Pioneer TS5 Service Manual page 47

CXA2161R (MAIN ASSY(4/7) : IC4001)
• AV Switch
•
Block Diagram(1/2)
Video and Digital section
Typical Connection
DIG FBLK_IN1 10
VCR FBLK_IN2 12
DIG BLUE VIN1 50
VCR BLUE VIN2 7
DIG GREEN / CVBS VIN3 51
VCR GREEN VIN4 6
DIG RED / CHROMA VIN5 52
DIG CHROMA VIN6 53
VCR RED / CHROMA VIN7 5
AUX CHROMA VIN13 1
DIG CVBS / LUMA VIN8 54
DIG CVBS / LUMA VIN9 55
VCR CVBS / LUMA VIN10 4
TV CVBS VIN11 3
AUX Y/CVBS VIN12 56
SYNC_ID 2
AUD_BIAS 18
VID_BIAS 49
+5V/12V_VCCA 24
-5V_GNDA 21
+5V_DIG 14
GND_DIG 8
+5V_VOUT 44
GND_VID 40
+5V_VID 48
+12V_DIG 15
SDA 34
SCL 35
VCR
FNC_VCR 13
Note: All video outputs contain 75Ω drivers, except Vout7.
FBLK_SW
+5V
0V
VIDEO SWITCH1 (TV)
DC Restore
DC Restore
DC Restore / Tip
DC Restore
DC Restore / C Bias
C Bias
DC Restore / C Bias
C Bias
Clamp Cntl
Tip
Tip
Tip
Tip
Tip
Sync
Detect
Mute
Bias
VIDEO SWITCH2 (VCR)
0/6/12V
Monitor
3.3V or 5V
Fast Mode
Compatible
TS5, BCT-1510, BCT-1520,
x2
x2
x2
RGB Gain Control
(+1,2,3dB)
x2
MIX_SW
x2
x2
0/6/12V
Interrupt
Control
LOGIC
BCT-1530
9 TV_FBLK
Output
47 VOUT1 T.V BLUE
disable
Output
46 VOUT2 T.V GREEN
disable
Output
45 VOUT3 T.V RED / C
disable
Output
44 VOUT4 T.V CVBS / Y
disable
Output
disable &
41 VOUT5 VCR CHROMA
Bi-direction
Control
Output
39 VOUT6 VCR CVBS / Y
disable
37 TRAP
x2
38 VOUT7 (CVBS)
MIX_SW
11 FNC_TV
36 INTERRUPT
33 LOGIC
Typical Connection
T.V
VCR
RF MOD
T.V.
MICRO
47