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IC5 P/N:
0
2017/03/16 12:42:40
IC1 P/N*: (made by Motorola) 74HC14A 343BW
0
2017/03/16 12:42:38
IC6 P/N: AN8363UBK Japan 41.2
0
2017/03/16 12:42:36
Another general shot of the board with IC6.
0
2017/03/16 12:42:35
IC6 and the HUGE Zener diode, ZD6.
0
2017/03/16 12:42:33
IC3 & IC5 on display.
0
2017/03/16 12:42:31
General view of circuit board with IC1. Note that C3 was replaced, aka the blue Panasonic capacitor.
0
2017/03/16 12:42:30
General view of circuit board with speedometer removed.
0
2017/03/16 12:42:28
Top 1/3 of the circuit board backside.
0
2017/03/16 12:42:27
Middle 1/3 of the circuit board backside.
0
2017/03/16 12:42:25
Lower 1/3 of the circuit board backside. Note the surface mounted components.
0
2017/03/16 12:42:23
Good view of VR, the adjustment screw to calibrate the speedometer.
0
2017/03/16 12:42:22
R10 is a 200Ω resistor and diode D4
0
2017/03/16 12:42:17
Speedometer Face + Circuit Board
0
2017/03/16 12:40:40
Front windscreen with defrost vent visible.
0
2016/09/07 14:53:22
Another greyish and flattened solder joint on bottom right.
0
2016/09/05 21:13:21
Greyish and flattened solder joint on the bottom right.
0
2016/09/05 21:13:20
Suspect solder joints. The 2nd from top joint is not supposed to be connected to anything.
0
2016/09/05 21:13:19
Conformal coating masks the part number on this 42-pin IC
0
2016/08/26 18:33:51
Top Down
0
2016/08/20 20:47:55
Top Up
0
2016/08/20 20:47:54
0
2016/08/20 19:26:41
Close-up of the missing eyelets. Two of them were removed during desoldering.
0
2016/08/02 07:15:43
Backside view of the CPU board. Notice the missing eyelets?
0
2016/08/02 07:15:42
Eyelet damage
0
2016/08/02 07:15:41
Close-up of burned up solder runs. Note the trace that runs from underneath the IC chip to the right lead of Q1 is nearly gone.
0
2016/08/02 07:15:40
Note the broken solder runs between Q1 and ZD3.
0
2016/08/02 07:15:39
Lifted eyelets on Q1, backside of the board.
0
2016/08/02 04:55:58
Broken run to ZD3 and damaged eyelet to ZD3.
0
2016/08/02 04:55:55
In depth view of solder run damage. Note the missing run at the top center.
0
2016/08/02 04:55:54
Closer view of solder run damage to Q1 and lifted eyelets.
0
2016/08/02 04:55:53
Damage to board, eyelets lifted on Q1, and broken solder runs. A run is lifted under the IC chip that is supposed to extend to the lead (on left) of the transistor Q1.
0
2016/08/02 04:55:10
Odometer lives again!
0
2016/04/13 19:21:13
Here is 22yrs of old flux on the solder cups of the odometer display.
0
2016/04/12 22:38:00
The 1,000uF capacitor leakage within the red circle.
0
2016/04/12 22:37:18
Back side of odometer display solder joints. This turned out to be 22yr old solder flux.
0
2016/04/12 22:18:37
1,000uF Capacitor leakage within red circle.
0
2016/04/12 22:17:41
IMG 1368
0
2010/03/19 18:38:52
IMG 1373
0
2010/03/19 18:38:52
IMG 1358
0
2010/03/19 18:38:52
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