Text preview for : BA-6.pdf part of SONY BA-6 Sony BA-6 SERVICE MODE



Back to : BA-6.pdf | Home

Self Diagnosis

Supported model

SERVICE MANUAL
MODEL NAME REMOTE COMMANDER DESTINATION

BA-6 CHASSIS
CHASSIS NO.

KV-20FS100 KV-20FS100

RM-Y173 RM-Y173

US CND

SCC-S61A-A SCC-S59A-A

KV-24FV300

RM-Y180

TRINITRON® COLOR TELEVISION
9-965-922-03

KV-20FS100/20FV300/21FM100/21FS100/ 21FV300/24FV300/25FV300

SECTION 4: CIRCUIT ADJUSTMENTS ELECTRICAL ADJUSTMENTS BY REMOTE COMMANDER
Use the Remote Commander (RM-Y172, RM-Y173, RM-Y180) 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 a second of each other: Channel 5 Sound Volumne + Power Display

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 confirm they were adjusted.

SERVICE ADJUSTMENT MODE ON
1. The CRT displays the item being adjusted.
Mode Category service Signal Type ntsc vchp 00000000 00000000 defl Display Item Item Data hsiz 16

4-3. REMOTE ADJUSTMENT BUTTONS AND INDICATORS
MUTING
(Enter into memory)

POWER
(Service Mode)

DISPLAY
2. Press 1 or 4 on the Remote Commander to select the item. 3. Press 3 or 6 on the Remote Commander to change the data. 4. Press MUTING then ENTER to write into memory. (Service Mode) 3 Item (Data up) 6 Item (Data down) 5 (Device item down)

SERVICE ADJUSTMENT MODE MEMORY
Mode Category service Signal Type ntsc vchp 00000000 defl Display Item Item Data hsiz 16 write 00000000 ENTER Red MUTING Green

1 Disp. (Item up) 2 (Device Item Up) 4 Disp. (Item down) 8 (Initialize)

ENTER
(Enter into memory) 0 (Remove from memory)

1. Press 8 then ENTER on the Remote Commander to initialize.

Mode

Category defl

Display Item hsiz 16 write

Item Data MUTING Green

VOLUME (+)
(Service Mode)

service Signal Type ntsc vchp

00000000

00000000

ENTER

Red

RM-Y180
Carry out Step 1 when adjusting IDs 0-6 and when replacing and adjusting IC002

2. Turn set off then on to exit Service Adjustment Mode.

-- 17 --