Harman Kardon CDR 2, Technical Manual

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4. LA 6543M
3. M56788
➀
Block Diagram
IN1+
Vm1 VBS1
VREFO
VBS2
Vm2
IN3-
IN3+
OUT3
CH3IN
VM3(+)
VM3(-)
VM4(+)
VM4(-)
IN4-
IN4+
OUT4
VM5(+)
VM5(-)
IN5-
IN5+
OUT5
SLEEP
CH5
X8
CH4
X8
CH3
X8
Hi:Sleep
MUTE2 MUTE1
SS.GND GND(4PIN)
BIAS
1.25V
Low,Open
MUTE ON
Vrefm1
R
R
E3
E4
E5
VBS2
VBS1
VBS2
VBS2
VBS2
VBS2
VBS2
VBS1
VBS1
VBS1
VBS1
Vm1 Vm2
R
R
VBS2
VBS1
Vrefm2
TSD
5CH
1~4
CH
IN1-
OUT1
VM1(+)
VM1(-)
VM2(+)
VM2(-)
OUT2
IN2-
IN2+
VREFO
VREF
REGB
REG+
RF
RF
NC
VSS2
VSS2-OUT
MUTE1
VIN1
VG1
VIN2
VG2
VIN3
VG3
VIN4
V03~V08
V01~V02
MUTE1
CH1(V01~V02)
MUTE2
CH2(VO3~VO4)
CH3(VO5~VO6)
CH4(VO7~VO8)
VG4
MUTE2
VCC
RF
RF
RF
RF
VSS1
VSS1-OUT
VO1
VO2
VS1
VO3
VO4
VO5
VO6
VS2
VO7
VO8
VREF OUT
VREF IN
RF
RF
VREG
VREF
E2
CH1
X5
CH2
X5
E1
➀
Block Diagram