Sanyo PLV-Z4 - Printed Wiring Board Diagrams

PCB_M4WA A9
■ Printed Wiring Board Diagrams
This projector is isolated from AC line by using the internal converter transformer.
Please pay attention to the following notes in servicing
1. Do not touch the part on hot side (primary circuit) or both parts on hot and cold
sides (secondary circuit) at the same time.
2. Do not shorten the circuit between hot and cold sides.
3. The grounding lead must be connected to the ground of the same circuit when
measuring of voltages and waveforms.
! CAUTION
R/C (SIDE:A) R/C (SIDE:B)
CTRL (SIDE:A)
1AA4B10C4860B
A-SIDE
A2801
C2801
C2802
C2803
C2804
D2801
D2802
R2801
R2802
1
4
K28D
MAIN “K8J”
B-SIDE
1AA4B10C4860A
A-SIDE
POWER
MENU
INPUT
SELECT
UP
DOWN
RIGHT
LEFT
LAMP_REPLACE
WARNING
POWER/READY
R2860
R2861
R2862
R2863
R2864
R2865
R2866
R2867
R2868
R2869
SC2851
SW6801
SW6802
SW6803
SW6804
SW6806
SW6807
SW6808
D6801
SW6809
D6802
D6803
D6804
R6801
R6802
D6806
R6803
D6807
R6804
D6809
R6806
R6807
R6808
R6809
D6811
D6812
D6813
C2851
C2852 C2853
C2854
D2851
D2852
D2853
D2854
R2851
R2852
D2856
R2853
D2857
R2854
D2858
D2859
R2856
R2857
R2858
R2859
R2850
D2850
R2855
D2855
D2860
D2861
20
19
2
1
Q2861
K28A
Q2862Q2863
Q2864
CTRL (SIDE:B)
B-SIDE
MAIN
“K8D”