Sony DSC-T1 (serv.man2) Service Manual ▷ View online
6-35
DSC-T1
2-2.
SERVICE MODE
1. Setting the Test Mode
Page 2F
Address 23
Data
Function
80
Normal
01
Forced STILL mode power ON
02
Forced PLAY mode power ON
00
Forced MOVIE mode power ON
• Before setting the data, select page: 00, address: 01, and set data:
01.
• For page 2F, the data set is recorded in the non-volatile memory
by saving data. In this case, take note that the test mode will not
be exited even when the main power is turned off.
be exited even when the main power is turned off.
• After completing adjustments/repairs, release the data setting .
1) Select page: 00, address: 01, and set data: 01.
2) Select page: 2F, address: 23, and set data: 80.
3) Save the data.
4) Wait for 2 sec.
5) Select page: 00, address: 01, and set data: 00.
2) Select page: 2F, address: 23, and set data: 80.
3) Save the data.
4) Wait for 2 sec.
5) Select page: 00, address: 01, and set data: 00.
2. Bit value discrimination
Bit values must be discriminated using the hexadecimal data for
following items. Use the table below to discriminate if the bit value
is “1” or “0”.
following items. Use the table below to discriminate if the bit value
is “1” or “0”.
Examples:
If the hexadecimal data is “8E”, the bit values for bit7 to bit4
are shown in the A column, and the bit values for bit3 to bit0
are shown in the B column.
are shown in the A column, and the bit values for bit3 to bit0
are shown in the B column.
bit3 to bit0 discrimination
bit7 to bit4 discrimination
Hexadecimal data
Display on the
adjustment
remote
commander
0
1
2
3
4
5
6
7
8
9
A (
A
)
B (
b
)
C (
c
)
D (
d
)
E (
E
)
F (
F
)
Bit values
bit3
or
bit7
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
bit2
or
bit6
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
bit1
or
bit5
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
bit0
or
bit4
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
A
B
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DSC-T1
3. Switch check (1)
Page 20
Address 80
Function
POWER switch (XPWER ON)
(Control switch block S001)
Lens cover open switch (XLENS CAP ON)
(SY-95 board S401)
(SY-95 board S401)
When bit value=1
OFF
Closed
When bit value=0
ON
Open
Using method:
1)
1)
Select page: 20, address: 80.
2)
Read the data. By discriminating the bit value of the data, the state of the switches can be discriminated.
Bit
0
2
4. Switch check (2)
Page 20
Address 90 to 92, 95
Address
90
(MODE AD0)
(IC491
J6
)
91
(KEY AD1)
(IC491
H6
)
92
(KEY AD2)
(IC491
G6
)
94
(MODE DIAL0)
(IC491
J8
)
00 to 0B
MENU
(Control switch block)
(S007)
Control button UP
(Control switch block)
(S006)
WIDE
(Control switch block)
(S003)
Mode switch MOVIE
(MS-148 board)
(S101)
0C to 26
Control button LEFT
(Control switch block)
(Control switch block)
(S005)
IMAGE SIZE/DELETE
(Control switch block)
(S009)
TELE
(Control switch block)
(S004)
Mode switch STILL
(MS-148 board)
(S101)
27 to 47
DISPLAY/LCD BACK LIGHT
(Control switch block)
(S013)
Control button RIGHT
(Control switch block)
(S010)
Mode switch PLAY
(MS-148 board)
(S101)
48 to 72
Control button DOWN
(Control switch block)
(S011)
Control button SET
(Control switch block)
(S008)
73 to FF
No key input
No key input
No key input
Data
5. Switch check (3)
Page 80
Address 13
Function
Shutter button (XAE LOCK SW)
(Control switch block S002)
(Control switch block S002)
Shutter button (XSHTR ON SW)
(Control switch block S002)
(Control switch block S002)
When data = 01
On
Off
When data = 02
On
On
When data = 00
Off
Off
Using method:
1)
1)
Select page: 80, address: 13.
2)
Read the data. By discriminating the data, the state of the switches can be discriminated.
Using method:
1)
1)
Select page: 20, address: 90 to 92, 95.
2)
Read the data. By discriminating the data, the pressed key can be discriminated.
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DSC-T1
6. LED check
Page 20
Address 04
Page 80
Address 12
Page 8E
Address FE
Using method:
1)
1)
Select page: 00, address: 01, set data: 01.
2)
Select page: 8E, address: FE, set data: 20.
3)
Select page: 80, address: 12, set data: 01.
4)
Select page: 20, address: 04, set data: 02.
5)
Check that all LED (Power, Flash/Charge, MS access, AF illmination) are lit.
6)
Select page: 20, address: 04, set data: 00.
7)
Select page: 80, address: 12, set data: 00.
8)
Select page: 8E, address: FE, set data: 00.
9)
Select page: 00, address: 01, set data: 00.
7. Record of Use check
Page 4F
Address 94 to 97
Using method:
1)
1)
The recording counter data is displayed at page: 4F, addresses: 94 to 97. These data are named D
94
, D
95
, D
96
and D
97
respectively.
2)
Calculate the recording counter (N) using following equation. (Hexadecimal calculation)
N = D
N = D
97
+ D
96
×
100 + D
95
×
10000 + D
94
×
1000000
Address
94
95
96
97
Function
Recording counter
(Hexadecimal)
(Hexadecimal)
Remarks
1000000-digit and 1000000-digit
1000000-digit and 10000-digit
1000-digit and 100-digit
10-digit and 1-digit
8. Self Diagnostics Log check
Page 20
Address B0 to B8
*1:
“C”
t “01”, “E” t “03”
Using method:
1)
1)
The self diagnostics log is displayed at page: 20, addresses: B0 to B5.
Note:
These data will be erased when the lithium battery (CN-198 board) is removed.
Address
B0
B1
B2
B3
B4
B5
B6
B7
B8
Function
“Repaired by” code (Occurred 1st time) *1
“Block function” code (Occurred 1st time)
“Detailed” code (Occurred 1st time)
“Repaired by” code (Occurred 2nd time) *1
“Block function” code (Occurred 2nd time)
“Detailed” code (Occurred 2nd time)
“Repaired by” code (Occurred 3rd time) *1
“Block function” code (Occurred 3rd time)
“Detailed” code (Occurred 3rd time)
Initial value
00
00
00
00
00
00
00
00
00
✂
✂
〈
FOR CAMERA COLOR REPRODUCTION ADJUSTMENT
〉
Take a copy of CAMERA COLOR
REPRODUCTION FRAME with
a clear sheet for use.
REPRODUCTION FRAME with
a clear sheet for use.
DSC-T1
6-38E
〈
AF ILLUMINATION FRAME
〉
