Table of Contents
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A
B
C
RX-Z11/DSP-Z11
AVIDEO 2/3
1
2
3
W1051
4.9
0
4.9
Page 172
L6
0
4.9
0
0
0
to SUBCPU (7)_CB994
0
0
0
0
4.9
4.9
4.9
4.9
0
4
0
0
0
4.9
4.9
4.9
4.9
0
0
0
0
4.9
4.9
4.9
4.9
0
0
0
JK101
5
0
4.9
9.0
9.0
9.0
0
0
0
0
9.0
9.0
9.0
9.0
0
0
0
0
9.0
6
9.0
4.9
JK102
0
IC163
4.5
0
IC163
4.5
4.5
0
7
IC163
4.5
5.0
MUTE
0
IC163
4.5
0
IC163
4.5
4.5
0
IC163
4.5
5.0
JK103
8
0
IC165
4.2
4.2
0
IC165
4.2
0
5.0
IC165
4.2
MUTE
9
POINT A-3 XL154 (Pin 22 of IC181) POINT B-2 XL151 (Pin 11 of IC174)
POINT B-3 XL152 (Pin 3 of IC174)
10
# All voltages are measured with a 10MΩ/V DC electronic voltmeter.
# Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
# Schematic diagram is subject to change without notice.
174
D
E
F
4.9
4.9
4.9
4.9
4.9
4.9
4.9
4.5
4.5
4.9
4.9
4.9
4.9
4.9
4.9
SIGNAL DETECT
4.9
IC160
INPUT
2.5
2.5
2.5
2.5
2.5
0
SELECTOR
4.9
0
0
0
0
0
-4.8
0
0
0
0
0
0
4.9
0
0
0
IC157
0
0
0
-4.8
0
0
0
0
0
IC157
0
0
0
-4.8
0
0
-4.8
0
0
0
0
4.9
-0.2
-0.2
0
IC158
0
-0.2
0
-4.8
0
0
0
-0.2
-0.2
IC158
0
-0.2
0
-4.8
0
0
-4.8
0
0
0
4.9
0
0
0
0
IC159
0
0
0
-4.8
0
0
0
0
0
IC159
0
0
-4.8
0
0
REC/ZONE SELECTOR
9.0
9.0
9.0
9.0
9.0
4.9
4.9
4.9
4.9
4.9
4.9
4.9
4.9
4.9
4.9
4.9
SOURCE/REC
0
4.9
SELECTOR
0
0
0
0
0
IC162
0
-4.8
0
-4.8
-4.9
0
4.9
0
4.3
0.9
4.9
-4.8
0
4.3
0
-4.8
4.9
-1.0
0
-4.8
1.8
0
-4.8
0
0
0
0
0
-1.7
4.9
2.5
2.5
0
B-3
0
-1.7
B-2
0
-1.8
-1.8
2.4
-1.8
0
0
-0.2
0
0
0
4.9
-4.8
4.9
4.9
0
0
0
0
BYPASS
SELECTOR
IC151-154: MM74HC4051SJX
IC155, 156: TC4051BF
8-channel analog multiplexer
Multiplexer/demultiplexer
VDD
CHANNEL IN/OUT
16
VCC
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
16
4
2
5
1
12
15
14
13
A
11
TG
TG
A
11
10
TG
B
10
Binary
TG
COMMON
B
to
3
Logic
1 of 8
OUT/IN
Level
TG
9
Decoder
C
Conversion
with
C
9
INHIBIT
TG
TG
6
INH
INH
6
TG
8
8
7
VSS
VEE
GND
VEE
G
H
4.9
0
0
4.9
-4.8
-4.8
0
0
4.9
3.3
0
4.9
0
4.3
4.3
0
4.9
-4.8
-4.8
SIGNAL DETECT
IC186
5.0
2.5
2.5
2.5
2.5
0
2.9
0
0
4.3
0
0
0
4.9
D/A
ENCODER
3.3
0
3.3
1.0
A/D
A-3
3.3
0
0
DECODER
1.2
3.3
0.7
0
1.8
IC181
0
0
0
0
1.5
0
0
0
0
3.3
0.2
0
1.9
3.3
0
0
3.3
0
0
1.5
0
3.3
0
2.4
2.2
IC182
3.3
1.5
0
1.0
0.4
3.1
3.3
3.3
0
0.4
0
OSD IC
0
0.9
0.9
4.9
1.0
0.3
0.9
0.5
0
0.3
0
0.3
-0.5
IC171
0.9
0
0
-0.5
0
0
MUTE
0
IC172
0
4.9
0
IC172
0
4.9
0
2.4
0
2.5
4.9
-4.8
2.5
2.5
2.4
IC174
3.3
0
2.4
IC172
2.5
4.9
0
-4.8
2.5
0
0
2.5
2.5
3.3
0
4.9
0
3.3
0
IC173
0
IC162, 164: MM74HC4053SJX
IC157-159: TK15420M
IC161: LC709004A-TLM-E
Triple 2-channel analog multiplexer
Video amplifier
I/O-expander for microcontroller
13
0
OUT A
1
8
VCC
I/O c O/I
VCC
DIN
2
Serial/parallel converter/shift register
14
DOUT
16
I/O c O/I
14
1
–IN A
2
7
OUT B
+ –
+ –
CLK#
3
15
VDD
I/O c O/I
15
2
+IN A
3
6
–IN B
19
VSS
Logic
CS#
4
I/O c O/I
12
3
Level
A
11
VEE
4
5
+IN B
Conversion
I/O c O/I
1
4
RES#
21
I/O control/output register
Logic
I/O c O/I
5
5
B
10
Level
Conversion
I/O c O/I
2
6
IC160, 174, 186: TC74VHCU04FT
Logic
I/O c O/I
4
7
C
9
Level
port 0 I/O buffer
port 1 I/O buffer
Conversion
3
COMMON
Hex inverter
Logic
7
6
24
17
15
8
INH
Level
Conversion
1A
VCC
1
14
1Y
2
13
6A
8
GND
VEE
2A
3
12
6Y
2Y
4
11
5A
3A
5
10
5Y
3Y
6
9
4A
A
Y
GND
7
8
4Y
L
H
H
L
I
J
K
Page 173
J4
to AVIDEO (1)_CB104
-3.8
0
0
-3.8
IC166
0
4.9
0
0
0
0
0
0
IC166
0
0
4.9
0
0
0
0
0
IC166
0
4.9
0
CB155
0
0
0
IC166
0
4.9
0
0
IC166
0
4.9
0
CB154
0
0
0
0
0
IC166
0
4.9
0
0
3.4
3.4
0
3.4
IC183
IC183
IC183
IC183
IC183
IC183
4.9
3.3
IC184
IC185
(U, C, R, T, K, A, B, G, E, L models)
0
0.7
4.2
0.7
0
0.7
AVIDEO (2)
IC173: SN74AHCT00PWR
IC182: ADV7172KSTZ
Quadruple 2-input NAND gate
Digital PAL/NTSC video encoder
IN/OUT
CLOCK
PAL NTSC
CSO_HSO VSO CLAMP
1A
1
14
Vcc
CY
CX
BY
BX
AY
AX
3
5
1
2
13
12
HSYNC
1B
2
13
4B
FIELD/
VIDEO TIMING
VSYNC
GENERATOR
1Y
3
12
4A
Binary to
BLANK
TG
1 of 2
OUT/IN
Decoders
14
AX or AY
2A
4
11
4Y
RESET
with
TG
INHIBIT
TTX
TELETEXT
2B
5
10
3B
TTXREQ
INSERTION BLOCK
Binary to
TG
15
OUT/IN
1 of 2
V
BX or BY
2Y
6
9
3A
AA
Decoders
TG
with
INHIBIT
TG
GND
7
8
3Y
8
Y
OUT/IN
8
Binary to
4
CX or CY
1 of 2
TG
P0
4:2:2 TO
YCrCb
Decoders
8
with
COLOR
4:4:4
TO
U
YUV
INHIBIT
DATA
INTER-
MATRIX
8
POLATOR
P7
8
V
8
7
ADV7172/ADV7173
L
M
N
CB153
9.0
Page 173
L8
5.0
-4.9
to AVIDEO (1)_W1001
0
W1052
5.0
-4.9
Page 169
F6
0
0
to POWER (3)_CB60
5.6
0
W1053
0
Page 172
F4
0
0
to SUBCPU (5)_CB377
0
IC171: LC74782JM-8A16-TLMC
The on-screen display controller LSI
9
Serial
8-bits
latch
+
11
parallel
command
converter
10
decoder
Horizontal
Vertical
Horizontal
Vertical
31 inking
Display
RAM write
character
character
display
display
3nd inversion
control
address
size
size
position
position
control
register
counter
register
register
register
register
register
31 inking
23
Horizontal
Vertical
Horizontal
Vertical
3nd inversion
size
size
Display RAM
counter
counter
dot counter
dot counter
control
register
24
31 inking
31 inking
3nd inversion
3nd inversion
1
control
control
register
register
12
Character
Line
Decoder
8
control
control
counter
counter
Horizontal
character
Font RAM
size
Horizontal
register
6
character
size
7
register
Character output
Shift
Timing generator
Synchronization
control
signal generator
register
Background control
17
Horizontal
Horizontal
Video output control
character
18
character
size
size
register
register
19
20
22
21
4
2
3
5
15
13
VSS1
1
24
VDD1
Xtal
2
23
IN
RST
Xtal
3
22
CTRL3
OUT
CTAL1
4
21
CTRL2
BLANK
5
20
SEP
IN
OSCIN
6
19
SEP
OUT
OSC
OUT
7
18
SEPC
CHARA
8
17
SYN
IN
CS
9
16
VDD1
SCLK
10
15
CV
IN
SIN
11
14
NC
VDD2
12
13
CV
OUT
IC181: ADV7180BSTZ
10-bit, 4 x oversampling SDTV video decoder
CLOCKPROCESSINGBLOCK
XTAL1
PLL
ADLLTPROCESSING
LLC
XTAL
16-BIT
DIGITAL
PIXELDATA
10-BIT,86MHz
ADC
PROCESSING
BLOCK
P15TOP0
A
IN
1
AA
A
2
FILTER
IN
2DCOMB
HS
ANALOG
A
IN
3
AA
VIDEO
FILTER
SHA
A/D
VS
INPUTS
A
4
VBISLICER
IN
FIELD
A
IN
5
AA
FILTER
COLOR
GPO0TO GPO3
A
6
DEMOD
IN
SFL
REFERENCE
I
2
C/CONTROL
INTRQ
SCLK SDATA ALSB RESET PWRDWN
IC184: R1130H331B-T1-F
IC185: R1130H181B-TI-F
Voltage regulator
CMOS-based positive-voltage regulator IC
V
V
V
DD
2
1
V
OUT
DD
2
1
OUT
Vref
Vref
Current Limit
Current Limit
CE
5
3
GND
CE
5
3
GND
Pin No.
Symbol
Description
Pin No.
Symbol
Description
1
V
Output Pin of Voltage Regulator
1
V
OUT
Output Pin for Voltage Regulator
OUT
2
V
Input Pin
2
V
DD
Input Pin
DD
3
GND
Ground Pin
3
GND
Ground Pin
4
NC
No Connection
4
NC
No Connection
5
CE
Chip Enable Pin (active at "H")
5
CE
Chip Enable Pin
IC165, 172: LA7106M-TLM-E
IC163, 166: LA73050-TLM-E
Analog dual operational amplifier
6-channel 75-ohm video driver
VIN1+
1
16
+VCC
NFB1
2
6dB
DR
15
VOUT1
MUTE1
3
14
GND
VIN2+
4
13
VOUT2
6dB
DR
NFB2
5
12
DR CTL
-VCC1
6
VOUT3
11
VIN3+
7
6dB
DR
10
MUTE2
NFB3
8
9
-VCC2
SCLOCK SDATA
ALSB
M
10
U
10
I
2
C MPU PORT
YUV TO
10-BIT
L
DAC A
RBG
DAC
T
MATRIX
+
10
I
10
10-BIT
YUV
P
DAC
DAC B
L
LEVEL
10
E
10
CONTROL
10-BIT
X
DAC C
BLOCK
DAC
E
R
BRIGHTNESS AND
LUMA
DAC
V
REF
CONTRAST CONTROL
PROGRAMMABLE
10
CONTROL
R
+
FILTER
SET2
M
BLOCK
ADD SYNC
+
U
COMP2
+
SHARPNESS
L
INTERPOLATOR
FILTER
10
T
10-BIT
DAC E
10
I
DAC
SATURATION CONTROL
10
P
MODULATOR
L
10
10-BIT
+
PROGRAMMABLE
10
DAC F
+
E
DAC
ADD BURST
10
CHROMA
+
HUE
X
FILTER
10
10
INTERPOLATOR
CONTROL
E
10-BIT
DAC D
R
DAC
10
10
REAL-TIME
SIN/COS
DAC
CONTROL
CONTROL CIRCUIT
DDS BLOCK
R
SET1
BLOCK
COMP1
SCRESET/RTC
GND
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