC1
22 VCC2
23 REF
24 IN4A
25 IN4
26 DO4+
27 DO4-
28 PGND2
83
IN3 DO3+ DO3- DO5- DO5+
19 18 17 16
10 11 12 13
IN2 DO2+ DO2- PGND1 REV
DESCRIPTION
O CH5 OUTPUT (+)
O CH5 OUTPUT (-)
O CH3 OUTPUT (-)
O CH3 OUTPUT (+)
I CH3 INPUT
CH5 MOTOR SPEED
I
CONTROL
SUPPLY VOLTAGE 1
I
(CH2,CH3,CH5)
SUPPLY VOLTAGE 2
I
(CH1,CH4,SIGNAL,REG)
I CH BIAS INPUT
I CH4 INPUT 1
I CH4 INPUT 2
O CH4 OUTPUT (+)
O CH4 OUTPUT (-)
- POWER GROUND 2
1 5
1 4