— 9 —
KV-32HS500/32HV600/34DRC500/34XBR800/36HS500/
36XBR800/38DRC500/40XBR800/42DRC800
Self-Diagnostic Screen Display
For errors with symptoms such as “power sometimes shuts off” or “screen sometimes goes out” that cannot be con
fi
rmed, it is possible to bring up
past occurrences of failure on the screen for con
fi
rmation.
To Bring Up Screen Test
In standby mode, press buttons on the Remote Commander sequentially, in rapid succession, as shown below:
DISPLAY Channel 5 Sound volume - Power ON.
SELF DIAGNOSIS
2: +B OCP
0
3: +B OVP
0
4: VSTOP
0
5: AKB
1
6: LOWB
0
7: H-STOP
0
101: WDT
24
Handling of Self-Diagnostic Screen Display
Since the diagnostic results displayed on the screen are not automatically cleared, always check the self-diagnostic screen during repairs. When you
have completed the repairs, clear the result display to “0”.
Unless the result display is cleared to “0”, the self-diagnostic function will not be able to detect subsequent faults after completion of the repairs.
Clearing the Result Display
To clear the result display to “0”, press buttons on the Remote Commander sequentially when the diagnostic screen is displayed, as shown below:
ENTER
Channel 8
Quitting the Self-Diagnostic Screen
To quit the entire self-diagnostic screen, turn off the power switch on the Remote Commander or the main unit.
Self-Diagnostic Circuit
1
2
4
3
3
1
2
R5104
R5105
R5125
Q5018
RY6501
Q6527
Q6530
Q6532
D6537
D6505
D5007
PH6501
Q5004
R5013
D5005
IC6505
Q6522
1K-PROT2
+B OVP
HV PROT
UNREG 11V
5V
UNREG 7V
+B OCP
2
1
3
4
IC5007
VDY-
CRT
IC2801
Y/C JUNGLE
SCL
SDA
AKB
VPROT
HPROT
IC2300
MAIN MICRO
M
CLKO
DATO
AC RLY
LOW B ERR
OVP
OCP
STR
STBY-LED
STBY-LED
P_SW(-)
IC504
5V
+B
+B
+B
D
B
M
D
D
A
2
14
34
35
58
26
25
29
30
69
43
44
45
48
O
I
O
Numeral “0”
means that no fault was detected.
Numeral “1”
means a fault was detected one
time only.
Содержание FD Trinitron WEGA KV-36HS500
Страница 23: ... 23 KV 32HS500 32HV600 34DRC500 34XBR800 36HS500 36XBR800 38DRC500 40XBR800 42DRC800 3 3 HV SERVICE FLOWCHART ...
Страница 346: ......
Страница 347: ......
Страница 348: ......
Страница 349: ......
Страница 350: ......
Страница 351: ......
Страница 352: ......
Страница 416: ...3 3V al Input 9 965 925 02 DA4 B 6 6 ...