Mitsubishi HS-HD2000U, Service Manual

Page: 85 / 98

N
5
HS-HD2000U
IC120 M35053-051FP
INPUT
OUTPUT
CONTROLLER
4
SCK
3
CS
S IN
5
DATA
CONTROLLER
ADDRESS
CONTROLLER
DISPLAY
CONTROL
REGISTER
DISPLAY RAM
TIMING
GENERATOR
DISPLAY CHARACTER ROM
CLOCK
GENERATOR
1
CP1
DISPLAY
POSITION
DETECTOR
READ
ADDRESS
CONTROLLER
H-COUNTER
DISPLAY
CONTROLLER
SHIFT
REGISTER
BLINKING
TIMING
GENERATOR
NTSC
PAL
M-PAL
VIDEO
OUTPUT
SYNC
SIGNAL
GENERATION
OSCILLATOR
17
OSC IN
18
CP2
8
CVIDEO
9
LECHA
10
CVIN
12
14
EDO
P0
15
P1
19
HOR
SYNC
SEPARATER
V
20
AC
6
Vss
11
16
DD1
PORT
OUTPUT
DECODER
DATA
SLICER
7
V
DD2
Vss
TESTA
2
TESTB
13
IC180 TC4094BF/MC14094BF
CLOCK
CLOCK
CLOCK
CLOCK
CLOCK
CLOCK
STROBE
STROBE
STROBE
STROBE
REGISTER STAGE 1 LATCH 1
V
DD
3-STARE BUFFER 1
REGISTER STAGE 2 LATCH 2 3-STARE BUFFER 2
2
REGISTER STAGE 3 LATCH 3 3-STARE BUFFER 3
3
REGISTER STAGE 4 LATCH 4 3-STARE BUFFER 4
4
REGISTER STAGE 5 LATCH 5 3-STARE BUFFER 5
5
REGISTER STAGE 6 LATCH 6 3-STARE BUFFER 6
6
REGISTER STAGE 7 LATCH 7 3-STARE BUFFER 7
7
REGISTER STAGE 8 LATCH 8 3-STARE BUFFER 8
8
CLOCK
CLOCK
STROBE
STROBE
5
Q2
6
Q3
7
Q4
14
Q5
13
Q6
12
Q7
11
Q8
CLOCK
CLOCK
CLOCK
CLOCK
10
Q's
9
Qs
15 OUTPUT
ENABLE
4
Q1
2 SERIAL
DATA IN
3
CLOCK CLOCK
CLOCK
1
STROBE STROBE
STROBE
• INPUT PROTECTION DIODES
PARALLEL OUTPUTS SERIAL OUTPUTS
QI QN QS Q'S
3S 3S Q7 NO CHG.
3S 3S NO CHG. Q7
NO CHG. NO CHG. Q7 NO CHG.
0 QN-1 Q7 NO CHG.
1 QN-1 Q7 NO CHG.
NO CHG. NO CHG. NO CHG. Q7
DATA STROBE
OUTPUT
ENABLE
✕ ✕
0
✕ ✕
0
✕
0 1
0 1 1
1 1 1
1 1 1
CLOCK
∗
TRUE TABLE
= Three-Stare
= Don't Care
At the positive clock edge.
Information in the 7th shift register stage is transferred to Q8 and QS. 3S
✕
DGATE/AFT-V
JP194
DSYNC
TPDATA
STD
DVHS
HS
EXPCS
C180
IC180
JP193
I2CCLK SW5-1 STBY3.3 I2CCLK I2CDATA
JP192 JP191
STBY5
R104
R132
MH
C129
TP11
SW5-2
R126
R125
JP153
R150 R152
R151
Q150
C163
Q124 C151
C150
L150
C152
VMUTE
C100
C101
A-OUT-R A-OUT-L A-IN-R A-IN-L
R103
R102
REC-C
R101
R134
C160
R136
R135
C156
C102
C155
Q113
Q111
Q112
R111
L121
C154 C153
C04
Q102
IC151
R106
R107
F-C-IN
F-V-IN
IO-ANT
F-Y-IN
R100
S
JP151
ALC-DET
MUTE
R112
C133
SSVSYNC
L122
R108
I2C-CLK
I2C-DATA
R105
CGCS
SUB-CLK
SUB-DATA
I2CDATA
SW12
CS12
+30
STBY5
C130
NR6
TPCLK
TP12
L03
R199
C03
BOX-CLK
JP154
MR
TRICK
C02
G12
CBV
TP9C
L100
L04
Q155
Q154
L02
Q153
C103
R131
SLOWP
D/HSLFF
MP
CSYNC
SIF
MQ
Y-FROM-YCA
R110
MT
Q110
Q156
Y-TO-YCA
CK
Q100
R127
Q123
FSC
D120
CONV-AUDIO
Q157
PB-C
MV
RESET
PB-Y
PB
R128
R129
JP155
ADV
MW
C132
C128
C127
R130
L120
C125
C126
C121
C120
R120
BB
Q122
PRT
C123 C124
R122
R121
TU01
IC150
IC120