Philips GM 5605 Manual page 3

Contents 3
II. Gaining access to the parts
A. Removing the cabinet panels 33
B. Removing the knobs 34
C. Removing the front panel 34
D. Removing the window and the graticule 34
III. Maintenance
A. Wafer switches 36
B. Cabinet panels 36
IV. Adjusting elements and their functions 37
V. Checking and adjusting
A. Mains current 38
B. Supply voltage + 280 V 38
C. Ripple on the supply voltage + 280 V 38
D. Barrel and pincushion distortion 38
E. Focusing and astigmatism 39
F. Y amplifier 39
G. X amplifier 41
H. Time base generator 45
VI. Replacing parts
A. Thermal fuse 47
B. Supply transformer 47
C. Switches SK2, SK3 and SK4 47
D. Switch wafers SK2 48
E. Switch wafers SK3 48
F. Switch wafers SK4 48
G. Potentiometers on the front panel . 48
H. CRT and valves 48
VII. Fault finding 54
VIII. List of parts
A. List of mechanical parts 55
B. List of electrical parts 58