Read Sony SDM-N50 (serv.man2) Service Manual online
SDM-N50
– 2 –
Factorical preservation register
LED
LED indicates
Display part trouble
SHUTDOWN_LOG1 bit4 (16)
Part of the body only
Red (0.5 sec) and Off (0.5 sec)
Backlight trouble
SHUTDOWN_LOG1 bit2 (4)
Parts of the body and the display
Amber (0.5 sec) and Off (1.5 sec)
Body temperature trouble
SHUTDOWN_LOG1 bit3 (8)
Parts of the body and the display
Amber (1.0 sec) and Off (1.0 sec)
5V voltage anomalous
SHUTDOWN_LOG1 bit5 (32)
Parts of the body and the display
Amber (1.5 sec) and Off (0.5 sec)
3.3V voltage anomalous
SHUTDOWN_LOG1 bit6 (64)
Parts of the body and the display
Amber (1.5 sec) and Off (0.5 sec)
DIAGNOSIS
TIMING SPECIFICATION
PRIMARY MODE
MODE AT PRODUCTION
MODE 0
MODE 1
MODE 2
MODE 3
MODE 4
MODE 5
MODE 6
MODE 7
RESOLUTION
640 X 480
640 X 480
640 X 480
640 X 480
720 X 400
720 X 400
720 X 480
720 X 480
CLOCK
25.175 MHz
30.240 MHz
31.500 MHz
36.000 MHz
28.350 MHz
35.500 MHz
35.573 MHz
31.505 MHz
— HORIZONTAL —
H-FREQ
31.469 kHz
35.000 kHz
37.500 kHz
43.269 kHz
31.500 kHz
37.927 kHz
37.683 kHz
35.162 kHz
usec
usec
usec
usec
usec
usec
usec
usec
H. TOTAL
31.778
28.571
26.667
23.111
31.746
26.366
26.537
28.440
H. BLK
6.356
7.407
6.349
5.333
6.349
6.085
6.297
5.586
H. FP
0.636
2.116
0.508
1.556
0.635
1.014
0.450
1.079
H. SYNC
3.813
2.116
2.032
1.556
3.810
2.028
2.024
1.270
H. BP
1.907
3.175
3.810
2.222
1.905
3.042
3.823
3.238
H. ACTIV
25.422
21.164
20.317
17.778
25.397
20.282
20.240
22.854
— VERTICAL —
V. FREQ(Hz)
59.940 Hz
66.667 Hz
75.000 Hz
85.008 Hz
70.156 Hz
85.039 Hz
75.066 Hz
59.901 Hz
lines
lines
lines
lines
lines
lines
lines
lines
V. TOTAL
525
525
500
509
449
446
502
587
V. BLK
45
45
20
29
49
46
22
107
V. FP
10
3
1
1
12
1
2
12
V. SYNC
2
3
3
3
3
3
3
2
V. BP
33
39
16
25
34
42
17
93
V. ACTIV
480
480
480
480
400
400
480
480
— SYNC —
INT(G)
NO
NO
NO
NO
NO
NO
NO
NO
EXT(H/V)/POLARITY
YES N/N
YES N/N
YES N/N
YES N/N
YES N/P
YES N/P
YES N/N
YES N/N
EXT(CS)/POLARITY
NO
NO
NO
NO
NO
NO
NO
NO
INT/NON INT
NON INT
NON INT
NON INT
NON INT
NON INT
NON INT
NON INT
NON INT
Power saving function (user sensor/power saving mode)
This monitor meets the power-saving guidelines set by VESA,
E
NERGY
S
TAR, and NUTEK. If the monitor is connected to a computer
or video graphics board that is DPMS (Display Power Management Signaling) compliant, the monitor will automatically enter the power
saving mode. It automatically enters the low power consumption mode when the user sensor detects the absence of a user.
saving mode. It automatically enters the low power consumption mode when the user sensor detects the absence of a user.
Power consumption state
Power consumption
AC power indicator
1
(power) indicator
normal operation
35
W
green
green
1 low power consumption mode
≤ 4
W
green
green and orange alternate
2 power saving mode
≤ 3
W
orange
orange
1 (power): off
≤ 3
W
red
off
AC power: off
0 W
off
off
*Aging mode ........................................... No input signal and press CONT key for longer than 2 second.
Click on the first or last page to see other SDM-N50 (serv.man2) service manuals if exist.