Sony KE-42TS2E / KE-42TS2U Service Manual ▷ View online
42
4.7
Problem Analysis Using a Personal Computer
4.7.1 Connecting a computer
(1)
Set the module in accordance with Chapter 4.4.
(2)
Connect the RS-232C terminal of the computer to the RS-232C terminal of the interface board.
(3)
Turn on the main power to the interface board.(Red LED goes on.)
4.7.2 Preparing a computer
(1)
Turn on the main power to the computer.
(2)
Set the PDPgo switch on the interface board to ON and turn on the main power to the module.
(3)
For computer running DOS/V:
C : ¥ >FHPH2<ENTER>
For computer running WINDOWS:
Start menu
→ Run → FHPH2<ENTER>
(4)
The following menu screen appears.
POWER indicator (red LED)
** Module information menu
POWER ON menu
Problem analysis menu
Voltage adjustment menu
Accumulated power-on time menu
Logic board change menu
EXIT
42H2 Main menu <Rev. SVH2E 1.0>
43
*1:
Use COM1: for the computer's communication port.
*2:
Set the communication setup as follows.
Speed: 9600 bps
Data: 7 bits
Parity: none
Stop bit: 1 bit
In Windows, restart the computer after setting the communication setup.
*3: If the program starts up while the module standby power is not yet turned on, the menu screen
will not be displayed.
4.7.3 Problem Analysis Procedure
(1) Select the problem analysis menu from the main menu using the ↑key or ↓key and press
<ENTER> key to start the program.
Module information menu
POWER ON menu
** Problem analysis menu
Voltage adjustment menu
Accumulated power-on time menu
Logic board change menu
EXIT
42H2 Main menu <Rev. SVH2E 1.0>
44
(2)
Check the error code (hexadecimal number) from the Latest error code read-out menu and locate
the faulty position from the following table.
the faulty position from the following table.
42H2 Problem analysis menu
**_Condition code
:** (Hex)
Latest error code
:** (Hex)
Previous error Code
:** (Hex)
2nd previous error code
:** (Hex)
3rd previous error code
:** (Hex)
4th previous error code
:** (Hex)
5th previous error code
:** (Hex)
6th previous error code
:** (Hex)
7th previous error code
:** (Hex)
8th previous error code
:** (Hex)
9th previous error code
:** (Hex)
10th previous error code
:** (Hex)
11th previous error code
:** (Hex)
12th previous error code
:** (Hex)
13th previous error code
:** (Hex)
14th previous error code
:** (Hex)
15th previous error code
:** (Hex)
Error code clear / execute
RETURN
EXIT
EXIT
モジュールの状態
を示します。
を示します。
最新のエラーコー
ドを示します。
ドを示します。
過去のエラーコー
ドを新しい順に示
します。
ドを新しい順に示
します。
全エラーコードを
０クリアします。
０クリアします。
故障解析メニューの表示例
(3)
Select RETURN using the ↑key or ↓key and press <ENTER> key to start the program, then
the screen returns to the menu screen.
the screen returns to the menu screen.
* When EXIT is selected, the screen returns to the WINDOWS or DOS screen.
The state of the module is shown.
The latest error code is shown.
A past error code is shown in
new the order.
All error code is cleared to 0.
Example of displaying breakdown analysis
45
Error code table
Suspected faulty board
(In the order of higher probability of defect)
ERR
code
code
Detect
position
(board)
Contents
(1) (2) (3) (4) (5) (6) (7)
Remarks
00
LOGIC
STANDBY power is stopped
PSU
PSU temperature has
probably increased
probably increased
04
LOGIC
3.3V power voltage has dropped
LOGIC
PSU
06
3.3V power startup is faulty
X-SUS
Y-SUS
ADM1 - 8 PSU
ABUS-L ABUS-R LOGIC
18
Internal I2C_SCL1_LOW level
LOGIC
19
Internal I2C_ACK does not respond
LOGIC
1C
EEPROM initial setting is defective
LOGIC
1D
EEPROM write-down is defective
LOGIC
1E
EEPROM user initial setting is defective
LOGIC
1F
EEPROM factory setting reading is defective
LOGIC
24
X-SUS
Vex power voltage has decreased
X-SUS
LOGIC
25
Vex power voltage is excessive
X-SUS
26
Vex power startup is faulty.
X-SUS
LOGIC
28
Vx power voltage has dropped
X-SUS
LOGIC
29
Vx power voltage is excessive
X-SUS
2A
Vx power startup is faulty.
X-SUS
LOGIC
2C
Vpx voltage has dropped
X-SUS
LOGIC
2D
Vpx voltage is excessive
X-SUS
LOGIC
30
Vpx1 voltage has dropped
X-SUS
LOGIC
31
Vpx1 voltage is excessive
X-SUS
LOGIC
34
Vpx2 voltage has dropped
X-SUS
LOGIC
35
Vpx2 voltage is excessive
X-SUS
LOGIC
39
Vs power current is excessive (during
operation)
operation)
X-SUS Panel LOGIC
3B
Vs power current is excessive (during startup) X-SUS
Panel
LOGIC
44
Y-SUS
Vey power voltage has dropped
Y-SUS
LOGIC
45
Vey power voltage is excessive
Y-SUS
46
Vey power startup is faulty.
Y-SUS
LOGIC
4C
Vpy voltage has dropped
Y-SUS
LOGIC
4D
Vpy voltage is excessive
Y-SUS
LOGIC
50
Vpy1 voltage has dropped
Y-SUS
LOGIC
51
Vpy1 voltage is excessive
Y-SUS
LOGIC
54
Vpy2 voltage has dropped
Y-SUS
LOGIC
55
Vpy2 voltage is excessive
Y-SUS
LOGIC
59
Vs power current is excessive (during
operation)
operation)
Y-SUS Panel LOGIC
5B
Vs power current is excessive (during startup) Y-SUS
Panel
LOGIC
5D
Vs power current is excessive (during
operation)
operation)
Y-SUS SDM Panel LOGIC
61
PSU
Vs power voltage is excessive
PSU
LOGIC
62
Vs power startup is faulty.
X-SUS
Y-SUS
PSU
LOGIC
64
Vex and Vpy power voltage has dropped
LOGIC
X-SUS
Y-SUS
65
Vex and Vey power voltage is excessive
X-SUS
Y-SUS
66
X-SUS
Y-SUS
Y-SUS
Vex and Vey power startup is faulty.
LOGIC
X-SUS
Y-SUS
68
X-SUS
Vw power voltage has dropped
Y-SUS
X-SUS
LOGIC
69
Vw power voltage is excessive
X-SUS
6A
Vw power startup is faulty.
Y-SUS
X-SUS
LOGIC
6C
Vpx and Vpy voltage has dropped
LOGIC
X-SUS
Y-SUS
6D
X-SUS
Y-SUS
Y-SUS
Vpx and Vpy voltage is excessive
LOGIC
X-SUS
Y-SUS
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