Display Of Standby/Timer Led Flash Count; Stopping The Standby/Stereo Led Flash; Self-Diagnostic Screen Display; To Bring Up Screen Test - Sony Trinitron KV-32XBR400 Service Manual

No. of times
Diagnostic STANDBY/STEREO
Item/Description LED flashes
LOW B OCP/OVP
(overcurrent/overvoltage)
(see Note 3)
Horizontal Deflection
Stopped
Note 1: If a +B overcurrent is detected, stoppage of the vertical deflection is detected simultaneously.
The symptom that is diagnosed first by the microcontroller is displayed on screen.
Note 2: Refer to Screen (G2) Adjustment in Section 3-4 of this manual.
Note 3: If STANDBY/STEREO LED flashes 6 times, unplug unit and wait ten seconds before performing
adjustment.

Display of Standby/Timer LED Flash Count

*One flash count is not used for self-diagnostic.

Stopping the STANDBY/STEREO LED Flash

Turn off the power switch on the TV main unit or unplug the power cord from the outlet to stop the STANDBY/STEREO LED from
flashing.

Self-Diagnostic Screen Display

For errors with symptoms such as "power sometimes shuts off" or "screen sometimes goes out" that cannot be confirmed, it is
possible to bring up past occurrences of failure on the screen for confirmation.

To Bring Up Screen Test

In standby mode, press buttons on the Remote Commander sequentially, in rapid succession, as shown below:
Display Channel 5
Self-Diagnostic Screen Display
SELF DIAGNOSTIC
2: +B OCP 0
3: +B OVP 0
4: V STOP 0
5: AKB 1
6: LOWB 0
7:H-STOP 0
101: WDT 0
Self-diagnostic
Display/
Diagnostic result
• +5 line is overloaded. (A, B Boards)
6 times 6:0 or 6:1
• +5 line is shorted. (A, B Boards)
• IC6007 is faulty. (A Board)
7 times 7:0 or 7:1
Sound volume Power ON
Note that this differs from entering the service mode (sound volume
Numeral "0" means that no fault was detected.
Numeral "1" means a fault was detected one time only.
KV-32XBR400/36XBR400/36XBR400H/38DRC1/38DRC1C
Probable Cause Location
— 5 —
Detected Symptoms
• No picture
• No picture
STANDBY/STEREO LED
+
).