Keyboard Panel(K1) - Philips Colour Television Service Manual

Circuit Diagrams and PWB Layouts
Keyboard Panel
1 2 3
KEYBOARD/LIGHT SENSOR AP
K1 K1
A
1201
1 +5V_STANDBY
2 KEYBOARD
3
4 +9V
5 ON_OFF_LED
B
6 LIGHT_SENSOR
7 RC5
S7B-EH
I021
ON_OFF_LED
1202
C
1
2
106957
D
E
2102
470n
3110
1M5
F I009
I006 3
2
G
H
6105
I001
TSOP1736UU1
3107
2
VS
VS
330R
3
OUT
OUT
1
GND
GND
I
3109
470R
I004
I005
J
3135 033 3343.4
1 2 3
DPTV585 AA 7.
4 5 6
KEYBOARD
I022 I024
3121
4120
+9V
560R
1301
LED-HOLDER
I007
I008 I012
3111
10K
I011
3112
3K3
I010
2104
7000-1
470n
LM358DR2 7000-2
LM358DR2
1 5
3113
7
6
4K7
I002
+5V_STANDBY
I003
RC5
4 5 6
70
8 9
7
I020
I014 I015 I016
I013
+9V
LIGHT_SENSOR
7
8 9
10 11 12
I017 I018 I019
EMG STAR PEMG
NOTES
1. CAPACITANCE VALUES ARE IN FARADS:
m=MILI u=MICRO n=NANO p=PICO f=FEMTO
2. RESISTANCE VALUES ARE IN OHMS:
R=OHM K=KILO M=MEGA G=GIGA T=TERA
3. SAFETY TRIANGLE REPRESENTS PCEC REPLACEMENT PART ONLY.
4. FOR VALUE SEE TABLE.
10 11 12
13
A
B
C
D
E
F
G
H
I
J
E_15000_049.eps
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