Read Sony KDS-60R2000 Service Manual online
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KDS-60R2000
RM-GD001
SECTION 1
SELF DIAGNOSIS FUNCTION
1. Summary of Self-Diagnosis Function
- This device includes a self-diagnosis function.
- In case of abnormalities, the 1-On/ standby
- In case of abnormalities, the 1-On/ standby
the 1-On/ standby
indicator automatically blinks. It is possible to
predict the abnormality location by the number of blinks. The Instruction Manual
describes blinking of
indicator.
- If the symptom is not reproduced sometimes in case of a malfunction, there is recording of
whether a malfunction was generated or not. Operate the remote command to confirm the
matter on the screen and to predict the location of the abnormality.
matter on the screen and to predict the location of the abnormality.
2. Diagnosis Items and Prediction of Malfunction Location
- When a malfunction occurs the 1-On/ standby indicator only blinks for one of the
following diagnosis items. In case of two or more malfunctions, the item which first
occurred blinks. If the malfunctions occurred simultaneously, the item with the lower
blink count blinks first.
occurred blinks. If the malfunctions occurred simultaneously, the item with the lower
blink count blinks first.
- The screen display displays the results regarding all the diagnosis items listed below.
The display "0" means that no malfunctions occurred.
Defected symptoms
La
Temp. over
mp cover
3
2 times
times
- L
-The periphery of lamp
heats up abnormally
heats up abnormally
amp cover is not
attached securely.
Diagnosis Item
Number of times
1-On/ standby
indicator blinks
Probable Cause
Location
Lamp driver
5 times
- Lamp driver is faulty.
- No picture/No sound
Power error
6 times
- 11V is low.
- No picture/No sound
- Lamp for the light
source burns out.
source burns out.
- No picture/No sound
- Speaker line is shorted.
Power OVP
8 times
-11V is over voltage.
- No picture/No sound
Fan error
4 times
- Fan power is not
supplied.
- Fan connector is not
attached securely.
attached securely.
- No picture/No sound
Lamp error
LAMP-LED flashes
- No picture/No sound
Audio prot
7 times
- No picture/No sound
- No picture/No sound
Digital Board error
Digital Com error
-The voltage of DTAU
board is low.
board is low.
- No picture/No sound
-The communication with
DTAU board is impossible.
DTAU board is impossible.
- No picture/No sound
Temperature sensors,
Bus decoder ICs
(IC1700, 1800, 1900,
5066, 2305)
IC6402
Bus decoder ICs
(IC1700, 1800, 1900,
5066, 2305)
IC6402
Device error
9 times
10 times
11 times
-No picture/No sound
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