SERVICE MANUAL FOR M35&36; CHASSIS

TCL
Pin Connections and Short Descriptions
NC = not connected
LV = if not used, leave vacant
X = obligatory; connect as described in circuit diagram
Chassis M35&36 Service Manual
IN = Input
OUT = Output
SUPPLY = Supply
No. Pin Name Pin No. Type
Connection
(if not used)
Short Description
1 P17 1 IN/OUT LV Port 1, Bit 7
2 P16 2 IN/OUT LV Port 1, Bit 6
3 VSUP P1 3 SUPPLY X Supply Voltage, Port 1
4 GND P1 4 SUPPLY X Ground, Port 1
5 P15 5 IN/OUT LV Port 1, Bit 5
6 P14 6 IN/OUT LV Port 1, Bit 4
7 P13 7 IN/OUT LV Port 1, Bit 3
8 P12 8 IN/OUT LV Port 1, Bit 2
9 P11 9 IN/OUT LV Port 1, Bit 1
10 P10 10 IN/OUT LV Port 1, Bit 0
11 VOUT 11 OUT LV Analog Video Output
12 VRT 12 IN X Reference Voltage Top, Video ADC
13 SGND 13 IN GND AF Signal Ground for Analog Input
14 GND AF 14 SUPPLY X Ground, Analog Front-end
15 VSUP AF 15 SUPPLY X Supply Voltage, Analog Front-end
16 CBIN 16 IN VRT Analog Component Cb Input
17 CIN1 17 IN VRT Analog Chroma 1 Input
18 CIN2/CRIN 18 IN VRT
Analog Chroma 2 Input/
Analog Component Cr Input
19 VIN1 19 IN VRT Analog Video 1 Input
20 VIN2 20 IN VRT Analog Video 2 Input
21 VIN3 21 IN VRT Analog Video 3 Input
22 VIN4 22 IN VRT Analog Video 4 Input
23 TEST 23 IN GND S Test Pin, reserved for Test
24 HOUT 24 OUT X Horizontal Drive Output
25 VSUP D 25 SUPPLY X Supply Voltage, Digital Circuitry
26 GND D 26 SUPPLY X Ground, Digital Circuitry
27 FBLIN 27 IN GND AB Fast Blank Input
28 RIN 28 IN GND AB Analog Red Input
29 GIN 29 IN GND AB Analog Green Input
30 BIN 30 IN GND AB Analog Blue Input
31 VPROT 31 IN GND D Vertical Protection Input
32 SAFETY 32 IN GND D Safety Input
33 HFLB 33 IN HOUT Horizontal Flyback Input
34 VERTQ 34 OUT LV Differential Vertical Sawtooth Output
35 VERT 35 OUT LV Differential Vertical Sawtooth Output
36 EW 36 OUT LV Vertical Parabola Output
37 SENSE 37 IN GND AB Sense ADC Input
38 GNDM 38 SUPPLY X Ground, MADC Input
39 RSW1 39 OUT LV Range Switch 1 for Measurement ADC
40 RSW2 40 OUT LV Range Switch 2 for Measurement ADC
41 SVMOUT 41 OUT VSUP AB Scan Velocity Modulation Output
42 ROUT 42 OUT VSUP AB Analog Red Output
43 GOUT 43 OUT VSUP AB Analog Red Output
44 BOUT 44 OUT VSUP AB Analog Blue Output
45 VSUP AB 45 SUPPLY X Supply Voltage, Analog Back-end
46 GND AB 46 SUPPLY X Ground, Analog Back-end
47 VRD 47 IN X DAC Reference
48 XREF 48 IN X Reference Input for RGB DACs
49 AIN3 49 IN GND S Analog Audio 3Input
50 AIN2 50 IN GND S Analog Audio 2Input
41 03.Mar.2003