Power Failure Detection Tree - Sanyo PLV-80 Service Manual

Chassis Description

Power failure detection tree

DRIVE BOARD
15.7V
IC1621
<LENS SHIFT>
10VA
9VA
6V
6V
IC5891
5V
MAIN BOARD
3.3V
3.3V
S3.3V
S3.3V
S16V
S16V
S6V
S6V
S-5V
S-5V
S-5V
AV BOARD
I/F BOARD
Fans
IC1621
IC1611
IC1602
<FOCUS> <ZOOM>
IC1652
<VOLUME>
L261
IC261
L262
L262
L9206
IC9293
L9207
L271
IC271
L272
L9203
IC9292
3.3V_AD1
L9204
L9205
IC3401
1.5V_F`GA
L3402
L3403
3.3V_FPGA
L3404
3.3V_PLLA
IC491
1.8VGA
L496
3.3VGA
IC1306
S1.8V_PW
IC1307 3.S2.5V_PW
IC1351 12V
IC1541
15.5V
S5V
IC5881 Q1551
S5V
IC8701
FAN CONTROL CIRCUIT
DETECTION
LINE NAME
D1604
D1653
D5802
3.3V_AD1 D261
3.3V_AD2 D262
3.3V_AD2 D263
D9201
3.3VA_VD
D9202
3.3VD_VD
D271
5VA
5V_VD D272
D5801
D9203
1.8VD_VD
D9204
1.8VA_VD
D9206
1.8VL_VD
L3401
D3401
1.5V_PLLA
D3402
1.5V_PLLG
D491
D1351
D1541
5V_DAC
D1551
Q5801
Q4001
D3013,D2001,D1301
-56-
ERROR INFO.
* See Error
M/A_PF
M/A,16V
MAIN, 6V
MAIN_6V_PF
AD_3.3V_PF ANALOG, 3.3V
ANALOG, 6V
AD_5V/PF
MAIN, 3.3V
MAIN_3.3V_PF
VDEC_1.8V_PF ANALOG, 1.8V
FPGA_1.5V_PF FPGA, 1.5V
GAMMA, 1.8V
GAM_1.8V_PF
GAMMA, 12V
GAM_12V_PF
GAMMA, 15.5V
GAM_15.5V_PF
GAMMA, 5V
GAM_5V_PF
MAIN, S-5V
MAIN_S-5V_PF
AV, S-5V
-5V_AV_PF
AV, S5V
S5V_AV_PF
PJNET_PF PJNET,S5V
FAN_PF FAN, 16V
Information
table on page
59