43
CDX-MP80
IC601 BA8270F (MAIN Board)
IC101 TL1451ACDB (MAIN Board)
1
2
3
4
5
6
7
8
9
10
14
13
12
11
BUS ON
SWITCH
RESET
SWITCH
BATTERY
SWITCH
BUS ON
RST
BATT
CLK
VREF
GND
VCC
RESET
BUS ON
CLK IN
BU IN
DATA IN
DATA OUT
DATA
REFERENCE
VOLTAGE
LATCH
TRIANGLE
OSCILLATOR
VERF.
+2.5V
+2.5V
+
–
U.V.L.O
–
+
+
–
1
2
3
4
5
6
7
8
9
10
16
15
14
13
12
11
PWM
COMPA-
RATOR2
OUTPUT2
OUTPUT1
GND
PWM
COMPA-
RATOR1
VERF
S
R
R
VERF
VERF
ERROR
AMP2
ERROR
AMP1
VREF/2
SHORT
CIRCUIT
PROTECTION
COMPARATOR
VCC
+
REFO
SCP
INA2
INB2
FB2
DTC2
OUT2
VCC
GND
OUT1
RT
INA1
INB1
FB1
DTC1
CT
IC307 LA2901V-TLM (MAIN Board)
1
24
2
3
4
5
6
7
VREF
VREF
VCC
VCC
VREF
23
21
22
20
17
14
13
19
18
16
15
VREF
VREF
VCC
VCC
VREF
8
9
10
11
12
SIGNAL
AMP
SIGNAL
AMP
SIGNAL
AMP
SIGNAL
AMP
LIFT
AMP
LIFT
AMP
LFIN-
LFIN+
N.C
LRIN-
LRIN+
RFIN+
RFIN-
N.C
DCL
DCR
LFOUT
LROUT
RFOUT
RROUT
VCCL
VCCR
LGND
RGND
LIFT
LVD
LIFT
LOUT
LIFT
ROUT
LIFT
ROUT
RRIN+
RRIN-