Sharp PZ-MR2T Service Manual page 41

Plasma display tv
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» Pin Function
Pin No.
Pin Name
1
CLPO
2
ADIN
3
RB
4
ADVS
5
ADVD
6
RT
7
ACO
8
DAVD
9
AYO
10
DAVS
11
VG
12
VRF
13
IRF
14
VB
15, 28
TEST
32, 33, 35,
TEST
16, 27, 34
DVDD
18, 23-26, 29, 36
DVSS
17
MOD2
19
MOD1
20
VEH3
21
VEH2
22
VEH1
30
APCN
31
TRAP
37
FIN
38
CKSL
39
PLSL
40
MCKO
41
ADCK
42
CPO
43
PLVS
44
VCV
45
PLVD
46
CLVD
47
CLPEN
48
CLVS
I/O
O
Built-in clamp circuit current output terminal. To be connected to ADIN when built-in
clamp is used.
I
Comb filter analog input (A/D converter) terminal.
O
A/D converter reference bottom voltage. (standard 0.52V)
A/D converter analog grounding terminal.
A/D converter analog power terminal. (5.0V)
O
A/D converter reference top voltage. (standard 2.6V)
O
Analog chroma signal output terminal. Resistance to be added between this pin and
GND (DAVS) for obtaining the output.
D/A converter analog power terminal. (5.0V)
O
Analog luminance signal output terminal. Resistance to be added between this pin and
GND (DAVS) for obtaining the output.
D/A converter analog grounding terminal.
O
D/A converter terminal.
I
Y,C ch D/A converter output full-scale setting terminal.
O
x16 resistance to be connected against D/A converter output resistance "R".
O
D/A converter terminal.
I
Test terminal. Usually fixed at Low.
I
Test terminal. Usually open or fixed at Low.
Digital power terminal. (5.0V)
Digital grounding terminal.
I
Y/C separation mode setting terminal.
MOD2
MOD1
I
L
L
H
L
I
Vertical contour enhancement setting terminal.
I
VEH3 VEH2 VEH1: Presettable in 8 steps from LLL(Off) to HHH(Max).
I
I
Horizontal aperture correction circuit setting terminal. L: off, H: on
I
Trap filter circuit setting terminal. L: off, H: on
I
Clock input terminal. Burst lock (4fsc) to be fed in with built-in PLL system. Burst-
locked 4fsc signal to be fed in when PLL is not used.
I
PLL control terminal.
L : PLL not used. FIN input clock (4fsc) to be fed in.
H : PLL used. VCO oscillator output's 4fsc clock to be fed in.
I
FIN input fsc to be selected. L: fsc input, H: 2fsc input.
Either at L or H when 4fsc is fed in PLL (without built-in PLL).
O
Clock (4fsc) output terminal.
I
A/D converter clock input terminal. To be connected to MCKO.
O
PLL phase comparator output terminal. Open when PLL is not used.
PLL analog grounding terminal.
I
VCO control voltage input terminal. To be connected to PLVS when PLL is not used.
PLL analog power terminal. (5.0V)
Clamp D/A converter analog power terminal. (5.0V)
I
Clamp circuit enable terminal. L: Clamp on, H: Clamp off
Clamp D/A converter analog grounding terminal.
41
Pin Function
Most suitable process
BPF separation mode
PZ-MR2T
PZ-43MR2U
PZ-50MR2U

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