Read Sony DPP-SV88 (serv.man2) Service Manual online
5-3
DPP-SV88 V2
[|IC|]
IC
BU2090FS-E2 (ROHM)
1
2
3
4
5
6
7
8
GND
DATA
CLOCK
Q0
Q1
Q2
Q3
Q4
16
15
14
13
12
11
10
9
V
CC
Q11
Q10
Q9
Q8
Q7
Q6
Q5
LED DRIVER WITH 12-BIT SHIFT REGISTER
—TOP VIEW—
INPUTS
CLOCK
DATA
OUTPUTS
Q0 - Q11
: DATA SHIFT CLOCK
: SERIAL DATA
: PARALLEL DATA
CONTROL
CIRCUIT
12-BIT SHIFT
REGISTER
LATCH
OUTPUT BUFFER
(OPEN DRAIN)
2
12
12
12
DATA
3
CLOCK
Q0 - Q11
4 - 15
M34580M2-054FP-T3 (MITSUBISHI)
V
CC
GND
X
IN
X
OUT
CN.GND
RESET
P2
1
P2
0
D
3
/K
D
2
/C
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
P0
0
/CPX0
P0
1
/CPX1
P0
2
/CPY0
P0
3
/CPY1
P1
0
P1
1
P1
2
/CNTR
P1
3
/INT
D
0
D
1
4-BIT MICROCOMPUTER
—TOP VIEW—
INPUTS
CPX0, CPX1
CPY0, CPY1
INT
X
IN
OUTPUT
X
OUT
INPUTS/OUTPUTS
C
CNTR
D
0
- D
3
K
P0
0
- P0
3
P1
0
- P1
3
P2
0
, P2
1
RESET
: MULT COMPARATOR
: MULT COMPARATOR
: EXTERNAL INTERRUPT
: CLOCK GENERATING CIRCUIT
: CLOCK GENERATING CIRCUIT
: PORT C
: TIMER
: PORT D
: PORT K
: PORT P0
: PORT P1
: PORT P2
: RESET
MODE
OE
RCV
VP
VM
SUSPND
GND
1
2
3
4
5
6
7
14
13
12
11
10
9
8
V
CC
VMO/FSEO
VPO
D
+
D
_
SPEED
NC
USB TRANSCEIVER
—TOP VIEW—
INPUTS
MODE
OE
SPEED
SUSPND
VMO/FSEO
VPO
OUTPUTS
RCV
VM
VP
INPUTS/OUTPUTS
D
+
D
_
OTHER
NC
: MODE
: OUTPUT ENABLE
: EDGE RATE CONTROL
: SUSPEND
: DIFFERENTIAL DRIVER
: DIFFERENTIAL DRIVER
: RECEIVE DATA
: GATED VERSION OF D
+
: GATED VERSION OF D
_
: DATA
+
: DATA
_
: NO CONNECTION
RCV
3
+
_
D
_
10
D
+
11
OE
2
SPEED
9
VMO/FSEO
13
VPO
12
VP
4
VM
5
PDIUSBP11APW,118 (PHILIPS)
M62334FP-T1 (MITSUBISHI)
1
2
3
4
8
7
6
5
A
O1
A
O2
A
O3
A
O4
V
CC
SCL
SDA
GND
8-BIT 4-CHANNEL D/A CONVERTER (WITH BUFFER)
—TOP VIEW—
INPUTS
SCL
SDA
OUTPUTS
A
O1 -
A
O4
: SERIAL CLOCK
: SERIAL DATA
: 8-BIT D/A CONVERTER
SERIAL BUS TRANSCEIVER
CHANNEL
DECODER
SCL
7
SDA
6
8-BIT UPPER
SEGMENT R-2R
8-BIT UPPER
SEGMENT R-2R
8-BIT UPPER
SEGMENT R-2R
8-BIT UPPER
SEGMENT R-2R
8
+
–
A
O2
2
A
O1
1
A
O3
3
A
O4
4
+
–
+
–
+
–
8-BIT
LATCH
8-BIT
LATCH
8-BIT
LATCH
8-BIT
LATCH
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