Sharp PZ-MR2T Service Manual page 34

PZ-MR2T
PZ-43MR2U
PZ-50MR2U
» Pin Function
Pin No. Pin Name
18 V-PH
19 IN5-H
20 IN5-V
21 IN5-1
22 IN5-2
23 IN5-3
24 H-PH
25 YG-OUT
26 YG-IN
27 IREF-SYNC
28 VS-OUT
29 HS-OUT
30 Vcc-OUT
31 SCP-IN
32 VTIM-IN
33 HP-IN
34 GND-OUT
35 R-OUT
37 G-OUT
39 B-OUT
36 R-SH
38 G-SH
40 B-SH
41 IK-IN
42 PABL-FIL
43 ABL-FIL
44 ABL-IN
45 YS/YM-1
46 LR1-IN
47 LG1-IN
48 LB1-IN
49 YS/YM-2
50 LR2-IN
51 LG2-IN
52 LB2-IN
53 ADDRESS
54 DPIC-C
55 SCL
56 SDA
57 DPIC-MUTE
58 CLP-C
59 VM-OUT
60 VM/SHP/COL-OFF
61 YCBCR-SW
62 ECR-IN
63 ECB-IN
64 EY-IN
65 V1-IN
66 H1-IN
67 CR1-IN
68 CB1-IN
69 Y1-IN
70 GND-SIG
71 IREF-YC
72 Vcc-SIG
73 SELCR-IN
74 SELCB-IN
75 SELY-IN
76 SELY-OUT
77 SELCB-OUT
78 SELCR-OUT
79 SELH-OUT
80 SELV-OUT
I/O
Vsync peak holding capacitor connection terminal.
I IN5-H : Independent horizontal sync signal input terminal.
I IN5-V : Independent vertical sync signal input terminal.
I IN5 line signal input terminal.
I
I
Hsync peak holding capacitor connection terminal.
O Sync separation composite video signal output terminal.
I Sync separation composite video signal input terminal.
Reference current setting terminal (about 4.6V)
O Used to select between IN1-line HV and IN2/IN5-line selector output HV by I2C BUS
O "YCBCR/MAT" and feed out the signal in positive polarity.
O RGB line power terminal.
I Sand-Castle-Pulse input terminal.
I V timing pulse input terminal.
I H pulse input terminal.
O RGB line grounding terminal.
O RGB signal output terminal.
O Output to be made at 2.6Vp-p with 100IRE white input.
O
RGB AKB sample-and-hold terminal.
I Reference pulse to return to this terminal.
Peak ABL peak holding terminal.
Used to form LPF for ABL control signal.
ABL control signal input terminal.
YM1/YS1 control input terminal. Input level to be of 3 values.
VM turning-off function also available when YM and YS have reached their specified values.
I Analog RGB1 signal input terminal.
I
I
I YM2/YS2 control input terminal. Input level to be of 3 values.
VM turning-off function also available when YM and YS have reached their specified values.
I Analog RGB2 signal input terminal.
I
I
I I2C BUS slave address setting terminal.
I Capacitor to be connected for grounding in order to detect the black signal in dynamic
picture (black stretching).
I I2C BUS standard SCL (Serial Clock) input terminal.
I I2C BUS standard SDA (Serial Data) input terminal.
Used to control MUTE of dynamic picture (black stretching).
O Y line clamp capacitor connection terminal.
VM output terminal to feed out Y signal's differential waveform in positive polarity.
I Used to turn off VMÅASHARPNESS and COLOUR. Input level to be 3 values
Used to switch between INT and EXT SW input signals. External input terminal to be
I selected at High level.
I External Y, Cb, and Cr input terminals.
I
I
I IN1-line HV input terminal. Positive-polarity input.
I
I IN1-line Y, Cb, and Cr input terminals.
I
—
Y color difference signal processor grounding terminal.
— Reference current setting terminal (mainly for Y color difference signal processing line).
I Y color difference signal processor power terminal.
I Used to feed in selector outputs Y, Cb, and Cr through clamp capacitor.
I
O
O IN2- thru IN5-line selector output terminals.
O Used to feed out Y-, Cb-, and Cr-converted signals.
O
O IN2 thru IN5 selector HV output terminals.
34
Pin Function