Abnormal Vertical Scanning; S I D E - P I N C U S H I O N D I S T O R T I O; Poor Focus - Philips 107E7 Service Manual

17" CDT Color Monitor

7-6. Abnormal Vertical Scanning

1. Abnormal Vertical Size
READJUST V-SIZE FUNCTION VALUE
CHECK THE IC601 PIN1 ABOUT 11.8V
PIN 4 ABOUT -12V
CHECK VERT. OSC CIRCUIT
READJUST V-SIZE FUNCTION VALUE
2. Vertical Center
READJUST V-CENTER
7-7. Side-Pin Cushion Distortion
READJUST SIDEPIN

7-8. Poor Focus

READJUST FOCUS CONTROL
NG
OK
NG
OK
NG
NG
NG
CHECK D601, C605
RELATIVE CIRCUIT
CHECK THE VOLTAGE OF IC101
RELATIVE CIRCUIT
NG
CHECK IC101 PIN33, 34
RELATIVE CIRCUIT
CHECK IC101 AND IC601
RELATIVE CKT
CHECK IC101, Q406
RELATIVE CKT.
CHECK FOCUS CONTROL UNIT,
FOCUS LEAD WIRE, CRT SOCKET & CRT
33
107E7