Service manual

ViewSonic Corporation Confidential - Do Not Copy VA903b-1_ VA903m-1
18
53 S[1] /
TCON[4]
S[1] /
TCON[4]
S[1] /
TCON[4]
S[1]/ BBLU[0]
/ TCON[4]
S[1] /
TCON[4]
(1), (2), (3)/
2mA
55 PWM2 /
COUT /
TCON[13]
PWM2 /
COUT /
TCON[13]
PWM2 /
COUT /
TCON[13]
PWM2 /
COUT /
TCON[13]
PWM2 /
COUT /
TCON[13]
(1), (2), (3)/
2mA
59 BB3P BB3P NC BBLU [7] BBLU [7]
60 BB3N BB3N NC BBLU [6] BBLU [6]
61 BB2P BB2P NC BBLU [5] BBLU [5]
62 BB2N BB2N NC BBLU [4] BBLU [4]
63 BB1P BB1P NC BBLU [3]/T0 BBLU [3]
64 BB1N BB1N NC BBLU [2]/T1 BBLU [2]
65 BCLKP BCLKP NC BGRN [1]/T2 TCON [6]
66 BCLKN BCLKN NC BGRN [0]/T3 TCON [5]
67 BG3P BG3P NC BGRN [7] BGRN [7]
68 BG3N BG3N NC BGRN [6] BGRN [6]
73 BG2P BG2P TODP BGRN [5]/T4 BGRN [5]
74 BG2N BG2N TODN BGRN [4]/T5 BGRN [4]
75 BG1P BG1P TOCLKP BGRN [3]/T6 BGRN [3]
76 BG1N BG1N TOCLKN BGRN [2]/T7 BGRN [2]
77 BR3P BR3P TOCP BRED [7]/T8 BRED [7]
78 BR3N BR3N TOCN BRED [6]/T9 BRED [6]
79 BR2P BR2P TOBP BRED [5]/T10 BRED [5]
80 BR2N BR2N TOBP BRED [4]/T11 BRED [4]
81 BR1P BR1P TOAP BRED [3]/T12 BRED [3]
82 BR1N BR1N TOAP BRED [2]/T13 BRED [2]
85 AB3P NC TEDP ABLU [7]/T14 ABLU [7]
86 AB3N NC TEDN ABLU [6]/T15 ABLU [6]
87 AB2P NC TECLKP ABLU [5]/T16 ABLU [5]
88 AB2N NC TECLKN ABLU [4]/T17 ABLU [4]
89 AB1P NC TECP ABLU [3]/T18 ABLU [3]
90 AB1N NC TECN ABLU [2]/T19 ABLU [2]
91 ACLKP NC TEBP ABLU [1]/T20 TCON [1]
92 ACLKN NC TEBN ABLU [0]/T21 TCON [0]
93 AG3P NC TEAP AGRN [7]/T22 AGRN [7]
94 AG3N NC TEAN AGRN [6]/T23 AGRN [6]
99 AG2P TCON [11] NC AGRN [5]/T24 AGRN [5]
100 AG2N TCON [10] NC AGRN [4]/T25 AGRN [4]
101 AG1P TCON [9] NC AGRN [3]/T26 AGRN [3]
102 AG1N TCON [8] NC AGRN [2]/T27 AGRN [2]
103 AR3P TCON [7] NC ARED [7]/T28 ARED [7]