Kenwood RXD-M55-H Service Manual page 12

RXD-M55-H/M55-N/M55-S/M55E-H/M55E-N/M55E-S
6-2 Channel BTL Driver : AN4801SB-E1(X29, IC23)
Pin No. Pin Name
1 IN2
2 PC2
3 IN1
4 PC1
5 RESOUT
6 N.C.
7 N.C.
8 PGND1
9 PVCC1
10 V01-
11 V01+
12 V02-
13 V02+
14 V03-
15 V03+
16 V04-
17 V04+
18 PVCC2
19 PGND2
20 STBY
21 N.C.
22 N.C.
23 SVCC
24 VREF
25 IN4
26 IN3
6-3 CD Motor Driver : TA8409S (X29, IC26)
Pin No. Pin Name
1 IN2
2 VCC
3 OUT2
4 NC
5 GND
6 VS
7 OUT1
8 VREF
9 IN1
Function
INPUT
IN 1 IN 2 OUT 1
0 0
1 0
0 1
1 1
∞
: High Impedance
Note) Input : "H" Active
12
CIRCUIT DESCRIPTION
I/O
I Driver 2 input.
I Power cut input (channel 2 mute).
I Driver 1 input.
I Power cut input (channel 1 mute).
O Reset output.
- Unused.
- Unused.
- Ground 1for driver.
- Power supply 1 for driver.
O Driver 1 inverted output.
O Driver 1 forward output.
O Driver 2 inverted output.
O Driver 2 forward output.
O Driver 3 inverted output.
O Driver 3 forward output.
O Driver 4 inverted output.
O Driver 4 forward output.
- Power supply 2 for driver.
- Ground 2 for driver.
I Standby input.
- Unused.
- Unused.
- Power supply.
- Reference voltage input.
I Driver 4 input.
I Driver 3 input.
I/O
I Input pin.
- Power supply.
O Output pin.
- Unused.
- GND
- Power supply for output side.
O Output pin.
- Control power supply.
I Input pin.
OUTPUT
OUT 2 MOTOR
∞ ∞
STOP
H L CW/CCW
L H CCW/CW
L L BRAKE
Pin Description
Pin Description
MODE