Sony KV-29FX66E Service Manual ▷ View online
- 1 -
SERVICE MANUAL
AE-6B
CHASSIS
MODEL
COMMANDER
DEST
CHASSIS NO.
KV-29FX66E
RM-934
ESP
SCC-Q81B-A
MODEL
COMMANDER
DEST
CHASSIS NO.
KV-29FX66K
RM-934
OIRT
SCC-Q82A-A
KV-29FX66
RM-934
- 2 -
TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
Specifications
....................
3
Connectors
....................
4
Self Diagnostic Software
....................
5
1. GENERAL
Switching On the TV and
Automatically Tuning
Automatically Tuning
....................
6
Introducing the Menu System ....................
7
Menu Guide
....................
7
Teletext
....................
9
Remote Control Configuration
for VCR/DVD
for VCR/DVD
....................
9
Specifications
....................
10
Troubleshooting
....................
10
2. DISASSEMBLY
2-1.
Rear Cover Removal
....................
11
2-2.
Speaker Disconnection
....................
11
2-3.
Chassis Removal
....................
11
2-4.
Service Position
....................
12
2-5.
D and G Board Removal
....................
12
2-6.
F4 Bracket Removal
....................
12
2-7.
F4 and H1 Board Removal
....................
12
2-8.
Side Control Module Removal ....................
13
2-9.
H2 Board Removal
....................
13
2-10.
M Board Removal
....................
13
2-11.
Service Connector for M Board ....................
13
2-12.
Picture Tube Removal
....................
14
3. SET-UP ADJUSTMENTS
3-1.
Beam Landing
....................
16
3-2.
Convergence
....................
17
3-3.
Focus Adjustment
....................
19
3-4.
Screen (G2), White Balance
....................
19
4. CIRCUIT ADJUSTMENTS
4-1.
Electrical Adjustments
....................
20
4-2.
Test Mode 2
....................
22
5. DIAGRAMS
5-1.
Block Diagrams (1)
....................
23
Block Diagrams (2)
....................
24
Block Diagrams (3)
....................
25
Block Diagrams (4)
....................
26
5-2.
Circuit Board Location
....................
26
5-3.
Schematic Diagrams and
Printed Wiring Boards
Printed Wiring Boards
....................
26
* A Board Schematic ....................
27
* A Board PWB
....................
29
* VM Board Schematic....................
33
* VM Board PWB
....................
31
* H1 Board Schematic ....................
33
* H1 Board PWB
....................
34
* F4 Board Schematic ....................
33
* F4 Board PWB
....................
34
* H2 Board Schematic ....................
33
* H2 Board PWB
....................
34
* G Board Schematic ....................
35
* G Board PWB
....................
34
* D Board Schematic ....................
36
* D Board PWB
....................
37
* C Board Schematic ....................
38
* C Board PWB
....................
39
* M Board Schematic ....................
40
* M Board PWB
....................
39
5-4.
Semiconductors
....................
41
5-5.
IC Blocks
....................
44
6. EXPLODED VIEWS
6-1.
Chassis
....................
46
6-2.
Picture Tube
....................
47
7. ELECTRICAL PARTS LIST
....................
48
CAUTION
SHORT CIRCUIT THE ANODE OF THE PICTURE TUBE AND THE
ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR THE
CARBON PAINTED ON THE CRT, AFTER REMOVAL OF THE
ANODE CAP.
ANODE CAP TO THE METAL CHASSIS, CRT SHIELD, OR THE
CARBON PAINTED ON THE CRT, AFTER REMOVAL OF THE
ANODE CAP.
WARNING !!
AN ISOLATION TRANSFORMER SHOULD BE USED DURING
ANY SERVICE WORK TO AVOID POSSIBLE SHOCK HAZARD
DUE TO LIVE CHASSIS, THE CHASSIS OF THIS RECEIVER IS
DIRECTLY CONNECTED TO THE POWER LINE.
ANY SERVICE WORK TO AVOID POSSIBLE SHOCK HAZARD
DUE TO LIVE CHASSIS, THE CHASSIS OF THIS RECEIVER IS
DIRECTLY CONNECTED TO THE POWER LINE.
SAFETY-RELATED COMPONENT WARNING !!
COMPONENTS IDENTIFIED BY SHADING AND MARKED
ON
THE SCHEMATIC DIAGRAMS, EXPLODED VIEWS AND IN THE
PARTS LIST ARE CRITICAL FOR SAFE OPERATION. REPLACE
THESE COMPONENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
PARTS LIST ARE CRITICAL FOR SAFE OPERATION. REPLACE
THESE COMPONENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
ATTENTION
APRES AVOIR DECONNECTE LE CAP DE’LANODE,
COURT-CIRCUITER L’ANODE DU TUBE CATHODIQUE ET
CELUI DE L’ANODE DU CAP AU CHASSIS METALLIQUE DE
L’APPAREIL, OU AU COUCHE DE CARBONE PEINTE SUR LE
TUBE CATHODIQUE OU AU BLINDAGE DU TUBE
CATHODIQUE.
COURT-CIRCUITER L’ANODE DU TUBE CATHODIQUE ET
CELUI DE L’ANODE DU CAP AU CHASSIS METALLIQUE DE
L’APPAREIL, OU AU COUCHE DE CARBONE PEINTE SUR LE
TUBE CATHODIQUE OU AU BLINDAGE DU TUBE
CATHODIQUE.
ATTENTION !!
AFIN D’EVITER TOUT RISQUE D’ELECTROCUTION
PROVENANT D’UN CHÁSSIS SOUS TENTION, UN
TRANSFORMATEUR D’ISOLEMENT DOIT ETRE UTILISÈ LORS
DE TOUT DÈPANNAGE LE CHÁSSIS DE CE RÈCEPTEUR EST
DIRECTMENT RACCORDÈ Á L’ALIMENTATION SECTEUR.
PROVENANT D’UN CHÁSSIS SOUS TENTION, UN
TRANSFORMATEUR D’ISOLEMENT DOIT ETRE UTILISÈ LORS
DE TOUT DÈPANNAGE LE CHÁSSIS DE CE RÈCEPTEUR EST
DIRECTMENT RACCORDÈ Á L’ALIMENTATION SECTEUR.
ATTENTION AUX COMPOSANTS RELATIFS Á
LA SECURITÈ!!
LES COMPOSANTS IDENTIFIÈS PAR UNE TRAME ET PAR UNE
MARQUE SUR LES SCHÈMAS DE PRINCIPE, LES VUES
EXPLOSÈES ET LES LISTES DE PIECES SONT D’UNE IMPOR-
TANCE CRITIQUE POUR LA SÈCURITÈ DU FONCTIONNEMENT,
NE LES REMPLACER QUE PAR DES COMPSANTS SONY DONT
LE NUMÈRO DE PIÈCE EST INDIQUÈ DANS LE PRÈSENT
MANUEL OU DANS DES SUPPLÈMENTS PUBLIÈS PAR SONY.
EXPLOSÈES ET LES LISTES DE PIECES SONT D’UNE IMPOR-
TANCE CRITIQUE POUR LA SÈCURITÈ DU FONCTIONNEMENT,
NE LES REMPLACER QUE PAR DES COMPSANTS SONY DONT
LE NUMÈRO DE PIÈCE EST INDIQUÈ DANS LE PRÈSENT
MANUEL OU DANS DES SUPPLÈMENTS PUBLIÈS PAR SONY.
- 3 -
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(
- 4 -
21 pin connector
Connected
Not Connected (open) * at 20Hz - 20kHz
Pin No
1
2
4
Signal
Signal level
1
Audio output B
(right)
(right)
Standard level : 0.5V rms
Output impedence : Less than 1kohm*
Output impedence : Less than 1kohm*
2
Audio output B
(right)
(right)
Standard level : 0.5V rms
Output impedence : More than 10kohm*
Output impedence : More than 10kohm*
3
Audio output A
(left)
(left)
Standard level : 0.5V rms
Output impedence : Less than 1kohm*
Output impedence : Less than 1kohm*
4
Ground (audio)
5
Ground (blue)
6
Audio input A
(left)
(left)
Standard level : 0.5V rms
Output impedence : More than 10kohm*
Output impedence : More than 10kohm*
7
Blue input
0.7 +/- 3dB, 75 ohms positive
8
Function select
(AV control)
(AV control)
High state (9.5-12V) : Part mode
Low state (0-2V) : TV mode
Input impedence : More than 10K ohms
Input capacitance : Less than 2nF
Low state (0-2V) : TV mode
Input impedence : More than 10K ohms
Input capacitance : Less than 2nF
9
Ground (green)
10
Open
11
Green
Green signal : 0.7 +/- 3dB, 75 ohms,
positive
positive
12
Open
13
Ground (red)
14
Ground (blanking)
15
_
_
Red input
0.7 +/- 3dB, 75 ohms, positive
_
(S signal Chroma
input)
input)
0.3 +/- 3dB, 75 ohms, positive
16
Blanking input
(Ys signal)
(Ys signal)
High state (1-3V) Low state (0-0.4V)
Input impedence : 75 ohms
Input impedence : 75 ohms
17
Ground (video
output)
output)
18
Ground (video
input)
input)
19
Video output
1V +/- 3dB, 75ohms, positive sync 0.3V
(-3+10dB)
(-3+10dB)
20
_
_
Video input
1V +/- 3dB, 75ohms, positive sync 0.3V
(-3+10dB)
(-3+10dB)
_
Video input
Y (S signal)
Y (S signal)
1V +/- 3dB, 75ohms, positive sync 0.3V
(-3+10dB)
(-3+10dB)
21
Common ground
(plug, shield)
(plug, shield)
19
17
15
13
11
9
7
5
3
1
20
18
16
14
12
10
8
6
4
2
21
Rear Connection Panel
Front Connection Panel
p
- +
4
MONO
4
L/G/S/I
R/D/D/D
s
4
n
o
i
t
a
r
u
g
i
f
n
o
c
n
i
p
t
e
k
c
o
s
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d
i
V
S
n
i
P
o
N
l
a
n
g
i
S
l
e
v
e
L
l
a
n
g
i
S
1
d
n
u
o
r
G
-
2
d
n
u
o
r
G
-
3
t
u
p
n
i
)
l
a
n
g
i
s
S
(
Y
,
m
h
o
5
7
B
d
3
-
/
+
V
1
V
3
.
0
.
c
n
y
S
e
v
i
t
i
s
o
p
B
d
0
1
+
3
-
4
t
u
p
n
i
)
l
a
n
g
i
s
S
(
C
B
d
3
-
/
+
V
3
.
0
e
v
i
t
i
s
o
p
,
m
h
o
5
7
.
c
n
y
S
S-Video
socket
3