51
PZ-MR2T
PZ-43MR2U
PZ-50MR2U
TROUBLE SHOOTING TABLE
(Continued)
No picture (1)
NO
Chec
k IC1301 and its
per
ipher
al circuits
.
Are there MAIN-R/G/B signal inputs at pins (5), (7) and
(9) of IC810 (6.7MHz L.P
.F
.), respectiv
ely?
YES
YES
NO
Chec
k IC810 and its
per
ipher
al circuits
.
Are there MAIN-R/G/B signal outputs at pins (13), (11)
and (10) of IC810, respectiv
ely?
NO
Chec
k betw
een
IC803 and IC810.
YES
NO
Chec
k the line betw
een
IC7001 and IC801.
YES
YES
YES
Are there MAIN-Y and MAIN-C signal inputs at pins (1)
and (48) of IC801 (MAIN
VIDEO CHR
OMA) respectiv
ely?
NO
Chec
k the line betw
een
IC402 and IC802.
Are there SUB-Y and SUB-C signal input at pin (44) and
(1) of IC802 (SUB
VIDEO CHR
OMA), respectiv
ely?
YES
NO
Chec
k IC801 and its
per
ipher
al circuits
.
YES
Are there MAIN-Component-Y/Cb/Cr signal outputs
at pins (21), (22) and (23) of IC801, respectiv
ely?
NO
Chec
k IC802 and its
per
ipher
al circuits
.
Are there SUB-Y/Cb/Cr signal outputs at pins (21),
(22) and (23) of IC802, respectiv
ely?
NO
Chec
k IC7001 and its
per
ipher
al circuits
.
Is there video signal input at pin (88) of IC7001 (Y/C
Spear
ate)?
NO
Chec
k IC402 and its
per
ipher
al circuits
.
Is there video signal at pins (2) and (1) of IC402
(Sub Comb Filter)?
YES
NO
Chec
k the line betw
een
IC801 and IC803.
YES
Are there MAIN-
Component-
Y/Cb/Cr signal inputs at pins
(69), (68) and (67) of IC803 (RGB DECODER), respectiv
ely?
NO
Chec
k the line betw
een
IC802 and IC810.
Are there
SUB-Y/Cb/Cr
signal inputs at pins (5), (9)
and (7) of IC810 (6.7MHz L.P
.F
.), respectiv
ely?
YES
NO
Chec
k IC803 and its
per
ipher
al circuits
.
YES
YES
Are there MAIN-R/G/B signal outputs at pins (35),
(37) and (39) of IC803, respectiv
ely?
NO
Chec
k IC810 and its
per
ipher
al circuits
.
Are there SUB-R/G/B signal outputs at pins (13),
(11) and (10) of IC810, respectiv
ely?
YES
No e
xter
nal input <INPUT1>
NO
Is "INPUT1" selected
on the Input Select
men
u screen?
Select "INPUT1" on
the men
u screen.
YES
NO
Is there A
V
signal
input at pin (1) of
IC1301 (A
V
SWITCH)?
Chec
k the line
betw
een pin (23) of
J1003 and pin (1) of
IC1301.
YES
No e
xter
nal input <INPUT2>
NO
Is "INPUT2" selected
on the Input Select
men
u screen?
Select "INPUT2" on
the men
u screen.
YES
NO
Is there A
V
signal
input at pin (8) of
IC1301 (A
V
SWITCH)?
Chec
k the line
betw
een pin (20) of
J1003 and pin (8)
of IC1301.
YES
No e
xter
nal input <INPUT3>
NO
Is "INPUT3" selected
on the Input Select
men
u screen?
Select "INPUT3" on
the men
u screen.
YES
NO
Is there A
V
signal
input at pin (15) of
IC1301 (A
V
SWITCH)?
Chec
k the line
betw
een pin (23) of
J1104 and pin (15)
of IC1301.
YES
No e
xter
nal input <INPUT4>
NO
Is "INPUT4" selected
on the Input Select
men
u screen?
Select "INPUT4" on
the men
u screen.
YES
NO
Is there A
V
signal
input at pin (22) of
IC1301 (A
V
SWITCH)?
Chec
k the line
betw
een pin (7) of
J3401 and pin (22)
of IC1301.
Are there MAIN and SUB video signal outputs at pins (56) and (44) of IC1301, respectiv
ely?
Chec
k the PC I/F unit.
<MAIN system>
<SUB system>
C
A
D
F
B
E
Summary of Contents for PZ-43MR2U
Page 13: ...13 PZ MR2T PZ 43MR2U PZ 50MR2U Dimensions Unit mm ...
Page 36: ...36 PZ MR2T PZ 43MR2U PZ 50MR2U Ë VHiTA1318AF 1 ASSY IC604 Sync Processor Block Diagram ...
Page 38: ...38 PZ MR2T PZ 43MR2U PZ 50MR2U Ë VHiPD64082 1S ASSY IC7001 Y C Separate IC Block Diagram ...
Page 40: ...40 PZ MR2T PZ 43MR2U PZ 50MR2U Ë VHiCXD2093Q 1 ASSY IC402 Digital Comb Filter Block Diagram ...
Page 63: ...63 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 64: ...64 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U POWER BLOCK DIAGRAM ...
Page 65: ...65 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 71: ...71 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 74: ...74 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë MAIN UNIT 1 7 ...
Page 75: ...75 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 76: ...76 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë MAIN UNIT 2 7 ...
Page 77: ...77 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 78: ...78 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë MAIN UNIT 3 7 ...
Page 79: ...79 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 80: ...80 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë MAIN UNIT 4 7 ...
Page 81: ...81 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 82: ...82 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë MAIN UNIT 5 7 ...
Page 83: ...83 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 84: ...84 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë MAIN UNIT 6 7 ...
Page 85: ...85 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 86: ...86 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë MAIN UNIT 7 7 ...
Page 87: ...87 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 88: ...88 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë FRONT UNIT ...
Page 89: ...89 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 90: ...90 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë AV UNIT 1 3 ...
Page 91: ...91 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 92: ...92 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë AV UNIT 2 3 ...
Page 93: ...93 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 94: ...94 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë AV UNIT 3 3 ...
Page 95: ...95 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë LED Unit ...
Page 96: ...96 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë SR Unit ...
Page 97: ...97 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 98: ...98 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë PC I F Unit 1 7 ...
Page 99: ...99 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 100: ...100 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë PC I F Unit 2 7 ...
Page 101: ...101 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 102: ...102 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë PC I F Unit 3 7 ...
Page 103: ...103 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 104: ...104 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë PC I F Unit 4 7 ...
Page 105: ...105 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 106: ...106 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë PC I F Unit 5 7 ...
Page 107: ...107 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 108: ...108 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë PC I F Unit 6 7 ...
Page 109: ...109 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 110: ...110 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë PC I F Unit 7 7 ...
Page 111: ...111 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 112: ...112 8 7 10 9 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U Ë POWER and EMC Unit ...
Page 113: ...113 17 16 19 18 15 14 13 12 11 10 PZ MR2T PZ 43MR2U PZ 50MR2U ...
Page 115: ...115 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U MAIN Unit B Side ...
Page 116: ...116 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U PC I F Unit A Side ...
Page 117: ...117 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U PC I F Unit B Side ...
Page 120: ...120 6 5 4 3 2 1 A B C D E F G H PZ MR2T PZ 43MR2U PZ 50MR2U AV Unit Component Side ...