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A70PF(RX-777NS) 16 / 33
Yes
No
No Yes No Yes
No Yes No
No
No Yes Yes
Yes
No Yes No
No
Q703 (C)
1.0 ~ 1.2
KV
P-P
?
Q703 (B)
DRIVE
PULSE
Q702 (G)
DRIVE
PULSE
CHECK
B+ 51V
CHECK
B
+
= 15V?
CHECK
NO RASTER
CHECK
FBT
NO POWER
REPLACE
Q608
CHECK
15V LINE
CHECK
IC601
DEFLECTIVE
HOR. CKT
Q703
FAILURE
CHECK
T702
Q601,
Q602 (B)
BOUT
Q719,(G)
DRIVE
PULSE?
CHECK
Q719
CHECK
IC601
SURRONDING
CKT
FBT (3)
51V?
Summary of Contents for A70PF
Page 1: ...A70PF RX 777NS 1 33 A70PF Service Manual ...
Page 6: ...A70PF RX 777NS 6 33 D ADJUSTMENT CONTROL LOCATION ...
Page 10: ...A70PF RX 777NS 10 33 ...
Page 11: ...A70PF RX 777NS 11 33 ...
Page 29: ...A70PF RX 777NS 29 33 I EXPLODED DIAGRAM ...
Page 30: ...A70PF RX 777NS 30 33 J SCHEMATIC DIAGRAM ...
Page 31: ......
Page 32: ......
Page 33: ...A70PF RX 777NS 31 33 K PCB LAYOUT DIAGRAM MAIN BOARD ...
Page 34: ...A70PF RX 777NS 32 33 CRT BOARD ...
Page 35: ...A70PF RX 777NS 33 33 MEMO ...