Main Board - Sony CDP-CE545 Service Manual

– JUNCTION Board –
IC11 BA6780
1
VIN1
2
FIN1
3
RIN1
IOUT
4
VREF 5
6
VREG
VCC 7
8
OUT1+
9
30
– MAIN Board –
IC302 M5M5256DFP-70XL
18
VIN2
17
FIN2
16
RIN2
15
CT2
14 VEE
13 FBIN-
12
FBIN+
11
OUT2+
IC601 LA5602
10
OUT2-
V IN
EN
CDEL
GND
RES
CN
V OUT
28 27 26 25 24 23 22 21 20
CLOCK
ROW
32768 WORD
GENERATOR
ADDRESS
x 8 BIT
DECODER
RAM
(512 x 512)
ROW INPUT BUFFER
1 2 3 4 5 6 7
1
REFERENCE
VOLTAGE
OVER CURRENT
LIMITTER
OVER HEAT
PROTECTION
2 ON/OFF
RESET
3
GEN
4
5
6
7
INPUT
DATA
CONTROL
OUTPUT
BUFFER
SENSE
AMP
COLUMN
ADDRESS
DECODER
COLUMN INPUT BUFFER
8 9 10
ERROR
AMP
19 18 17 16 15
11 12 13 14