DOWNLOAD Sony KV-27HS420 Service Manual ↓ Size: 12.87 MB | Pages: 127 in PDF or view online for FREE

Model
KV-27HS420
Pages
127
Size
12.87 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kv-27hs420.pdf
Date

Sony KV-27HS420 Service Manual ▷ View online

34
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
Ref. #
Category
T8001
A
R8015
C
R8017
C
R8019
D
R8035
E
R8036
E
R8037
E
R8038
E
R8039
E
R8040
E
R8043
E
R8078
D
R8165
D
IC8005
C
IC8104
D
R8012
C
R8014
C
R8016
D
R8021
C
R8027
E
R8029
E
R8030
E
R8031
E
R8046
D
R8052
D
R8059
C
R8060
C
R8066
C
R8072
D
R8079
D
R8082
E
R6590
B
D8022
D
PH8003
C
Q8007
E
Q8008
E
IC8001
D
IC8002
C
IC8004
C
IC6503
B
HV SERVICE FLOWCHART TABLE
35
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
SECTION 4:  CIRCUIT ADJUSTMENTS
 ELECTRICAL ADJUSTMENTS BY REMOTE COMMANDER
 Use the Remote Commander (RM-Y197) to perform the circuit adjustments in this section.
 Test Equipment Required:   1. Pattern generator   2. Frequency counter   3. Digital multimeter  4.  Audio oscillator
4-1.SETTING SERVICE ADJUSTMENT MODE
1.  Standby mode (Power off).
2.  Press the following buttons on the remote commander within a second 
 
of each other: 
 
DISPLAY  
 Channel  5  
 Sound Volume  +  
 Power
4-1.1.  SERVICE ADJUSTMENT MODE IN
Disp.
(Item)
Item
data
0
VP
HSIZ
7
TV
Item
order
SERVICE
Mode
3.  The CRT displays the item being adjusted.
4. Press  1  or  2  on the Remote Commander to select the item.
5. Press 3  or   6  on the Remote Commander to change the data.
6. Press MUTING  then  ENTER  to write into memory.
4-1.2.SERVICE ADJUSTMENT MODE MEMORY
Disp.
(Item)
Item
data
SERVICE
0
VP
HSIZ
7
TV
Item
order
ENTER
MUTING
Red
Green
 
7. Press 8  on the Remote Commander to initialize.
Disp.
(Item)
Item
data
WRITE
0
VP
HSIZ
7
TV
Item
order
8.   DO NOT turn off set until SERVICE appears.
4-1.3.  READING THE MEMORY
1.  Enter into Service Mode.
2. Press 0  on the Remote Commander.
3. Press ENTER  to read memory.
4-1.4.  ADJUSTING THE PICTURE
1.  Enter into Service Mode
2. Press 2  or  5  on the remote to select the device item.
3. Press 1  or  4  on the remote to select an item.
4. Press 3  or  6  on the remote to change the data.
5. Press MUTING  then  ENTER  to write into memory.
4-1.5.  RESETTING THE DATA
 
CAUTION: Be careful when using the remote!  It will clear and re-
initialize ALL NVM data including defl ection adjustment data if not 
reset properly as follows:
4-1.6.  RESETTING THE MID NVM DATA
1.  Enter into Service Mode.
2. Press 7 , then  JUMP , and then press  ENTER  on the remote.
4-1.7.  RESETTING THE SYSTEM NVM DATA
1.  Enter into Service Mode. This resets DEFL adjust and video white 
balance.
2. Press 7 , then  9 , and then press  ENTER  on the remote.
4-1.8. COPY FUNCTION
How to use copy function for DA4 Chassis:
•  After writing your adjusted data into NVM, press  MUTING  
then  ENTER  , copy can be made by changing copy data from  0  to 
1  then  MUTING , and  ENTER  again.
WARNING:   DO NOT copy data before writing your corrected data in 
NVM. If data is copied before writing corrected data, old 
data will be copied.
•  CPY1: DF/DQP DATA 
(CXA2170D-4 Item 6)
36
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
4-2.MEMORY WRITE CONFIRMATION METHOD
1.  After adjustment, pull out the plug from the AC outlet, then replace the plug in the AC outlet again.
2.  Turn the power switch ON and set to Service Mode.
3.  Call the adjusted items again to confi rm they were adjusted.
4-3.REMOTE ADJUSTMENT BUTTONS AND INDICATORS
RM-Y197
(Enter into 
memory)
MUTING
POWER
(Service Mode)
Disp. (Item Up)
1
Device (Item up)
2
Disp.(Item Down)
4
(Initialize)
8
VOLUME (+)
(Service Mode)
3
Item 
(Data Up)
6
Item 
(Data Down)
5
(Device Item 
Down)
(Remove from 
Memory)
0
DISPLAY
(Service Mode)
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
37 
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
Category
No
Item
Range
*NOT be memorized
VERSION
0
VER*
0,1
0 *
1
DMY1*
0-255
0
3D-COMB
0
NRMD*
0-3
0 *
1
CLKS
0-3
1
2
NSDS*
0-3
0 *
3
MSS*
0-3
0 *
4
KILS*
0-3
1 *
5
FRZE*
0,1
0 *
6
EXCS
0-3
1
7
CDL
0-7
4
NRMD=0
NRMD=1
NRMD=2
NRMD=3
8
DYCO
0-15
2
2
2
2
9
DYGA
0-15
10
10
10
10
10
DCCO
0-15
5
5
5
5
11
DCGA
0-15
5
5
5
5
12
WSC
0-2
1
13
WSS
0,1
0
Vivid
 Standard
Movie
Pro
14
VAPG
0-7
4
2
2
0
15
VAPI
0-31
4
4
4
0
16
TEST*
0,1
0 *
RF
CV/YC
RF
CV/YC
 RF
CV/YC
RF
CV/YC
17
YPFT
0-3
3
3
3
3
3
3
3
3
3
18
YPFG
0-15
9
5
7
5
5
6
5
5
6
19
SEDC
0,1
0
20
SEDY
0,1
1
21
YHCO
0-3
1
22
YHCG
0,1
0
23
SYSP
0-3
0
24
TES2*
0-7
0 *
Note:
 Item * uses the fixed setting in
 normal TV operations.
 {Its setting can be changed for
 testing in Servcie mode only.
 But the change will not be
 memorized after leaving
 Service mode.}
Movie
Pro
Twin
Standard
Vivid
4-4.SERVICE DATA
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