Mitsubishi SL2U Service Manual page 78

IC5A4 M62342FP
Vcc LD
4 8
10 Bit Sift Register
Power On
Reset
8 Bit Latch
8 Bit Upper
Segment R-2R
1
A01
D1 GND
CLK
6 5
7
Channel
Decoder
8
8 Bit Latch
8 Bit Upper
Segment R-2R
2 3
N.C.
A02
IC802 L3E01040F0A
VCC GND
1,13
3
DYIN
4
CLYIN
5
DIRYIN
15
DIRXIN
14
NRGIN
47
MODE
44
CMODE
46 REFERENCE
CLK
CLOCK
45
RST
7
DELAY CIRCUIT
DXIN
6
CLXIN DELAY CIRCUIT
11
ENBX1IN DELAY CIRCUIT
10
ENBX2IN DELAY CIRCUIT
9
ENBX3IN DELAY CIRCUIT
8
ENBX4IN DELAY CIRCUIT
16
NRSW1
17
NRSW2
DECODER
48
TEST
(VCC System)
IC801 L3E06090D0A
2~11
DB[0~9]
48
CLK
46
STSQ
Control Logic
47
XFR
and
DAC Latches
15
INV
13
E/O
14
R/L
40
VREF
SCALING
39
CONTROL
VMID
20
STBY
BIAS
21
BYP
VDD DGND
2,12 24,25,36,42 23,37,43
41
INVERT LEVEL SHIFT
39
LEVEL SHIFT
40
INVERT LEVEL SHIFT
26
LEVEL SHIFT
27
LEVEL SHIFT
35
INVERT LEVEL SHIFT
45
PHASE COMPARISON 38
CIRCUIT
32
INVERT LEVEL SHIFT
33
LEVEL SHIFT
34
INVERT LEVEL SHIFT
28
INVERT LEVEL SHIFT
29
INVERT LEVEL SHIFT
30
INVERT LEVEL SHIFT
31
INVERT LEVEL SHIFT
SW
SW
22
SW
SW
18 19 20 21
(VDD System)
NRSA NRSC
NRSB NRSD
B-3
AMP
DAC
DAC AMP
AMP
DAC
AMP
DAC
DAC AMP
DAC AMP
43 38
V1 V2
DY
CLY
CLY
DIRY
DIRX
NRG
ENBY2
MONITOR
DX
CLX
CLX
ENBX1
ENBX2
ENBX3
ENBX4
NRS
36
VID1
34
VID2
32
VID3
30
VID4
28
VID5
26
VID6