Commodore 1084 S-D1 Service Manual page 14

5. МО VERTICAL SCAN (ONE HORIZ, ONE LINE RASTER)
CHECK/REPLACE 8227, R228, R234 `
NORMAL
CHECK/REPLACE VERTICAL
POWER RESISTOR R234
CHECK VERTICAL VOLTAGE
OF EACH PIN OF 1301
REPLACE 1301
CHECK/REPLACE DEFLECTION
YOKE AND-CONNECTION
6. OUT OF VERTICAL SYNC AND HORIZ. SYNC (COMPOSITE SYNC)
CHECK/REPLACE SIGNAL CABLE
ABNORMAL NORMAL
SIGNAL
INPUT JACK
OK OK NG
CHECK 1201, 1301 CHECK 1602 CHECK 1202 REPLACE 1202
NG NG
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