RCA MCR51R410 Service Manual page 25

1.4 Vertical scan output stage circuit LA7840/L
1.4.1 Features
Low power dissipation due to built-in pump-up circuit
Vertical output circuit
Thermal protection circuit built in
Excellent crossover characteristics
DC coupling possible
1.4.2 Block Diagram
1.4.3 Refer to Table 6 about Functions and Service Data of LA7840 s Pins.
SERVICE MANUAL
Fig.12
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