Denon D-AJ03 Service Manual Page 23

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23
D-AJ03
1VO3
-
X2
2VO3+
X2
X2
X2
3VO5
-
4VO5+
5VO4
-
6VO4+
7P-GND1
14VIN3+
15VIN3
-
8S-GND
9VREF
10 MUTEIN-MUTE
110-RESET
12VIN4
3.3VREG
RESET
-
+
-
+
-
+
-
+
13
30
29
28
27
26
25
24
17
16
23
22
21
20
19
18VIN5
VO6+
VO6
-
VO2+
VO2
-
VO1+
VO1
-
P-GND2
VIN6
-
5VREG
5VREG
X3/8
X3/8
X3/8
X3/8
200
RESET OUTPUT L
with VREF at
0.7V or less
BLT-AMP OFF
200
200
200
22k
22k
22k
22k
Signal System VCC
Power System VCC
Power System GND
Power System
GND
Reference Voltage
Signal System GND
Overheat Protection
Circuit
(Thermal Shutdown)
P-VCC(IN)
3.3VREG(OUT)
S-VCC(IN)
VIN1
VIN2
VIN6+
-
+
Level Shift
Level Shift
Level Shift
Level Shift
Level Shift
Level Shift
LA6558 Terminal Function
LA6558 (IC145)
Description (functions)
Pin
No.
Pin Name
1 VO3- Output for CH3 (-) 4
2 VO3+ Output for CH3 (+) 4
3 VO5- Output for CH5 (-), inverted relative to input 3.6
4 VO5+ Output for CH5 (+), not inverted relative to input 3.6
5 VO4- Output for CH4 (-), inverted relative to input 3.6
6 VO4+ Output for CH4 (+), not inverted relative to input 3.6
7 P-GND1 Power system GND (CH3, 4, 5) 0
8 S-GND Signal system GND 0
9VREF Reference voltage input pin 1.7
10 IN-MUTE Output ON/OFF for BTL AMP (CH1, 2, 4, and 5) and 3.3V, 5 VREG. ([H]: Output ON, [L]: Output OFF) 5.36
11 O-RESET Reset output (Open collector) 0
12 VIN4 Input for CH4 1.7
13 VIN5 Input for CH5 1.7
14 VIN3+ Input for CH3 (+) 0
15 VIN3 Input for CH3 (-) 0
16 5VREC 5V Power output 5
17 VIN6- Input for CH6 (-) 0
18 VIN6+ Input for CH6 (+) 0
19 VIN2 Input for CH2 1.7
20 VIN1 Input for CH1 1.7
21 S-VCC Signal system VCC 8
22 3.3REC 3.3 Power output 3.3
23 P-VCC Power system supply 8
24 P-GND2 Power system GND (CH1, 2, 6) 0
25 VO1- Output for CH1 (-), inverted relative to input 3.6
26 VO1+ Output for CH1 (+), not inverted relative to input 3.6
27 VO2- Output for CH2 (-), inverted relative to input 3.6
28 VO2+ Output for CH2 (+), not inverted relative to input 3.6
29 VO6- Out put for CH6 (-) 4
30 VO6+ Out put for CH6 (+) 4
Voltage
(V)
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