Circuit Adjustments - Sony TRINITRON KV-27EXR20 Service Manual

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KV-27EXR20/27EXR25 KV-27EXR20/27EXR25
RM-Y103 RM-Y104 RM-Y103 RM-Y104
SECTION 5
CIRCUIT ADJUSTMENTS
5-1. ELECTRICAL ADJUSTMENT BY
REMOTE COMMANDER
Use of Remote Commander (RM-Y 103,RM-Y 104) can NOTE: Test Equipment Required.
be performed circuit adjustments about this model. 1. Pattern Generator
1. METHOD OF SETTING THE SERVICE MODE 2. Frequency counter
1) Press [POWER] button on the Remote Commander 3. Digital multimeter
while pressing switch on the rear of the set. 4. Audio OSC
Service mode switch
digital
multimeter
(1
[ +
regulated-dc
power supply
LI CI
ne
Big
item data
SERVICE HFRE_ 00
PIN P POWER
(KV-27EXR25 only)
POWER
MUTING
VIDEO