13
13-1
13-2
21YF30
HEADPHONE JACK CHECKING
No. Adjustment point
Adjustment procedure/conditions
Waveform and others
HEADPHONE
OUTPUT
CHECKING
1) Receive PAL COLOUR BAR with SOUND 400Hz,
100% MODULATION (
±
50kHz Dev).
2) Maximum volume, and check the headphone
output with 400Hz sound and no sound out from
speaker.
1
BILINGUAL FUNCTION CHECKING (FOR BILINGUAL MODELS ONLY)
No. Adjustment point
Adjustment procedure/conditions
Waveform and others
BILINGUAL
FUNCTION
CHECKING
1) Receive bilingual channel.
2) Press R/C "MPX" button, and the sound will
change from SOUND 1 to SOUND 2.
1
SHOCK TEST CHECKING
No. Adjustment point
Adjustment procedure/conditions
Waveform and others
SHOCK TEST
1) Hit at the top of TV set for two time.
2) Check TV set not damage and TV operation op-
erate correctly.
1
Summary of Contents for 21YF30
Page 32: ...21YF30 32 SOLID STATE DEVICE BASE DIAGRAM TOP VIEW SIDE VIEW ...
Page 33: ...33 21YF30 M E M O ...
Page 34: ...34 21YF30 WAVEFORMS ...
Page 35: ...35 21YF30 CHASSIS LAYOUT ...
Page 36: ...36 21YF30 1 2 3 4 5 6 7 8 9 10 A B C D E F G H I J BLOCK DIAGRAM PWB A MAIN BLOCK ...
Page 37: ...37 21YF30 10 11 12 13 14 15 16 17 18 19 ...
Page 39: ...39 21YF30 1 2 3 4 5 6 7 8 9 10 A B C D E F G H I J PWB E S CONTROL BLOCK ...
Page 42: ...42 21YF30 1 2 3 4 5 6 7 8 9 10 A B C D E F G H I J SCHEMATIC DIAGRAM MAIN Unit ...
Page 43: ...43 21YF30 10 11 12 13 14 15 16 17 18 19 ...
Page 44: ...44 21YF30 1 2 3 4 5 6 7 8 9 10 A B C D E F G H I J SCHEMATIC DIAGRAM S CONTROL Unit ...
Page 46: ...46 21YF30 1 2 3 4 5 6 7 8 9 10 A B C D E F G H I J PWB A MAIN Unit Component Side ...
Page 47: ...47 21YF30 10 11 12 13 14 15 16 17 18 19 ...
Page 58: ...Ref No Part No Description Code Ref No Part No Description Code 58 21YF30 PACKING OF THE SET ...
Page 59: ...Ref No Part No Description Code Ref No Part No Description Code 59 21YF30 ...