MX-K5/MX-K6
L4959 (RIC1) : Voltage regulator
1.Pin layout
2.Block diagram
3.Pin function
5.6V, 250mA
REGULATOR
REF
GEN
8.6V, 600mA
REGULATOR
SWITCHED
12V, 800mA
REGULATOR
SWITCHED
12V, 1.3A
REGULATOR
SWITCHED
VS
2/10
GND
6
EN 8V
8
EN 12V(a)
7
EN 12V(b)
5
3
OUT 5.6V
9
OUT 8.6V
11
OUT 12V(a)
1
OUT 12V(b)
D97AU569C
1
2
3
4
5
6
7
9
10
11
8
OUT 12V(a)
V
S
OUT 8.6V
EN 8.6V
EN 12V(a)
GND
EN 12V(b)
N.C.
OUT 5.6V
V
S
OUT 12V(b)
TAB CONNECTED TO PIN 6
D97AU716A
Pin
Pins
Description
1
OUT 12V (b)
12V/1.3A SWITCHED OUTPUT VOLTAGE
2
V
S
Supply Voltage
3
OUT 5.6V
5.6V/250mA OUTPUT VOLTAGE
4
N.C.
not connected
5
EN 12V (b)
Enable 12V/1.3A SWITCHED OUTPUT VOLTAGE
6
GND
Ground
7
EN 12V (a)
Enable 12V/0.8A SWITCHED OUTPUT VOLTAGE
8
EN 8.6V
Enable 8.6V/0.6A SWITCHED OUTPUT VOLTAGE
9
OUT 8.6
8.6V/0.6A SWITCHED OUTPUT VOLTAGE
10
V
S
Supply Voltage
11
OUT 12V (a)
12V/0.8A SWITCHED OUTPUT VOLTAGE
Description of major ICs
Summary of Contents for MX-K5
Page 27: ...MX K5 MX K6 2 Tuner malfunction FM AM 3 Tape malfunction ...
Page 28: ...MX K5 MX K6 1 28 4 CD ...
Page 43: ...MX K5 MX K6 A B C D E F G 1 2 3 4 5 2 1 Block diagram Only U version ...
Page 46: ...MX K5 MX K6 H A B C D E F G 1 2 3 4 5 2 4 CD SIGNAL CD section SHEET 4 5 SHEET 1 5 SHEET 1 5 ...
Page 47: ...MX K5 MX K6 A B C D E F G 1 2 3 4 5 2 5 Front section SHEET 4 5 SHEET 3 5 SHEET 1 5 ...
Page 49: ...MX K5 MX K6 A B C D E F G 1 2 3 4 5 2 7 Main board Printed circuit boards ...
Page 50: ...MX K5 MX K6 H A B C D E F G 1 2 3 4 5 2 8 Amplifier board ...
Page 52: ...MX K5 MX K6 H A B C D E F G 1 2 3 4 5 2 10 CD Servo control board ...
Page 53: ...MX K5 MX K6 2 11 1 2 3 4 5 A B C D Tuner board Reverse side Tuner board Front side ...
Page 54: ...1 2 3 4 5 A B C D MX K5 MX K6 2 12 Head phone board Power transformer board ...
Page 56: ...3 2 MX K5 MX K6 M E M O ...