Section 4: Circuit Adjustments; Electrical Adjustments By Remote Commander; Reading The Memory; Adjusting The Picture - Sony TRINITRON KV-32HS20 Service Manual

ELECTRICAL ADJUSTMENTS BY REMOTE COMMANDER

Use the Remote Commander (RM-Y183, RM-Y184) to perform the circuit adjustments in this section.
Test Equipment Required: 1. Pattern generator 2. Frequency counter 3. Digital multimeter 4. Audio oscillator
4-1. SETTING THE SERVICE ADJUSTMENT
MODE
1. Standby mode (Power off).
2. Press the following buttons on the remote commander within one
second of each other:
Channel 5
DISPLAY
SERVICE ADJUSTMENT MODE VIEW
Device Item
2150P-1
Register
SBOT
Item
F/A FLAG:
CBA FLAG:

READING THE MEMORY

1. Enter into service mode.
2. Press 0 on the remote commander.
3. Press ENTER to read memory.

ADJUSTING THE PICTURE

1. Enter into service mode
2. Press 2 or 5 on the remote to select the device item.
3. Press 1 or 4 on the remote to select an item.
4. Press 3 or 6 on the remote to change the data.
5. Press MUTING then ENTER to write into memory.

4-1.1 RESETTING THE DATA

Note: Be careful when using the remote! It will clear and re-initialize
ALL NVM data including defl ection adjustment data if not reset
properly as follows:
RESETTING THE DEFLECTION NVM DATA
1. Enter into service mode.
2. Press 7 , then MENU , and then press ENTER on the remote.

RESETTING THE SYSTEM NVM DATA

1. Enter into service mode.
2. Press 7 , then 9 , and then press ENTER on the remote.
RESETTING THE SYSTEM NVM DATA
1. Enter into service mode.
2. Press 8 and then press ENTER on the remote.

SECTION 4: CIRCUIT ADJUSTMENTS

Sound Volume +
Power
Data Item
0 +7 SERVICE
TV
WSL: 0
KV-32HS20/36HS20/36HS20H/32XBR450/36XBR450/36XBR450H
4-2. MEMORY WRITE CONFIRMATION
METHOD
1. After adjustment, pull out the plug from the AC outlet, then replace the
plug in the AC outlet again.
2. Turn the power switch ON and set to Service Mode.
3. Call the adjusted items again to confi rm they were adjusted.
4-3. REMOTE ADJUSTMENT BUTTONS AND
INDICATORS
WRITE
INTO MEMORY
ITEM UP
ITEM DOWN
TEST
RESET
(KV-32HS20/36HS20/36HS20H ONLY)
— 18 —
DEVICE UP
DATA UP
DATA DOWN
DEVICE DOWN
EXECUTE
MEMORY
RM-Y183
READ