Philips Q548.1E, Service Manual

Page: 58 / 119

EN 58 Q548.1E LA 9. Block Diagrams
2009-Apr-03
Wiring Diagram 37" (Roadrunner)
1M99
(B01B)
12. GND
11.
S DA- S ET
10. S CL- S ET
9. POWER-OK
8 . GND
7. BACKLIGHT-BOO S T
6. BACKLIGHT-OUT
5. LAMP-ON-OUT
4. GND
3 . GND
2. +12VD
1. +12VD
1M95
(B01B)
11. N.C
10. GND
S ND
9. +AUDIO-POWER
8 . +12V
7. +12V
6. +12V
5. GND
4. GND
3 . GND
2. S TANDBY
1. + 3 V 3 - S TANDBY
CN4
11. FAN_PWM
10. GND_
S ND
9. +V S ND
8 . +12V
7. +12V
6. +12V
5. GND1
4. GND1
3 . GND1
2. S TANDBY
1. 3 V 3 _ S T
CN5
12. GND1
11. I2C_DATA
10. I2C_
S CL
9. INV_OK
8 . A/P_DIM
7. BOO S T
6. DIM
5. BL_ON_OFF
4. GND1
3 . GND1
2. +12V
1. +12V
CN1
1.
N
2.
L
1M20
(B0 3 G)
8 . +5V
7. KEYBOARD
6. LED1
5. +
3 V 3 - S TANDBY
4. LED2
3 . RC
2. GND
1. LIGHT-
S EN S OR
17 3 6
(B06A)
3 . RIGHT- S PEAKER
2. GND S ND
1. LEFT- S PEAKER
17 3 5
(B06A)
4. RIGHT- S PEAKER
3 . GND S ND
2. GND S ND
1. LEFT- S PEAKER
83 0 8
WIRING DIAGRAM 3 7"
(ROADRUNNER)
SS B
(1150)
B
INLET
MAIN POWER S UPPLY
IPB DP S -29 8 CPA B
(1005)
CN2
1.
HV1
2.
N.C
.
3
. HV1
CN
3
1.
HV2
2.
N.C
.
3
. H
V
2
IR LED PANEL
(1112)
LCD DI S PLAY
(1004)
P2
3 P
P1
8 P
FUSE
8 M20
8 M95
8 M99
8 G50
8 G51
LEFT S PEAKER
(521 3 )
RIGHT S PEAKER
(521 3 )
TO
BACKLIGHT
1G50
(B07B)
1. N.C
2. N.C
...
...
...
3 9. N.C
40. N.C
41. N.C
1G51
(B07B)
1. +VDI S P-OUT
2. +VDI S P-OUT
3 . +VDI S P-OUT
4. +VDI S P-OUT
...
...
...
51. GND
1 8 560_410_090 33 1.ep s
09040 3
Board Level Repair
Component Level Repair
Only For Authorized Work
s hop
83 19
83 16
8
7
3
6
S UBWOOFER
(5214)
1M 83
(AL1)
1. S CL
2. S PI-DATA-IN
3 . S DA
4. CONTROL-1
5. CONTROL-2
6. +
3 V 3
7. BLANK
8 . EEPROM-C S
9. TEMP- S EN S OR
10. PROG
11. VLED1
12. GND
1
3 . VLED2
14. GND
1M 8 5
(AL4)
14. GND
1
3 . VLED2
12. GND
11. VLED1
10. PROG
9. TEMP-
S EN S OR
8 . EEPROM-C S
7. BLANK-BUF
6. +
3 V 3
5. PWM-CLOCK-BUF
4.
S PI-LATCH
3 . S PI-DATA-RETURN
2. S PI-DATA-OUT
1. S PI-CLOCK-BUF
1M 83
(AL1)
14. GND
1
3 . VLED2
12. GND
11. VLED1
10. PROG
9. TEMP-
S EN S OR
8 . EEPROM-C S
7. GND
6. +
3 V 3
5. CONTROL-2
4. CONTROL-1
3 . S DA
2. GND
1.
S CL
AMBI-LIGHT MODULE
(1175)
AL
AMBI-LIGHT MODULE
(1176)
AL
CN7
6.
GND
5.
+24V
4.
GND
3
. +
2
4
V
2.
GND
1.
+24V
TO
BACKLIGHT
KEYBO
ARD CONTR
OL
(1114)
1M59
(B0 8 E)
1. S CL-AMBI- 3 V 3
2. GND
3 . S DA-AMBI- 3 V 3
4. GND
5. GND
6. +
3 V 3
7. GND
8 M 8 5
8 M 8 5
8 M 8 5
+ -