Sony KE-32TS2E / KE-32TS2U Service Manual ▷ View online
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(9) Remove the screws (M3×6) fixing the PSU board in position. (7 locations)
(10) Use cutting pliers to cut the nylon bands tying the following 5 power cables.
・
CN64 (PSU) ~ CN32 (Y-SUS)
:
・
CN65 (PSU) ~ CN23 (X-SUS)
:
・
CN66 (PSU) ~ CN42 (ABUSR)
:
・
CN67 (PSU) ~ CN52 (ABUSL)
:
・
CN22 (X-SUS) ~ CN23 (Y-SUS)
:
(11) Remove the PSU board.
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(12) When the installation of the board is complete, route the wires as shown below.
Pass the CN52 cable (RED/ BLK/ GRY)
under the signal cable.
under the signal cable.
Wrap the CN23 cable (YEL/BLK/GRY) around the other
cables (4 types) coming from the PSU board by one full turn
and then insert CN23 into the X-SUS board. (Note that the
cable must not touch the PSU board CN63.)
cables (4 types) coming from the PSU board by one full turn
and then insert CN23 into the X-SUS board. (Note that the
cable must not touch the PSU board CN63.)
Pass the CN42 cable (YEL/BLK/GRY)
under the signal cable.
under the signal cable.
CN63
Route it on top of the PSU signal cable.
Enlarged
CN63
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5.8
Panel Chassis Replacement Procedure
(1)
Remove the 6 types of printed-circuit board (X-SUS, Y-SUS, ABUSL, ABUSR, LOGIC,
and PSU) that are installed in the panel module.
and PSU) that are installed in the panel module.
For the removal procedure, refer to Section 5.2 to 5.7.
* Before removing the above 6 types of board, be sure to remove both ends of the single
power cable (BLU) and those of the four FPC cables (WHT) that are used to connect the
circuit boards.
circuit boards.
(2)
Remove the rivets fixing the complete panel chassis (maintenance part) and XBB board in
position (4 locations).
position (4 locations).
* The removed rivets are used only for keeping the machine from shifting during
transportation, and are not used for the product.
R iv e t ( P C B su p p o r t) x 4 p c s
C h a s s is
P a n e l
(3)
Install panel chassis (repair parts) the printed-circuit board that was removed in step (1) and
fix it in position. (Refer to the exploded view shown in Section 5.1.)
fix it in position. (Refer to the exploded view shown in Section 5.1.)
(4)
Print the serial ID number of the product to be repaired on the product label, which is
prepared separately. Attach the product label to the panel chassis on top of the X-SUS board
(See the photo)
prepared separately. Attach the product label to the panel chassis on top of the X-SUS board
(See the photo)
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6
Operation Check and Adjustment Method
6.1
List of Check and Adjustment Items
Adjustment position
Check and adjustment
Required timing
Labor required
Adjustment item
(Major item)
Adjustment item
(Minor item)
(Name of the part)
When PDP
panel is
replaced
When
X-SUS
board is
replaced
When
Y-SUS
board
is replaced
When
LOGIC
board
is replaced
When ABUS
board
is replaced
When PSU
board
is replaced
Jig/tools
Labor
(persons)
Time
(minutes)
(minutes)
Is detection adjustment X-SUS board RE1
1
1
Ve voltage adjustment
X-SUS board RE108
1
1
Vw voltage adjustment X-SUS sub-board R10
1
1
Vx voltage adjustment
X-SUS sub-board R39
1
1
CU timing adjustment
X-SUS sub-board VR1
1
1
CD timing adjustment
X-SUS sub-board VR2
1
1
LU timing adjustment
X-SUS sub-board VR3
1
1
LD timing adjustment
X-SUS sub-board VR4
1
1
Ve voltage adjustment
Y-SUS board RY75
1
1
Is detection adjustment Y-SUS board RE1Y
1
1
CU timing adjustment
Y-SUS sub-board VR1
1
1
CD timing adjustment
Y-SUS sub-board VR2
1
1
LU timing adjustment
Y-SUS sub-board VR3
1
1
LD timing adjustment
Y-SUS sub-board VR4
1
1
PFC voltage
adjustment
adjustment
PSU board RV301
1 1
Vs adj1
PSU board RV801
1
1
Vs adj2
PSU board RV802
1
1
Va adj2
PSU board RV803
1
1
Vs f min
PSU board RV901
1
1
Vpr adj
PSU sub-board RV201
1
1
Vcc f min
PSU sub-board RV150
1
1
Vcc adj
PSU sub-board RV270
1
1
Va adj1
PSU sub-board RV860
1
1
Vaa
PSU sub-board RV861
1
1
VR adjustment
Va f min
PSU sub-board RV950
Digital voltmeter ,
screwdriver
screwdriver
1 1
Vs voltage adjustment
LOGIC board(Vsvolt)
{
{
1
1
Va voltage adjustment
LOGIC board(Vavolt)
{
{
1
1
Vw voltage adjustment LOGIC board(Vwvolt)
{
{
1
1
Parameter
adjustment
adjustment
Vx voltage adjustment
LOGIC board(Vxvolt)
{
{
Interface board,
personal
computer, Digital
voltmeter
personal
computer, Digital
voltmeter
1 1
Error history clear
LOGIC board
(EEPROM)
(EEPROM)
{
{
{
{
{
1
1
Default setting
Accumulated power-on
time clear
time clear
LOGIC board
(EEPROM)
(EEPROM)
{
Interface board,
personal computer
personal computer
1 1
{ : Check, adjustment, or setup
Be sure to keep the default setup set at the factory.
(Do not change the VR control settings.)
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